#include<iostream> #include<cstdio> 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"<<endl; } else if(a==b||b==c||a==c) { cout<<"Isosceles 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"; } else { cout<<"Simple Triangle"; } } else { cout<<"No"; } return 0; }