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