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fix formatting and remove unnecessary includes

This commit is contained in:
Ben Harris 2022-01-15 23:41:00 -05:00
parent 9f551a502b
commit 681e15304e
Signed by: ben
GPG Key ID: 4E0AF802FFF7960C
23 changed files with 513 additions and 446 deletions
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105
PG1/PG1.cpp
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@ -1,81 +1,80 @@
//Ben Harris
//This program converts decimal to dozenal.
#include <iostream> //import
#include <string>
#include <iostream>
#include <cstdlib>
#include <sstream>
#include "PG1.h"
using namespace std;
//main method runs at execution time
int main (int argc, char **argv) { //signature
cout << "Enter a number in decimal: ";
string input;
getline (cin,input);
cout << input << " in dozenal is " << dozenal (input) << endl;
system ("pause");
return 0;
int main(int argc, char **argv) { //signature
cout << "Enter a number in decimal: ";
string input;
getline(cin, input);
cout << input << " in dozenal is " << dozenal(input) << endl;
return 0;
}
//this method divides by 12 and returns the quotient, to be stored
string div12 (string dividend, int &remainder) {
int save = 0;
string quotient = "";
for (int i = 0 ; i < dividend.length() ; i++){
string div12(string dividend, int &remainder) {
if(save != 0){
int save = 0;
string quotient = "";
save = (save * 10) + (dividend[i]-'0');
int j = save/12; //divide by 12
char c = j+'0'; //convert to char
quotient = quotient+c;
save = save%12;
}
else {
save = dividend[i]-'0';
quotient += '0';
}
}
remainder = save;
return quotient;
for (int i = 0; i < dividend.length(); i++) {
if (save != 0) {
save = (save * 10) + (dividend[i] - '0');
int j = save / 12; //divide by 12
char c = j + '0'; //convert to char
quotient = quotient + c;
save = save % 12;
} else {
save = dividend[i] - '0';
quotient += '0';
}
}
remainder = save;
return quotient;
}
//this method calls the div12 method and stores each remainders as the next digit
string dozenal (string input) {
string dozenal(string input) {
string dozenalNumber = "";
int remainder = 0;
string dozenalNumber = "";
int remainder = 0;
while( atoi(div12(input,remainder).c_str()) != 0 ) {
while (atoi(div12(input, remainder).c_str()) != 0) {
input = div12(input,remainder);
input = div12(input, remainder);
char remainderChar;
char remainderChar;
if(remainder == 10){
remainderChar = 'A';
}else if (remainder == 11){
remainderChar = 'B';
}else remainderChar = remainder+'0';
if (remainder == 10) {
remainderChar = 'A';
} else if (remainder == 11) {
remainderChar = 'B';
} else remainderChar = remainder + '0';
dozenalNumber = remainderChar+dozenalNumber;
dozenalNumber = remainderChar + dozenalNumber;
}
}
input = div12(input,remainder);
input = div12(input, remainder);
char remainderChar = remainder;
char remainderChar = remainder;
if(remainder == 10){
remainderChar = 'A';
}else if (remainder == 11){
remainderChar = 'B';
}else remainderChar = remainder+'0';
if (remainder == 10) {
remainderChar = 'A';
} else if (remainder == 11) {
remainderChar = 'B';
} else remainderChar = remainder + '0';
dozenalNumber = remainderChar+dozenalNumber;
dozenalNumber = remainderChar + dozenalNumber;
return dozenalNumber;
return dozenalNumber;
}

10
PG1/PG1.h
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@ -5,14 +5,14 @@
#define _PG1_
#include <iostream>
#include <string>
#include <cstdlib>
#include <sstream>
using namespace std;
int main (int argc, char **argv); //prototype
string div12 (string dividend, int &remainder);
string dozenal (string input);
int main(int argc, char **argv); //prototype
string div12(string dividend, int &remainder);
string dozenal(string input);
#endif

