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