Submission #1175783

#	Time	Username	Problem	Language	Result	Execution time	Memory
1175783		jakrin	삶의 질 (IOI10_quality)	C++20	Compilation error	0 ms	0 KiB

quality

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

using namespace std;

int main();

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;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccf6ENjo.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