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