제출 #90127

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
90127	2018-12-20 13:26:18	adlet	Chessboard (IZhO18_chessboard)	C++17	39 / 100	124 ms	1452 KiB

chessboard

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#pragma GCC optimize("Ofast")
#include <bits/stdc++.h>
#define file(s) if (fopen(s".in", "r")) freopen(s".in", "r", stdin), freopen(s".out", "w", stdout)
using namespace std;
typedef long long ll;
const int N = 1e5 + 5;
const ll INF = 1e18;
const int mod = 1e9 + 7;
const double PI = acos(-1.0);
int n, k;
ll ans = INF;
vector < int > v;
int get(int x1, int y1, int d) {
    x1 /= d;
    y1 /= d;
    return ((x1 % 2) == (y1 % 2));
}
int x[N], y[N];
int main() {
    cin >> n >> k;
    for (int i = 1; i <= k; ++i) {
 
 
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