View Code of Problem 90

#include<bits/stdc++.h>
using namespace std;

int main(void)
{
  int a,b,x,y;
  double z;
  scanf("%d,%d",&a,&b);
  for(x=a;x<b;++x)
    for(y=x;y<b;++y)
    {
      z=sqrt(x*x+y*y);
      if(z==int(z)&&z<=b)
        cout<<x<<"^2+"<<y<<"^2="<<z<<"^2"<<endl;
    }
}