cs161AWinter2024/index.org

• Notes for the class
• Index of files written in class

Notes for the class

https://tildegit.org/left_adjoint/class-notes/src/branch/main/cs161/cppIntro.org

Index of files written in class

• Lecture 1

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/hello.cpp Hello, World!
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/echo.cpp A program that reads in a string and prints it back out
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/order.cpp Pizza ordering program, like a harder version of the tipping program in Coding Assignment 1
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/adder.cpp A program that reads two numbers in, adds them together, then prints a result

• Lecture 2

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/averager.cpp A program that reads two numbers in and averages them, similar to Coding Assignment 1
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/inverter.cpp A program that reads in a number and returns one divided by that number (unless the number is zero). First introduction to if-statements.
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/choosing.cpp A program that demonstrates more about how if-statements work, might be useful for Coding Assignment 1
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/looping.cpp A first introduction to while loops. A program that loops over and over until you enter a number greater than 10

• Lecture 3

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/table.cpp Our big extended example of how to make a table in c++ with iomanip functions

• Lecture 4

  • A demonstration of how to use random number generation in c++ https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/randomTest.cpp
  • Our guessing game that uses a while-loop to keep asking until you've guessed the correct number (this one has the ability to limit the max number of guesses) https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/guessing.cpp
  • How to use for: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/for1.cpp
  • Here's an example of how to use for to sum up a bunch of numbers (might be helpful for an assignment…): https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/forInput.cpp

• Lecture 5

  • An example of using while to read in an input: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/whileCin1.cpp
  • An example of using while to re-ask for an input until it is the correct form (very helpful for coding assignment 2)! https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/whileCin2.cpp

• Lecture 6

  • An example of how arrays don't stop you from accessing out of bounds elements: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/badarray.cpp
  • An example of how to properly use arrays: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/array1.cpp
  • An example that shows how cin.fail() can be used to detect whether there was an error in the parsing of input: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/cinfail.cpp
  • An example that shows how to correctly parse only integers using a while loop with cin.fail and cin.peek() to look for a '.': https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/cinfail2.cpp
  • An example that shows how to abstract the code from the previous example into multiple functions, one that reads in an int and one that reads in double s: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/cinfail3.cpp
  • An example how to use getline to read in input that has spaces: https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/getlinetest.cpp

  • The following are out-of-lecture examples of how to properly handle data validation for inputs

    • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/input1.cpp
    • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/lnput2.cpp

• Lecture (2/14/2024)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/fun1.cpp demo of functions!
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/flipgame.cpp example program that might be useful for getting started with assignment 3!

• Lecture ??? (honestly I don't remember which lecture exactly these were, mea culpa)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/array2.cpp An example of writing a function that loops through an array
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/array3.cpp An example of using "parallel" arrays, in other words multiple arrays to represent "rows" of data
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/find1.cpp An example of using the string method find
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/fun2.cpp An example of pass by reference vs. pass by value
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/prototype1.cpp An example of using prototypes of functions
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/sarcasmCase.cpp An example of using a loop through a string to make a silly function
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/substring.cpp An example of using the substr function
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/switch1.cpp A first example of switch/case statements
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/tostr.cpp Using to_string
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/whileRef.cpp Using pass by ref to write a new averaging function

• Lecture (2/26/2024)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/switch2.cpp More examples of using switches that might be useful for assignment 4
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/switchLoop.cpp Another example of switches that will be useful for assignment 4
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/switchswitch.cpp Nested switches

• Lecture (2/28/2024)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/mistake1.cpp talking about easy to make mistakes such as accidentally mixing up = and ==
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/nestedfor.cpp nested for loops

• Lecture (3/6/2024)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/palfor.cpp a simple version of palindrome finding for single words
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/arrayofarrays.cpp an examples of how an array of strings would work, this example shows how to find the acrostic of a set of sentences (well, just individual words you can change the code to use getline to make it work with whole sentences)
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/whileArray.cpp this is an example of how to traverse an array only partially with a while-loop rather than a for loop
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/palWithSpaces.cpp an example of how to solve discussion for in a single while loop

• Lecture (3/11/2024)

  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/rectRef.cpp A file where we show more about pass-by-reference and give a taste of structs
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/byRef.cpp A file where we show how to use pass-by-reference to simplify the logical structure of a file
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/byVal.cpp A file where we show a pass-by-value version of the above program
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/arrayRef.cpp Hey, why don't you have to pass arrays by reference??
  • https://tildegit.org/left_adjoint/cs161AWinter2024/src/branch/main/arrayTheTruth.cpp Arrays were pointers all along