#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) { cout<<"No"; } else if(a+b>c&&a+c>b&&b+c>a&&(a==b||a==c||b==c)) { cout<<"Isosceles Triangle"; } else if(a+b>c&&a+c>b&&b+c>a&&(a==b&&a==c&&b==c)) { cout<<"Equilateral Triangle"; } 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"; } return 0; }