Submission #1330329

#	Time	Username	Problem	Language	Result	Execution time	Memory
1330329		boe1ng	Quality Of Living (IOI10_quality)	C++20	Compilation error	0 ms	0 KiB

quality

#include <bits/stdc++.h>
using namespace std;

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);

    int R, C, H, W;
    cin >> R >> C >> H >> W;

    vector<vector<int>> Q(R+1, vector<int>(C+1));
    vector<vector<int>> ps(R+1, vector<int>(C+1, 0));

    for(int i = 1; i <= R; i++){
        for(int j = 1; j <= C; j++){
            cin >> Q[i][j];
        }
    }


    for(int i = 1; i <= R; i++){
        for(int j = 1; j <= C; j++){
            ps[i][j] = Q[i][j]
                       + ps[i-1][j]
                       + ps[i][j-1]
                       - ps[i-1][j-1];
        }
    }
    int mn=10000000;
    for (int i = H; i <=R; ++i) {
        for (int j = W; j <= C; ++j) {
            int sum = ps[i][j]
                          - ps[i-H][j]
                          - ps[i][j-W]
                          + ps[i-H][j-W];
            mn = min(mn, sum);
        }
    }
    cout << mn/(H*W);
    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccZBlWMy.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cc8s5F0z.o:quality.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccZBlWMy.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