#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ int a,b,c; cin>>a>>b>>c; if(a+b>c&&a+c>b&&b+c>a){ if(a==b==c){ cout<<"Equilateral Triangle"<<endl; } else if(a+b&&a+c&&b+c){ cout<<"Isosceles Triangle"<<endl; } else if(a*a+b*b==c*c&&a*a+c*c==b*b&&b*b+c*c==a*a){ cout<<"Right Triangle"<<endl; } else{ cout<<"Simple Triangle"<<endl; } } else{ cout<<"No"<<endl; } return 0; }