Submission #226684

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
226684	2020-04-24 19:44:57	DS007	The Kingdom of JOIOI (JOI17_joioi)	C++14	100 / 100	1589 ms	58884 KiB

joioi

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#include <bits/stdc++.h>
using namespace std;
#define int long long
const int H = 2000;
int a[H][H];
int h, w, mi, ma;
void pre() {
    mi = 1e18, ma = -1;
    for (int i = 0; i < h; i++) {
        for (int j = 0; j < w; j++)
            mi = min(mi, a[i][j]), ma = max(ma, a[i][j]);
    }
}
bool check(int dif) {
    int ll = mi + dif + 1, ul = ma - dif - 1;
    bool track[h][w] = {};
    for (int i = 0; i < h; i++) {
        for (int j = 0; j < w; j++) {
            if (a[i][j] >= ll)
                track[i][j] = true;
        }
    }
    for (int i = 0; i < h; i++) {
        int li = w, hi = -1;
        for (int j = 0; j < w; j++) {
 
 
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• Subtask 1: 15 / 15
• Subtask 2: 45 / 45
• Subtask 3: 40 / 40