#include<bits/stdc++.h> using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; int s=max(a,max(b,c)); if(a+b+c>2*s){ if(a==b||b==c||a==c){ if(a==b&&b==c) cout<<"Equilateral Triangle"; else cout<<"Isosceles Triangle"; }else if(a*a+b*b+c*c==2*s*s){ cout<<"Right Triangle"; }else{ cout<<"Simple Triangle"; } }else{ cout<<"No"; } return 0; }