119
PG2/PG2.cpp
View File

@ -3,76 +3,83 @@
//then checks for poker hands excluding straight, flush, and straight flush
#include <iostream>
#include <string>
#include <cstdlib>
#include "time.h"
#include "PG2.h"
using namespace std;
int main (int argc, char **argv){//main method
//initialize deck and randomize it
srand((unsigned)time(0));
int *deck = new int[52];
for(int i=0;i<52;i++){
deck[i]=i;
}
shuffle(deck);
int main(int argc, char **argv) {
// initialize deck and randomize it
srand((unsigned) time(0));
int *deck = new int[52];
for (int i = 0; i < 52; i++) {
deck[i] = i;
}
shuffle(deck);
//start to deal the hands
for(int j = 0; j<10;j++){//deals ten hands
// start to deal the hands
for (int j = 0; j < 10; j++) {//deals ten hands
int rankcount[13] = {0};
for(int i = j*5;i<j*5+5;i++){//print, then check each hand for duplicates
rankcount[deck[i]/4]++;
cout << getRankName(deck[i]) << " of " << getSuitName(deck[i]) << endl;
int rankcount[13] = {0};
for (int i = j * 5; i < j * 5 + 5; i++) {//print, then check each hand for duplicates
rankcount[deck[i] / 4]++;
cout << getRankName(deck[i]) << " of " << getSuitName(deck[i]) << endl;
}
cout<<endl;
if (inArray(rankcount, 2, 13) && inArray(rankcount, 3, 13))cout << "FULL HOUSE";
else if (dupeinarray(rankcount, 2, 13))cout << "TWO PAIR";
else if (inArray(rankcount, 4, 13))cout << "FOUR OF A KIND";
else if (inArray(rankcount, 3, 13))cout << "THREE OF A KIND";
else if(inArray(rankcount,2,13))cout<<"ONE PAIR";
else cout<<"NOTHING";
cout<<endl;
cout<<endl;
}
cout << endl;
if (inArray(rankcount, 2, 13) && inArray(rankcount, 3, 13))cout << "FULL HOUSE";
else if (dupeinarray(rankcount, 2, 13))cout << "TWO PAIR";
else if (inArray(rankcount, 4, 13))cout << "FOUR OF A KIND";
else if (inArray(rankcount, 3, 13))cout << "THREE OF A KIND";
else if (inArray(rankcount, 2, 13))cout << "ONE PAIR";
else cout << "NOTHING";
cout << endl;
cout << endl;
}
//remove systempause before turning in
//system("pause");
delete[] deck;
return 0;
}
//remove systempause before turning in
//system("pause");
delete[] deck;
return 0;
}
string getSuitName(int card){//returns the suit of the input card
string suits[4] = {"Hearts","Clubs","Diamonds","Spades"};
return suits[card%4];
string getSuitName(int card) {//returns the suit of the input card
string suits[4] = {"Hearts", "Clubs", "Diamonds", "Spades"};
return suits[card % 4];
}
string getRankName(int card){//returns the rank of the input card
string ranks[13] = {"Two","Three","Four","Five","Six","Seven","Eight","Nine","Ten","Jack","Queen","King","Ace"};
return ranks[card/4];
string getRankName(int card) {//returns the rank of the input card
string ranks[13] = {"Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Jack", "Queen", "King",
"Ace"};
return ranks[card / 4];
}
void swapTwo(int a, int b,int *d){//swaps two ints a and b within an array d
d[b] = d[a]+d[b];
d[a] = d[b]-d[a];
d[b] = d[b]-d[a];
void swapTwo(int a, int b, int *d) {//swaps two ints a and b within an array d
d[b] = d[a] + d[b];
d[a] = d[b] - d[a];
d[b] = d[b] - d[a];
}
void shuffle(int *d){//swaps each element with a random index at or before the current index, shuffling the deck
for(int i = 1; i<52;i++){
int r = rand()%(i+1);
swapTwo(i,r,d);
}
void shuffle(int *d) {//swaps each element with a random index at or before the current index, shuffling the deck
for (int i = 1; i < 52; i++) {
int r = rand() % (i + 1);
swapTwo(i, r, d);
}
}
bool inArray(int *d,int toinsert, int sz){//returns true if toinsert is found in array d; checks only up to size
for(int i = 0; i<sz;i++){
if(toinsert == d[i])return true;
}return false;
bool inArray(int *d, int toinsert, int sz) {//returns true if toinsert is found in array d; checks only up to size
for (int i = 0; i < sz; i++) {
if (toinsert == d[i])return true;
}
return false;
}
bool dupeinarray(int *d, int dupetocheck, int sz){//checks for duplicate dupetocheck in array d
int cnt = 0;
for (int i = 0; i < sz; i++){
if (d[i] == dupetocheck)cnt++;
}
if (cnt > 1)return true;
else return false;
bool dupeinarray(int *d, int dupetocheck, int sz) {//checks for duplicate dupetocheck in array d
int cnt = 0;
for (int i = 0; i < sz; i++) {
if (d[i] == dupetocheck)cnt++;
}
if (cnt > 1)return true;
else return false;
}

14
PG2/PG2.h
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@ -7,13 +7,21 @@
#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
int main (int argc, char **argv);
int main(int argc, char **argv);
string getSuitName(int card);
string getRankName(int card);
void swapTwo(int a, int b,int *d);
void swapTwo(int a, int b, int *d);
void shuffle(int *d);
bool inArray(int *d,int toinsert, int sz);
bool inArray(int *d, int toinsert, int sz);
bool dupeinarray(int *d, int dupetocheck, int sz);
#endif

