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