pik2ex

#include <stdio.h>
#include <stdlib.h>
#include <string.h>

int main()
{
    int n;
    int h=0;
    printf("Number of elements : ");
    scanf("%d", &n);

    int *arr = calloc(n, sizeof(int));
    if(arr == NULL)
        exit(36);

        printf("Enter %d numbers :\n", n);
    for(int i=0;i<n;i++){
        scanf("%d", &arr[i]);
    }

    h =  n;
    printf("Enter new size : ");
    scanf("%d", &n);

    arr = realloc(arr, n*sizeof(int));

    if(n>h){
            printf("Enter %d new elements :\n", (n-h));
        for(int i = h; i<n;i++){
            scanf("%d", &arr[i]);

        }
    }
    for(int i=0;i<n;i++){
        printf("%d ", arr[i]);
    }

    return 0;
}