46
PG3/List.cpp
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@ -2,33 +2,37 @@
//List.cpp defines the methods for a List
#include <iostream>
#include <string>
#include <cstdlib>
#include "List.h"
#include "Node.h"
using namespace std;
List::List(){
head = NULL;
List::List() {
head = NULL;
}
List::~List(){
delete head;
List::~List() {
delete head;
}
void List::add(string s){
if (head == NULL)head = new Node(s, NULL);
else head->add(s);
void List::add(string s) {
if (head == NULL)head = new Node(s, NULL);
else head->add(s);
}
void List::print(){
int maxcnt = 0;
Node* n = head;
while (n != NULL){
if (n->getcount() > maxcnt) maxcnt = n->getcount();
n = n->getnext();
}
cout << endl << "<<Commonest Words>>"<<endl<<endl;
n = head;
while (n != NULL){
if (n->getcount() == maxcnt) cout << n->getvalue() << endl;
n = n->getnext();
}cout << endl;
void List::print() {
int maxcnt = 0;
Node *n = head;
while (n != NULL) {
if (n->getcount() > maxcnt) maxcnt = n->getcount();
n = n->getnext();
}
cout << endl << "<<Commonest Words>>" << endl << endl;
n = head;
while (n != NULL) {
if (n->getcount() == maxcnt) cout << n->getvalue() << endl;
n = n->getnext();
}
cout << endl;
}

16
PG3/List.h
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@ -8,17 +8,21 @@
#include <string>
#include <cstdlib>
#include "Node.h"
using namespace std;
class Node;
class List{
class List {
private: // Each list contains only the pointer to its head Node.
Node *head;
Node *head;
public:
List(); // List Constructor
~List(); // List Destructor
void add(string s); // Adds a Node to the tail of the list, incrementing the counter if a duplicate string is entered.
void print(); // Loops through the array twice: once to find the highest count, then a second time to print each Node that has that count value.
List(); // List Constructor
~List(); // List Destructor
void
add(string s); // Adds a Node to the tail of the list, incrementing the counter if a duplicate string is entered.
void
print(); // Loops through the array twice: once to find the highest count, then a second time to print each Node that has that count value.
};
#endif

43
PG3/Node.cpp
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@ -2,32 +2,37 @@
//Node.cpp contains the code for each node
#include <iostream>
#include <string>
#include <cstdlib>
#include "Node.h"
using namespace std;
Node::Node(string s, Node *n){
cnt = 1;
value = s;
next = n;
Node::Node(string s, Node *n) {
cnt = 1;
value = s;
next = n;
}
Node::~Node(){
delete next;
cnt = 0;
//farewell
Node::~Node() {
delete next;
cnt = 0;
//farewell
}
string Node::getvalue(){
return value;
string Node::getvalue() {
return value;
}
int Node::getcount(){
return cnt;
int Node::getcount() {
return cnt;
}
Node * Node::getnext(){
return next;
Node *Node::getnext() {
return next;
}
void Node::add(string s){
if (value == s)cnt++;
else if (next == NULL) next = new Node(s, NULL);
else next->add(s);
void Node::add(string s) {
if (value == s)cnt++;
else if (next == NULL) next = new Node(s, NULL);
else next->add(s);
}

22
PG3/Node.h
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@ -7,20 +7,22 @@
#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
class Node{
class Node {
private: // Each Node contains a vale, count, and a pointer to the next Node in the list.
string value;
int cnt;
Node *next;
string value;
int cnt;
Node *next;
public:
Node(string s, Node *n); // Node Constructor
~Node(); // Node Destructor
string getvalue(); // Value accessor
int getcount(); // Count accessor
Node * getnext(); // Next pointer accessor
void add(string s); // Adds a new Node to a list, incrementing the count for a Node if the same string is entered more than once.
Node(string s, Node *n); // Node Constructor
~Node(); // Node Destructor
string getvalue(); // Value accessor
int getcount(); // Count accessor
Node *getnext(); // Next pointer accessor
void
add(string s); // Adds a new Node to a list, incrementing the count for a Node if the same string is entered more than once.
};
#endif

25
PG3/PG3.cpp
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@ -3,21 +3,20 @@
//most commonly entered words, printing all in the case of a tie.
#include <iostream>
#include <string>
#include <cstdlib>
#include "PG3.h"
#include "List.h"
using namespace std;
int main(int argc, char **argv){
string input =" ";
List * list = new List();
while (input!=""){
cout << "Input<<";
getline(cin, input);
if(input!="")list->add(input);
}
list->print();
delete list;
return 0;
int main(int argc, char **argv) {
string input = " ";
List *list = new List();
while (input != "") {
cout << "Input<<";
getline(cin, input);
if (input != "")list->add(input);
}
list->print();
delete list;
return 0;
}

1
PG3/PG3.h
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@ -7,6 +7,7 @@
#include <iostream>
#include <string>
#include <cstdlib>
using namespace std;
int main(int argc, char **argv);// Main method.

