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