#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){ if(a==b==c){ cout<<"Equilateral Triangle"; } else if(a==b||b==c||c==a){ cout<<"Isosceles Triangle"; }else if(a*a+b*b==c*c||c*c+b*b==a*a||a*a+c*c==b*b){ cout<<"Right Triangle"; }else{ cout<<"Simple Triangle"; } }else{ cout<<"No"; } }