Submission #287634

#	Time	Username	Problem	Language	Result	Execution time	Memory
287634		fgojko	Quality Of Living (IOI10_quality)	C++14	Compilation error	0 ms	0 KiB

quality

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

//#define FEEDBACK

using namespace std;

typedef unsigned long long ull;

int binaryFunction(vector<ull>& vec, ull value);

int main()
{
    ios_base::sync_with_stdio(false);
    int n, m, x, y;
    cin >> n >> m >> x >> y;
    vector<vector<ull> > mat(n, vector<ull>(m));
    for(int i = 0; i < n; ++i){
        for(int j = 0; j < m; ++j){
            cin >> mat[i][j];
        }
    }
    vector<ull> vec;
    ull max = n*m;
    for(int i = 0; i <= n-x; ++i){
        for(int j = 0; j <= m-y; ++j){
            vec.resize(0);
            for(int a = i; a < i+x; ++a){
                for(int b =j; b < j+y; ++b){
                    vec.push_back(mat[a][b]);
                }
            }
            sort(vec.begin(), vec.end());
#ifdef FEEDBACK
            cout << "( " << i << ", " << j << " )\n";
            cout << "median = " << vec[vec.size()/2] << endl;
#endif // FEEDBACK
            if(max > vec[vec.size()/2]){
                max = vec[vec.size()/2];
            }
        }
    }
    cout << max << endl;
    return 0;
}

int binaryFunction(vector<ull> vec, ull value){
    int beg = 0;
    int end = vec.size();
    int mid;
    while(beg < end-1){
        mid = (beg + end)/2;
        if(vec[mid] == value){
            return mid;
        }
        if(vec[mid] < value){
            beg = mid;
        }
        else{
            end = mid;
        }
    }
    return beg;
}

Compilation message (stderr)

/tmp/cc8lCsQz.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccJq8Cs7.o:quality.cpp:(.text.startup+0x0): first defined here
/tmp/cc8lCsQz.o: In function `main':
grader.cpp:(.text.startup+0xcd): undefined reference to `rectangle(int, int, int, int, int (*) [3001])'
collect2: error: ld returned 1 exit status