//Checks if a triangle is right angle traiangel given its sides
#include<iostream.h>

bool pythtrip(float a,float b,float c);

int main()
{
cout<<"First side length :";
float a; cin>>a;
cout<<"Second side length :";
float b; cin>>b;
cout<<"Second side length :";
float c; cin>>c;
if(pythtrip(a,b,c)) cout<<"The lengths can form right angle triangle"<<endl;
else cout<<"The lengths cannot form right angle triangle"<<endl;
return 0;
}

bool pythtrip(float a,float b,float c)
{
return( (a*a==b*b+c*c) || (b*b==c*c+a*a) ||(c*c==a*a+b*b) );
}