x=[float(input("enter a number ")),float(input("enter a number ")),float(input("enter a number "))] if x[0] == x[2] or x[2] == x[1] or x[0] == x[2] and x[1] != x[0] != x[2]: print("its a isosceles") elif x[0] == x[1] == x[2] : print("its a equality ") else: print("its scalene")