46
PG4/List.cpp
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@ -2,38 +2,40 @@
//List.cpp defines the methods for a List
#include <iostream>
#include <string>
#include <cstdlib>
#include "List.h"
#include "Node.h"
#include "PG4.h"
using namespace std;
List::List(){
head = NULL;
}
List::~List(){
delete head;
}
void List::add(string s, string l){
if (head && head->getvalue() == l) {
cout << "already in library. aborted." << endl;
return;
}
if (!head || converttolower(head->getvalue()) > l) head = new Node(s, head);
else head = head->add(s, l);
List::List() {
head = NULL;
}
void List::print(){
cout << endl << "Library List" << endl << endl;
if (head) head->print();
cout << endl;
List::~List() {
delete head;
}
void List::remove(string s){
if (head) head = head->remove(s, NULL, this);
void List::add(string s, string l) {
if (head && head->getvalue() == l) {
cout << "already in library. aborted." << endl;
return;
}
if (!head || converttolower(head->getvalue()) > l) head = new Node(s, head);
else head = head->add(s, l);
}
void List::sethead(Node * n){ head = n; }
void List::print() {
cout << endl << "Library List" << endl << endl;
if (head) head->print();
cout << endl;
}
void List::remove(string s) {
if (head) head = head->remove(s, NULL, this);
}
void List::sethead(Node *n) { head = n; }

20
PG4/List.h
View File

@ -8,19 +8,23 @@
#include <string>
#include <cstdlib>
#include "Node.h"
using namespace std;
class Node;
class List{
class List {
private: // Each list contains only the pointer to its head Node.
Node *head;
Node *head;
public:
List(); // List Constructor
~List(); // List Destructor
void add(string s,string l); // Adds a Node to the tail of the list, incrementing the counter if a duplicate string is entered.
void print(); // Loops through the array twice: once to find the highest count, then a second time to print each Node that has that count value.
void remove(string s); // Calls remove on the nodes that match string s
void sethead(Node* n); // Head mutator
List(); // List Constructor
~List(); // List Destructor
void add(string s,
string l); // Adds a Node to the tail of the list, incrementing the counter if a duplicate string is entered.
void
print(); // Loops through the array twice: once to find the highest count, then a second time to print each Node that has that count value.
void remove(string s); // Calls remove on the nodes that match string s
void sethead(Node *n); // Head mutator
};
#endif

79
PG4/Node.cpp
View File

@ -2,51 +2,58 @@
//Node.cpp contains the code for each node
#include <iostream>
#include <string>
#include <cstdlib>
#include <cctype>
#include "Node.h"
#include "List.h"
#include "PG4.h"
using namespace std;
Node::Node(string s, Node *n){
value = s;
next = n;
}
Node::~Node(){delete next;}
string Node::getvalue(){return value;}
int Node::getcount(){return cnt;}
Node * Node::getnext(){return next;}
void Node::setnext(Node *n){ next = n; }
Node * Node::add(string s, string l){
string lvalue = converttolower(value);
if (lvalue == l) return this;
if (l < lvalue) return new Node(s, this);
if (!next){ next = new Node(s, NULL); return this; }
next = next->add(s,l);
return this;
Node::Node(string s, Node *n) {
value = s;
next = n;
}
void Node::print(){
cout << value << endl;
if (next) next->print();
Node::~Node() { delete next; }
string Node::getvalue() { return value; }
int Node::getcount() { return cnt; }
Node *Node::getnext() { return next; }
void Node::setnext(Node *n) { next = n; }
Node *Node::add(string s, string l) {
string lvalue = converttolower(value);
if (lvalue == l) return this;
if (l < lvalue) return new Node(s, this);
if (!next) {
next = new Node(s, NULL);
return this;
}
next = next->add(s, l);
return this;
}
Node* Node::remove(string s, Node *prev, List *l){
string lvalue = converttolower(value);
if (next) next = next->remove(s, this, l);
if (lvalue.find(s) < value.length() && lvalue.find(s) >= 0){
Node *t = next;
next = NULL;
delete this;
return t;
}
return this;
void Node::print() {
cout << value << endl;
if (next) next->print();
}
Node *Node::remove(string s, Node *prev, List *l) {
string lvalue = converttolower(value);
if (next) next = next->remove(s, this, l);
if (lvalue.find(s) < value.length() && lvalue.find(s) >= 0) {
Node *t = next;
next = NULL;
delete this;
return t;
}
return this;
}

