제출 #378525

#제출 시각아이디문제언어결과실행 시간메모리
378525LittleCubeChessboard (IZhO18_chessboard)C++14
0 / 100
1 ms364 KiB
#include <bits/stdc++.h> using namespace std; /************************************* * * Subtask 1 : 8 points * */ signed main() { int n, k; cin >> n >> k; cout << (n * n - (n & -n) * (n & -n)) / 2 << '\n'; }
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