added deletion

cs161BW4/delete.cpp

@@ -0,0 +1,26 @@
+#include <iostream>
+using namespace std;
+
+//my solution
+void deleteArr(int arr[], int index, int &count){
+  for(int i = index; i < count-1; i++){
+    arr[i] = arr[i+1];
+  }
+  count = count - 1;
+}
+
+int main(){
+  int arr1[] = {0,1,2,3,4};
+  int a1size = 5;
+
+  deleteArr(arr1,0,a1size);
+  deleteArr(arr1,3,a1size);
+  // should be {1,2,3} at the end
+  // a1size should be 3
+  for(int i = 0; i < a1size; i++){
+    cout << arr1[i] << " ";
+  }
+  cout << endl;
+  cout << a1size << endl;
+  return 0;
+}

cs161BW4/lecture1_agenda.org

@@ -6,6 +6,7 @@
 ** Talk about inserting elements into an array
 ** Generic insert with templates
 ** Deleting elements of an array
+*** Exercise for you
 ** Generic delete with templates
 ** Multi-dimensional array practice
 ** Lab time