29
PG4/Node.h
View File

@ -8,24 +8,27 @@
#include <string>
#include <cstdlib>
#include "List.h"
using namespace std;
class List;
class Node{
class Node {
private: // Each Node contains a value, count, and a pointer to the next Node in the list.
string value;
int cnt;
Node *next;
string value;
int cnt;
Node *next;
public:
Node(string s, Node *n); // Node Constructor
~Node(); // Node Destructor
string getvalue(); // Value accessor
int getcount(); // Count accessor
Node * getnext(); // Next pointer accessor
void setnext(Node* n); // Next pointer mutator
Node * add(string s,string l); // Adds a new Node to a list, incrementing the count for a Node if the same string is entered more than once.
void print(); // Tells each node to print itself and its next
Node* remove(string s, Node *prev, List *l); // Remove the nodes with matching string s and returns the new head
Node(string s, Node *n); // Node Constructor
~Node(); // Node Destructor
string getvalue(); // Value accessor
int getcount(); // Count accessor
Node *getnext(); // Next pointer accessor
void setnext(Node *n); // Next pointer mutator
Node *add(string s,
string l); // Adds a new Node to a list, incrementing the count for a Node if the same string is entered more than once.
void print(); // Tells each node to print itself and its next
Node *remove(string s, Node *prev, List *l); // Remove the nodes with matching string s and returns the new head
};
#endif

58
PG4/PG4.cpp
View File

@ -2,39 +2,43 @@
//This program manages a library of books by title, stored in a linked list
#include<iostream>
#include<string>
#include<cstdlib>
#include<cctype>
#include "PG4.h"
#include "List.h"
using namespace std;
int main(int argc, char **argv){
string input = " ";
List * list = new List();
cout << "cLibrary Version 1.0 -- type help for a list of commands" << endl;
while (converttolower(input).substr(0,4) != "exit"){
int main(int argc, char **argv) {
string input = " ";
List *list = new List();
cout << "cLibrary Version 1.0 -- type help for a list of commands" << endl;
while (converttolower(input).substr(0, 4) != "exit") {
cout << "Enter command: ";
getline(cin, input);
string lower = converttolower(input);
if (lower.substr(0, 3) == "add") list->add(input.substr(5, input.length() - 6),lower.substr(5, input.length() -6));
if (lower.substr(0, 6) == "remove") list->remove(lower.substr(8, input.length() - 9));
if (lower == "print") list->print();
if (list && lower == "clear") {delete list; List * list = new List();}
if (lower.substr(0,4) == "help" || lower.substr(0,4) == "halp"){
cout << endl << "These are the commands that this program accepts: " << endl << endl;
cout << "add \"book title\" \t--adds a new entry with book title as the name" << endl;
cout << "remove \"search term\" \t--deletes all books that contain search term" << endl;
cout << "print \t\t\t--prints out the entire library in alphabetical order" << endl;
cout << "clear \t\t\t--clears the entire library" << endl;
cout << "exit \t\t\t--exits the program (also clears the library)" << endl << endl;
}
}
delete list;
return 0;
cout << "Enter command: ";
getline(cin, input);
string lower = converttolower(input);
if (lower.substr(0, 3) == "add")
list->add(input.substr(5, input.length() - 6), lower.substr(5, input.length() - 6));
if (lower.substr(0, 6) == "remove") list->remove(lower.substr(8, input.length() - 9));
if (lower == "print") list->print();
if (list && lower == "clear") {
delete list;
List *list = new List();
}
if (lower.substr(0, 4) == "help" || lower.substr(0, 4) == "halp") {
cout << endl << "These are the commands that this program accepts: " << endl << endl;
cout << "add \"book title\" \t--adds a new entry with book title as the name" << endl;
cout << "remove \"search term\" \t--deletes all books that contain search term" << endl;
cout << "print \t\t\t--prints out the entire library in alphabetical order" << endl;
cout << "clear \t\t\t--clears the entire library" << endl;
cout << "exit \t\t\t--exits the program (also clears the library)" << endl << endl;
}
}
delete list;
return 0;
}
string converttolower(string s){
for (int i = 0; i < (int) s.length(); i++) s[i] = tolower(s[i]); return s;
string converttolower(string s) {
for (int i = 0; i < (int) s.length(); i++) s[i] = tolower(s[i]);
return s;
}

1
PG4/PG4.h
View File

@ -7,6 +7,7 @@
#include<iostream>
#include<string>
#include<cstdlib>
using namespace std;
int main(int argc, char **argv); // Main...

