Submission #287641

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
287641	2020-08-31T21:45:37 Z	fgojko	Quality Of Living (IOI10_quality)	C++14	Compilation error	0 ms	0 KB

quality

#include <vector>
#include <algorithm>

using namespace std;

typedef unsigned long long ull;

int rectangle(int n, int m, int x, int y, int** mat){
  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];
      }
    }
  }
}

Compilation message

quality.cpp: In function 'int rectangle(int, int, int, int, int**)':
quality.cpp:29:1: warning: no return statement in function returning non-void [-Wreturn-type]
   29 | }
      | ^
/tmp/ccedwu3M.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