Submission #841770

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
841770	2023-09-02 04:27:18	I_love_Hoang_Yen	Soccer Stadium (IOI23_soccer)	C++17	65.50 / 100	336 ms	31828 KiB

soccer

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#include <bits/stdc++.h>
#include "soccer.h"
using namespace std;
struct Row {
    int first, last;
    int cnt() const {
        return last - first + 1;
    }
    bool contains(const Row& b) const {
        return first <= b.first && b.last <= last;
    }
    bool operator < (const Row& b) const {
        return cnt() > b.cnt();
    }
};
pair<bool, int> subtask_25p(int n, const vector<vector<int>>& forest) {
    int cnt_row = 0; // number of non-empty rows
    int first_row = n, last_row = -1;
    int total = 0;
    vector<Row> rows;
    for (int r = 0; r < n; ++r) {
        int cnt = 0; // number of empty cells
        int first = n, last = -1; // all empty cells should be in [first, last]
        for (int c = 0; c < n; ++c) {
            if (forest[r][c] == 0) {
                ++total; ++cnt;
                if (first == n) first = c;
 
 
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• Subtask 0: 0 / 0
• Subtask 1: 6 / 6
• Subtask 2: 8 / 8
• Subtask 3: 22 / 22
• Subtask 4: 18 / 18
• Subtask 5: 4 / 16
• Subtask 6: 7.5 / 30