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PG4/pg4
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76
PG5/ArrayLL.h
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@ -8,46 +8,52 @@
#include <string>
#include <cstdlib>
#include "ArrayLLN.h"
using namespace std;
template <class T> class ArrayLL{
template<class T>
class ArrayLL {
private:
ArrayLLN<T> * head;
ArrayLLN<T> *head;
public:
ArrayLL(){ head = nullptr; }
~ArrayLL(){ delete head; }
void sethead(ArrayLLN<T>* t){ head = t; }
ArrayLL() { head = nullptr; }
int length(){ // returns length of the list
int cnt = 0;
for (ArrayLLN<T>*P = head; P != nullptr; cnt++, P = P->getnext());
return cnt;
}
T remove(int pos){ // removes the node at pos
ArrayLLN<T> *P = head, *Q = nullptr;
for (int cnt = 0; cnt < pos; cnt++, Q = P, P = P->getnext());
T tempcontents = P->getcontents();
P->removeself(P, Q, this);
return tempcontents;
}
T& operator[] (const int pos){ // overloads [], which returns a reference to the node at pos
ArrayLLN<T>* P = head;
for (int cnt = 0; cnt < pos; cnt++, P = P->getnext());
return P->getcontents();
}
void insert(int pos, T stuff){ // inserts a node at pos with stuff contents
if (pos == 0) head = new ArrayLLN<T>(stuff, head); // insert at head, with head as next pointer
else if (pos > 0 && pos < length()){ // if inserting not at the head or tail
ArrayLLN<T> *P = head, *Q = nullptr;
for (int i = 0; i < pos; i++, Q = P, P = P->getnext());
if (Q) Q->setnext(new ArrayLLN<T>(stuff, P));
else P->setnext(new ArrayLLN<T>(stuff, P->getnext()));
}
else if (pos == length()) // if inserting at the tail.
if (head == NULL) head = new ArrayLLN<T>(stuff, NULL);
else head->addback(stuff);
else return;
}
~ArrayLL() { delete head; }
void sethead(ArrayLLN<T> *t) { head = t; }
int length() { // returns length of the list
int cnt = 0;
for (ArrayLLN<T> *P = head; P != nullptr; cnt++, P = P->getnext());
return cnt;
}
T remove(int pos) { // removes the node at pos
ArrayLLN<T> *P = head, *Q = nullptr;
for (int cnt = 0; cnt < pos; cnt++, Q = P, P = P->getnext());
T tempcontents = P->getcontents();
P->removeself(P, Q, this);
return tempcontents;
}
T &operator[](const int pos) { // overloads [], which returns a reference to the node at pos
ArrayLLN<T> *P = head;
for (int cnt = 0; cnt < pos; cnt++, P = P->getnext());
return P->getcontents();
}
void insert(int pos, T stuff) { // inserts a node at pos with stuff contents
if (pos == 0) head = new ArrayLLN<T>(stuff, head); // insert at head, with head as next pointer
else if (pos > 0 && pos < length()) { // if inserting not at the head or tail
ArrayLLN<T> *P = head, *Q = nullptr;
for (int i = 0; i < pos; i++, Q = P, P = P->getnext());
if (Q) Q->setnext(new ArrayLLN<T>(stuff, P));
else P->setnext(new ArrayLLN<T>(stuff, P->getnext()));
} else if (pos == length()) // if inserting at the tail.
if (head == NULL) head = new ArrayLLN<T>(stuff, NULL);
else head->addback(stuff);
else return;
}
};

55
PG5/ArrayLLN.h
View File

@ -9,38 +9,43 @@
#include <cstdlib>
#include "PG5.h"
#include "ArrayLL.h"
using namespace std;
template <class T> class ArrayLL;
template<class T>
class ArrayLL;
template <class T> class ArrayLLN{
template<class T>
class ArrayLLN {
private:
T contents;
ArrayLLN<T> *next;
T contents;
ArrayLLN<T> *next;
public:
ArrayLLN(T t, ArrayLLN<T>* n){ // Constructor
contents = t;
next = n;
}
~ArrayLLN(){delete next;} // Destructor
void setcontents(T t){contents = t;} // contents mutator
T& getcontents(){return contents;} // contents accessor
ArrayLLN<T> * getnext(){return next;} // next ptr accessor
void setnext(ArrayLLN<T>* n){next = n;} // next ptr mutator
void removeself(ArrayLLN<T>* curr, ArrayLLN<T>* prev, ArrayLL<T>* l){ // deletes curr using prev, sets l's head if !prev
ArrayLLN<T>*temp = curr->getnext();
if (prev) prev->setnext(temp);
else l->sethead(temp);
curr->setnext(nullptr);
delete curr;
}
ArrayLLN(T t, ArrayLLN<T> *n) { // Constructor
contents = t;
next = n;
}
void addback(T stuff){ // adds new node at the end of the list.
if (!next) next = new ArrayLLN<T>(stuff, nullptr);
else next->addback(stuff);
}
~ArrayLLN() { delete next; } // Destructor
void setcontents(T t) { contents = t; } // contents mutator
T &getcontents() { return contents; } // contents accessor
ArrayLLN<T> *getnext() { return next; } // next ptr accessor
void setnext(ArrayLLN<T> *n) { next = n; } // next ptr mutator
void
removeself(ArrayLLN<T> *curr, ArrayLLN<T> *prev, ArrayLL<T> *l) { // deletes curr using prev, sets l's head if !prev
ArrayLLN<T> *temp = curr->getnext();
if (prev) prev->setnext(temp);
else l->sethead(temp);
curr->setnext(nullptr);
delete curr;
}
void addback(T stuff) { // adds new node at the end of the list.
if (!next) next = new ArrayLLN<T>(stuff, nullptr);
else next->addback(stuff);
}
};

