#include #include using namespace std; //AN ARRAY CAN'T BE EXTENDED IN CPP Without creating new array BECUASE SIZE OF ARRAY CAN'T BE CHANGED ONCE DECLARED //CODE FOR JOINING TWO ARRAYS BY CREATING NEW ARRAY IS GIVEN FROM STEP 1 //ONE ALTERNATIVE IS TO USE STANDARD TEMPLATE LIBRARY CONTAINER CALLED "VECTOR"(dynamic array) WHICH IS DYNAMIC IN SIZE AND THEREFORE IT CAN BE EXTENDED WITHOUT CREATING NEW VECTOR //Code for extending vector without creating new object is given after step 7 //RUN THE CODE TO SEE ANSWER int main() { int arr1[]={1,2,3,4}; int arr2[]={5,6,7,8}; int size1= sizeof(arr1)/sizeof(arr1[0]); //STEP 1)SIZE OF 1ST ARRRAY int size2= sizeof(arr2)/sizeof(arr2[0]); //STEP 2)SIZE OF 2ND ARRAY int newArrSize = size1 + size2;//STEP 3 SUM OF TWO ARRAY SIZES TO MAKE NEW ARRAY OF THIS SIZE int resultArr[newArrSize ]; //STEP 4 MAKE NEW ARRAY OF SIZE EQUAL TO SUM OF SIZES OF TWO ARRAYS TO BE JOINED //STEP 5 NOW ASSIGN VALUES OF 1ST ARRAY TO NEW ARRAY for (int i =0;i vector1 ={1,2,3,4}; vector vector2 ={5,6,7,8}; //STEP 1 PUSH EACH ELEMENT OF VECTOR2 TO VECTOR 1 USING FOR LOOP for(int i : vector2 ) { vector1.push_back(i); } cout << "\nJoining two vectors"<

Combining two arrays