Submission #521876

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
521876	2022-02-03T10:54:02 Z	antonioqbab	Quality Of Living (IOI10_quality)	C++14	Compilation error	0 ms	0 KB

quality

#include <bits/stdc++.h>

using namespace std;

int rectangle(int N, int M, int y, int x, int q[3000][3000]){
    int left=1, right=N*M;
    while(left<right){
        int m=(left+right)/2;
        auto ok=[&](int cost){
            vector<vector<int>> s(N+1,vector<int>(M+1));
            for(int i = 1; i<=N;++i)
            for(int j=1;j<=M;++j)
                s[i][j]=((q[i-1][j-1]<cost)?-1:(q[i-1][j-1]==cost?0:1))+s[i-1][j]+s[i][j-1]-s[i-1][j-1];
            for(int i=1;i<=N-y+1;++i)
            for(int j=1;j<=M-x+1;++j){
                int ii=i+y-1, jj=j+x-1;
                if(s[ii][jj]-s[i-1][jj]-s[ii][j-1]+s[i-1][j-1]<=0)
                    return 1;
            }
            return 0;
        };
        if(ok(m))
            right=m;
        else
            left=m+1;
    }
    return left;
}

Compilation message

/usr/bin/ld: /tmp/cckUdky7.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