105
PG5/PG5.cpp
View File

@ -4,69 +4,72 @@
// The ArrayLL template interfaces with the linkedlist as if it were an array.
#include <iostream>
#include <string>
#include <cstdlib>
#include "PG5.h"
#include "ArrayLL.h"
using namespace std;
int main(int argc, char **argv){ // PG5 main
int main(int argc, char **argv) { // PG5 main
string input = "";
cout << "cLibrary Version 2.0 -- type help for a list of commands" << endl;
ArrayLL<string> list;
string input = "";
cout << "cLibrary Version 2.0 -- type help for a list of commands" << endl;
ArrayLL<string> list;
while (converttolower(input).substr(0, 4) != "exit"){ // quit program when exit command is found
while (converttolower(input).substr(0, 4) != "exit") { // quit program when exit command is found
cout << "Enter command: ";
getline(cin, input);
string lower = converttolower(input);
cout << "Enter command: ";
getline(cin, input);
string lower = converttolower(input);
if (lower.substr(0, 3) == "add"){ // insert a new node in alphabetical order, not allowing duplicates (case-insensitive)
if (lower.substr(0, 3) ==
"add") { // insert a new node in alphabetical order, not allowing duplicates (case-insensitive)
bool found = false;
string linputstr = converttolower(input.substr(5, input.length() - 6));
bool found = false;
string linputstr = converttolower(input.substr(5, input.length() - 6));
for (int i = 0; i < list.length(); i++) // Make sure no duplicates are entered
if (converttolower(list[i]) == linputstr)
found = true;
for (int i = 0; i < list.length(); i++) // Make sure no duplicates are entered
if (converttolower(list[i]) == linputstr)
found = true;
int j = 0;
for (j = 0; j < list.length(); j++) // Find where in the list that it needs to be inserted
if (converttolower(list[j]) > linputstr)
break;
if (!found) list.insert(j, input.substr(5, input.length() - 6));
int j = 0;
for (j = 0; j < list.length(); j++) // Find where in the list that it needs to be inserted
if (converttolower(list[j]) > linputstr)
break;
}
if (lower.substr(0, 5) == "print"){ // prints the entire list, which should be in alphabetical order
cout << endl;
for (int i = 0; i < list.length(); i++)
cout << list[i] << endl;
cout << endl << "There are " << list.length() << " titles in the library." << endl;
}
if (!found) list.insert(j, input.substr(5, input.length() - 6));
if (lower.substr(0, 6) == "remove"){ // removes all the items in the library that contain search string
string lv = lower.substr(8, input.length() - 9);
for (int i = 0; i < list.length(); i++){
string ll = converttolower(list[i]);
if (ll.find(lv) >= 0 && ll.find(lv) < ll.length()){
cout << "\"" << list.remove(i) << "\"" << " was removed from the library." << endl;
i--;
}
}
}
if (lower.substr(0, 4) == "help" || lower.substr(0, 4) == "halp"){ // prints info for each function
cout << endl << "These are the commands that this program accepts: " << endl << endl;
cout << "add \"book title\" \t--adds a new entry with book title as the name" << endl;
cout << "remove \"search term\" \t--deletes all books that contain search term" << endl;
cout << "print \t\t\t--prints out the entire library in alphabetical order" << endl;
cout << "exit \t\t\t--exits the program (also clears the library)" << endl << endl;
}
}
return 0;
}
if (lower.substr(0, 5) == "print") { // prints the entire list, which should be in alphabetical order
cout << endl;
for (int i = 0; i < list.length(); i++)
cout << list[i] << endl;
cout << endl << "There are " << list.length() << " titles in the library." << endl;
}
if (lower.substr(0, 6) == "remove") { // removes all the items in the library that contain search string
string lv = lower.substr(8, input.length() - 9);
for (int i = 0; i < list.length(); i++) {
string ll = converttolower(list[i]);
if (ll.find(lv) >= 0 && ll.find(lv) < ll.length()) {
cout << "\"" << list.remove(i) << "\"" << " was removed from the library." << endl;
i--;
}
}
}
if (lower.substr(0, 4) == "help" || lower.substr(0, 4) == "halp") { // prints info for each function
cout << endl << "These are the commands that this program accepts: " << endl << endl;
cout << "add \"book title\" \t--adds a new entry with book title as the name" << endl;
cout << "remove \"search term\" \t--deletes all books that contain search term" << endl;
cout << "print \t\t\t--prints out the entire library in alphabetical order" << endl;
cout << "exit \t\t\t--exits the program (also clears the library)" << endl << endl;
}
}
return 0;
}
string converttolower(string s){for (unsigned int i = 0; i < s.length(); i++) s[i] = tolower(s[i]); return s;}
string converttolower(string s) {
for (unsigned int i = 0; i < s.length(); i++) s[i] = tolower(s[i]);
return s;
}

1
PG5/PG5.h
View File

@ -8,6 +8,7 @@
#include<string>
#include<cstdlib>
#include "ArrayLL.h"
using namespace std;
int main(int argc, char **argv); // Main...

