p1.cpp

好东西,绝对是好东西,我向大家推荐

#include <iostream.h>
int main()
{
	int N,i;
	int a,b,s;
	while(cin>>N){
	for(i=1000;i<=N;i++)
	{
		a=i/100;
		b=i-a*100;
		s=a+b;
		if(s*s==i) cout<<i<<endl;
	}}
}