제출 #378497

#제출 시각아이디문제언어결과실행 시간메모리
378497syl123456Chessboard (IZhO18_chessboard)C++17
0 / 100
1 ms492 KiB
#include <bits/stdc++.h>
#define all(i) i.begin(), i.end()
#define rall(i) i.rbegin(), i.rend()
using namespace std;
typedef long long ll;
typedef pair<int, int> pi;
int main() {
    ios::sync_with_stdio(0), cin.tie(0);
    int n, k;
    cin >> n >> k;
    cout << 2 * n - 2;
}
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