Submission #972041

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
972041	2024-04-29 19:20:09	opPO	Rectangles (IOI19_rect)	C++14	37 / 100	5054 ms	22876 KiB

rect

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#include "rect.h"
#include <bits/stdc++.h>
#define sz(x) (int)x.size()
using namespace std;
long long count_rectangles(vector<vector<int>> a) {
    int n = sz(a);
    int m = sz(a[0]);
    if (n <= 2 || m <= 2) {
        return 0;
    }
    if (n == 3) {
        long long res = 0;
        for (int l = 0; l < m; l++) {
            int mx = -1e9;
            for (int r = l + 1; r < m; r++) {
                if (r - l > 1 && mx < a[1][l] && mx < a[1][r]) {
                    res++;
                }
                if (a[1][r] >= a[0][r] || a[1][r] >= a[2][r]) break;
                mx = max(mx, a[1][r]);
            }
        }
        return res;
    }
 
 
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• Subtask 2: 7 / 7
• Subtask 3: 12 / 12
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• Subtask 7: 0 / 28