# coding: utf-8

def main():
    l = input()
    print(exchange(l))

def exchange(l):
    def _exchange(l,n):
        if not l:
            return ""
        else:
            return '<' if l[n] == '>' else '>'
            return _exchange(l,n+1)
    return _exchange(l,0)

if __name__ == '__main__':
    main()