hdu2040

#include<stdio.h>
#include<math.h>
int main()
{
int m,a,b;
scanf("%d",&m);
while(m--){
int sum;
sum = 0;
scanf("%d%d",&a,&b);
for(int i=1; i<a;i++)
{
if(a%i == 0)
sum += i;
}
if(sum == b)
printf("YES\n");
else
printf("NO\n");
}

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转载自blog.csdn.net/weixin_39202130/article/details/80501507