#include <iostream>
using namespace std;

int main()
{
int *data, *temp;
int i;
data = new int[5]; // the orginal array
for (i = 0; i < 5; ++i){
    data[i] = i;
}
temp = new int[10]; // for the new larger array
//copy from original array into new array
for (i  = 0; i< 5; ++i){
    temp[i] = data[i];
}

delete [] data;//deallocate original array
data = temp; // make data point to the new array
for (i = 5; i < 10; ++i){ //insert more data
    data[i] = i;
}

//deallocate when done
delete [] data; 

  return 0;
}