a=int(input("enter first side"))
b=int(input("enter sec side"))
c=int(input("third side"))
if a==b==c:
    print("this triangle is equilateral")
elif a==b!=c or a==c!=b or a!=b==c:
    print("this triangle is isoscales")
else:
    print("this is scalen triangle")
4c954628f58d2927e20acf787915bdb664e17953
<mask token>

<mask token>
if a == b == c:
    print('this triangle is equilateral')
elif a == b != c or a == c != b or a != b == c:
    print('this triangle is isoscales')
else:
    print('this is scalen triangle')

a = int(input('enter first side'))
b = int(input('enter sec side'))
c = int(input('third side'))
if a == b == c:
    print('this triangle is equilateral')
elif a == b != c or a == c != b or a != b == c:
    print('this triangle is isoscales')
else:
    print('this is scalen triangle')

a=int(input("enter first side"))
b=int(input("enter sec side"))
c=int(input("third side"))
if a==b==c:
    print("this triangle is equilateral")
elif a==b!=c or a==c!=b or a!=b==c:
    print("this triangle is isoscales")
else:
    print("this is scalen triangle")