85
PG6/PG6.cpp
View File

@ -3,57 +3,56 @@
// This program reads a file, uses the first four bytes as an integer record size and sorts the rest of the file in recordsz chunks.
#include <iostream>
#include <string>
#include <cstdlib>
#include <algorithm>
#include <fstream>
#include "PG6.h"
using namespace std;
int main(int argc, char **argv){
string fn = "";
streampos fsz;
cout << "Enter the name of the file that you want to sort." << endl << "File Name: ";
getline(cin, fn); // Get file name from user
fstream f (fn, ios::in | ios::out | ios::binary); // Open file from input location for read and write and as binary
if (f.is_open()){
int main(int argc, char **argv) {
string fn = "";
streampos fsz;
cout << "Enter the name of the file that you want to sort." << endl << "File Name: ";
getline(cin, fn); // Get file name from user
fstream f(fn, ios::in | ios::out | ios::binary); // Open file from input location for read and write and as binary
if (f.is_open()) {
char * recordsz = new char[4];
f.read(recordsz, (streamsize) 4); // Read first four bytes
int rsz = atoi(recordsz); // Store first four bytes as int record size
f.seekg(0, f.end);
fsz = f.tellg(); // Get length of file
int recordcnt = ((int)fsz-4) / rsz; // Get # of records
f.seekg(0, f.beg);
// Begin shell sort
int d = recordcnt;
while (d > 1){
d = (d == 2) ? 1 : d % 2 == 1 ? (d + 1) / 2 : d % 4 == 0 ? d / 2 + 1 : d / 2 + 2;
for (int i = d; i < recordcnt; i++) // Use readstring and writestring methods to get and put strings in the file
for (int j = i - d; j >= 0 && readstring(f,j,rsz) > readstring(f,j + d,rsz); j -= d){
string t = readstring(f,j,rsz);
writestring(f, j, rsz, readstring(f,j + d,rsz));
writestring(f, j+d, rsz, t);
}
}
cout << "Sort successful." << endl;
f.close();
}
else cout << "Error: file could not be opened or does not exist." << endl;
system("pause");
char *recordsz = new char[4];
f.read(recordsz, (streamsize) 4); // Read first four bytes
int rsz = atoi(recordsz); // Store first four bytes as int record size
f.seekg(0, f.end);
fsz = f.tellg(); // Get length of file
int recordcnt = ((int) fsz - 4) / rsz; // Get # of records
f.seekg(0, f.beg);
// Begin shell sort
int d = recordcnt;
while (d > 1) {
d = (d == 2) ? 1 : d % 2 == 1 ? (d + 1) / 2 : d % 4 == 0 ? d / 2 + 1 : d / 2 + 2;
for (int i = d;
i < recordcnt; i++) // Use readstring and writestring methods to get and put strings in the file
for (int j = i - d; j >= 0 && readstring(f, j, rsz) > readstring(f, j + d, rsz); j -= d) {
string t = readstring(f, j, rsz);
writestring(f, j, rsz, readstring(f, j + d, rsz));
writestring(f, j + d, rsz, t);
}
}
cout << "Sort successful." << endl;
f.close();
} else cout << "Error: file could not be opened or does not exist." << endl;
}
string readstring(fstream &f, int recordpos, int len){ // This method seeks to the position of recordpos * len, reads len bytes and returns that string
char* t = new char[len];
f.seekg(recordpos*len + 4, ios::beg);
f.read(t, len);
return (string)t;
string readstring(fstream &f, int recordpos,
int len) { // This method seeks to the position of recordpos * len, reads len bytes and returns that string
char *t = new char[len];
f.seekg(recordpos * len + 4, ios::beg);
f.read(t, len);
return (string) t;
}
void writestring(fstream &f, int recordpos, int len, string s){ // Writes string s to f at position recordpos*len
f.seekp(recordpos*len + 4, ios::beg);
char * t = new char[s.length()];
for (unsigned int i = 0; i < s.length(); i++) t[i] = s[i];
f.write(t, len);
void writestring(fstream &f, int recordpos, int len, string s) { // Writes string s to f at position recordpos*len
f.seekp(recordpos * len + 4, ios::beg);
char *t = new char[s.length()];
for (unsigned int i = 0; i < s.length(); i++) t[i] = s[i];
f.write(t, len);
}

3
PG6/PG6.h
View File

@ -9,10 +9,13 @@
#include <string>
#include <cstdlib>
#include <fstream>
using namespace std;
int main(int argc, char **argv);
string readstring(fstream &f, int recordpos, int len);
void writestring(fstream &f, int recordpos, int len, string s);
#endif