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Question

Write a c program. Write a function IndexArray(n) that returns a pointer to a dynamically allocated integer array with n elements, each of which is initialized to its own index. For example, assuming that ip is declared as int *ip; the statement ip = IndexArray(10); should produce the following memory configuration:

Format shouuld be

Please enter the size of the array: 5
The resulting array is:
0, 1, 2, 3, 4

when a charcter is entered

Please enter the size of the array: a
Please enter an integer
Retry:

Explanation / Answer

#include<stdio.h>

#include<stdlib.h>

int main() {

int i, n, *ip;

printf("Please enter the size of an array : ");

scanf("%d",&n);

ip=(int*)calloc(n,sizeof(int));

if(ip==NULL)

{

printf("Memory not allocated");

exit(0);

}

for(i=0;i<n;++i)

{

scanf("%d",ip+i);

for(i=0;i<n;++i)

printf("The resulting array is: %d ",*(ip+i));

}

return(0);

}

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