#include<iostream>
#include<cmath>
using namespace std;
int main()
{
int a, b;
while(scanf("%d%d", &a, &b) != EOF && (a||b))
{
int i, n;
n = b;
b = abs(b);
for( i=-1*b; i <= b; i++ )
{
if((a-i)*i == n )
{
printf("Yes\n");break;
}
}
if(i > b)
printf("No\n");
}
return 0;
}
hdu 2092 整数解
最新推荐文章于 2024-08-22 20:10:34 发布