A Very Big Sum Hackerrank Solution in C

#include<stdio.h>

int main()

{

int a[1000];

long int n,i,sum=0;

scanf("%ld",&n);

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

{

scanf("%d",&a[i]);

}

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

{

sum=sum+a[i];

}

printf("%ld",sum);

}