Submission #1175782

#	Time	Username	Problem	Language	Result	Execution time	Memory
1175782		jakrin	Quality Of Living (IOI10_quality)	C++20	Compilation error	0 ms	0 KiB

quality

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int rectangle(int R, int C, int H, int W, vector<vector<int>>& Q) {
    int bestMedian = 1e9;
    for (int i = 0; i <= R - H; i++) {
        for (int j = 0; j <= C - W; j++) {
            vector<int> values;
            for (int x = 0; x < H; x++) {
                for (int y = 0; y < W; y++) {
                    values.push_back(Q[i + x][j + y]);
                }
            }
            sort(values.begin(), values.end());
            bestMedian = min(bestMedian, values[values.size() / 2]);
        }
    }
    return bestMedian;
}

int main() {
    int R, C, H, W;
    cin >> R >> C >> H >> W;
    vector<vector<int>> Q(R, vector<int>(C));

    for (int i = 0; i < R; i++) {
        for (int j = 0; j < C; j++) {
            cin >> Q[i][j];
        }
    }

    int ans = rectangle(R, C, H, W, Q);
    cout << ans << endl;

    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccUCiCqc.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccL1LiQY.o:quality.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccUCiCqc.o: in function `main':
grader.cpp:(.text.startup+0xe9): undefined reference to `rectangle(int, int, int, int, int (*) [3001])'
collect2: error: ld returned 1 exit status