import sequtils,strutils

proc reverse(s : var string) =
    for i in 0..(s.high div 2):
        (s[i], s[s.high - i]) = (s[s.high - i], s[i])

var
    s = stdin.readline
for i,c in s:
    if c == '<':
        s[i] = '>'
    else:
        s[i] = '<'
s.reverse
echo s