4 ms·
The problem description can be found at the bottom of this page: http://csclub.uwaterloo.ca/contest/contest_information.php http://csclub.uwaterloo.ca/contest/c
by SlyShy 17y ago
The problem description can be found at the bottom of this page: http://csclub.uwaterloo.ca/contest/contest_information.php http://csclub.uwaterloo.ca/contest/contest_information.php