# https://open.kattis.com/problems/magictrick
# 1s
# 1.4 Easy

# 27 chars Top 10 still place 3
x=gets.chars
p (x|x==x)?1:0


# 28 chars Top 10 place 3
# x=gets.chars
# p (x|[]==x)?1:0


# 30 chars Top 10 place 4
# x=gets.chars
# p (x.uniq==x)?1:0


# 44 chars
# x=gets.chars
# p (x.uniq.length==x.length)?1:0