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

int main() {
    int *ptr;
    ptr=(int*) calloc(5,sizeof(int));

    printf("enter numbers(5) : ");
    for(int i=0;i<5;i++) {
        scanf("%d",&ptr[i]);
    }

    ptr=realloc(ptr,8);
    printf("enter numbers(8) : ");
    for(int i=0; i<8;i++){
        scanf("%d,&ptr[i]");
    }

    //print
    for(int i=0; i<8 ;i++){
        printf("number %d is %d",i,ptr[i]);
    }
    return 0;
}    
    
    

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