#include <iostream> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c && a+c>b && b+c>a && a-b<c && a-c<b && b-c<a){ if(a==b || a==c || b==c){ cout<<"Isosceles Triangle"<<endl; } else if(a==b==c){ cout<<"Equilateral Triangle"<<endl; } else if(a*a+b*b==c*c || a*a+c*c==b*b || b*b+c*c==a*a){ cout<<"Right Triangle"<<endl; } else{ cout<<"Simple Triangle"<<endl; } } else { cout<<"no"<<endl; } return 0; }