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