#include <iostream> #include <cstdio> using namespace std; int main() { int a,b,c; cin>>a>>b>>c; if((a+b<=c||a+c<=b)||c+b<=a) { cout<<"No"; } else { if(a==b&&a==c) { cout<<"Equilateral Triangle"; } else if((a==b&&a!=c)||(a==c&&a!=b)||(b==c&&b!=a)) { cout<<"Isosceles Triangle"; } else if((a*a+b*b==c*c)||(a*a+c*c==b*b)||(c*c+b*b==a*a)) { cout<<"Right Triangle"; } else { cout<<"Simple Triangle"; } } return 0; }