#take the input from the user for the length of the sides
Length= int(input("Enter the Length:"))
Breath= int(input("Enter the height:"))
Height= int(input("Enter the height:"))
#compare of all the sides are same it's a Equilateral triangle
if(Length==Breath)&(Length==Height):
print("Equilateral triangle")
# compare if any of the sides are same then it's Isosceles triangle
elif(Length==Breath)|(Breath==Height)|(Length==Height):
print("Isosceles triangle")
#else it's a scalene triangle
else:
print("scalene triangle")