a,b,c=map(int,input().split()) sides=sorted([a,b,c]) x,y,z=sides if x+y<=z: print("No") else: if x==y==z: print("Equilateral Triangle") elif x==y or x==z or y==z: if x**2+y**2==z**2: print("Right Triangle and Isosceles Triangle") else: print("Isosceles Triangle") elif x**2+y**2==z**2: print("Right Triangle") else: print("Simple Triangle")