Submission #90547

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
90547	2018-12-22 11:11:24	HardNut	Chessboard (IZhO18_chessboard)	C++17	100 / 100	1071 ms	39056 KiB

chessboard

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#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5;
const long long INF = 1e18 + 5;
const int MAXN = 1e6;
const int base = 317;
typedef long long ll;
const ll bs = 1e5 + 1;
const ll mod = 998244353;
#define int ll
ll ans = INF, n, k, xx[N], yy[N], xx1[N], yy1[N];
int fnd(int cor, int x) {
    if (cor <= 0)
        return 0;
    int res = (cor / x) / 2 * x;
    if ((cor / x) % 2)
    res += cor % x + 1;
    return res;
}
ll calc(ll x) {
    ll res1 = 0, res2 = 0;
    for (int i = 1; i <= k; i++) {
 
 
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Compilation message (stderr)

chessboard.cpp:55:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^

• Subtask 1: 8 / 8
• Subtask 2: 8 / 8
• Subtask 3: 15 / 15
• Subtask 4: 16 / 16
• Subtask 5: 23 / 23
• Subtask 6: 30 / 30