# https://open.kattis.com/problems/findingana
# Time limit: 1s
# Diff 1.3 Easy

# 29 chars
x=gets
$><<x[x.index(?a)..-2]


# 30 chars: Top 10 is 15..16 (All Ruby)
# x=gets
# puts x[x.index(?a)..-2]