getting wrong answer

#include<stdio.h>
int main(){
    int n,c,t,k,a[100];
    long unsigned int candy;
    for(scanf("%d",&t);t>0;t--){
    scanf("%d%d",&n,&candy);
    for(k=0,c=0;k<n;k++) {scanf("%d",&a[k]); c=c+a[k];}
    if(candy<c) printf("No");
    else printf("Yes");}
    return 0;
}