Submission #481658

#	Time	Username	Problem	Language	Result	Execution time	Memory
481658		SlavicG	Quality Of Living (IOI10_quality)	C++17	Compilation error	0 ms	0 KiB

quality

#include"quality.h"
#include "bits/stdc++.h"
using namespace std;
 
#define ll long long
 
#define       forn(i,n)              for(int i=0;i<n;i++)
#define          all(v)              v.begin(), v.end()
#define         rall(v)              v.rbegin(),v.rend()
 
#define            pb                push_back
#define          sz(a)               (int)a.size()
 
const int N = 3001;
int rectangle(int n, int m, int a, int b, int c[3001][3001]){
    int ans = INT_MAX;
    for(int i = 0;i + a - 1 < n;++i){
        for(int j = 0;j + b - 1 < m;++j){
            int l = 1, r = n * m;
            while(l <= r){
                int mid = l + r >> 1;
                int cnt_smaller = 0, cnt_greater = 0;

                for(int x = i;x < i + a;++x){
                    for(int y = j;y < j + b;++y){
                        if(c[x][y] < mid)++cnt_smaller;
                        else if(c[x][y] > mid)++cnt_greater;
                    }
                }

                if(cnt_smaller == cnt_greater){
                    ans = min(ans, c);
                    r = mid - 1;
                }else if(cnt_smaller > cnt_greater){
                    r = mid - 1;
                }else l = mid + 1;
            }
        }
    }
    return ans;
}   

Compilation message (stderr)

quality.cpp: In function 'int rectangle(int, int, int, int, int (*)[3001])':
quality.cpp:21:29: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   21 |                 int mid = l + r >> 1;
      |                           ~~^~~
quality.cpp:32:37: error: no matching function for call to 'min(int&, int (*&)[3001])'
   32 |                     ans = min(ans, c);
      |                                     ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from quality.cpp:2:
/usr/include/c++/10/bits/stl_algobase.h:230:5: note: candidate: 'template<class _Tp> constexpr const _Tp& std::min(const _Tp&, const _Tp&)'
  230 |     min(const _Tp& __a, const _Tp& __b)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:230:5: note:   template argument deduction/substitution failed:
quality.cpp:32:37: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'int (*)[3001]')
   32 |                     ans = min(ans, c);
      |                                     ^
In file included from /usr/include/c++/10/bits/specfun.h:45,
                 from /usr/include/c++/10/cmath:1927,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:41,
                 from quality.cpp:2:
/usr/include/c++/10/bits/stl_algobase.h:278:5: note: candidate: 'template<class _Tp, class _Compare> constexpr const _Tp& std::min(const _Tp&, const _Tp&, _Compare)'
  278 |     min(const _Tp& __a, const _Tp& __b, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algobase.h:278:5: note:   template argument deduction/substitution failed:
quality.cpp:32:37: note:   deduced conflicting types for parameter 'const _Tp' ('int' and 'int (*)[3001]')
   32 |                     ans = min(ans, c);
      |                                     ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from quality.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3468:5: note: candidate: 'template<class _Tp> constexpr _Tp std::min(std::initializer_list<_Tp>)'
 3468 |     min(initializer_list<_Tp> __l)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3468:5: note:   template argument deduction/substitution failed:
quality.cpp:32:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   32 |                     ans = min(ans, c);
      |                                     ^
In file included from /usr/include/c++/10/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:65,
                 from quality.cpp:2:
/usr/include/c++/10/bits/stl_algo.h:3474:5: note: candidate: 'template<class _Tp, class _Compare> constexpr _Tp std::min(std::initializer_list<_Tp>, _Compare)'
 3474 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~
/usr/include/c++/10/bits/stl_algo.h:3474:5: note:   template argument deduction/substitution failed:
quality.cpp:32:37: note:   mismatched types 'std::initializer_list<_Tp>' and 'int'
   32 |                     ans = min(ans, c);
      |                                     ^