Submission #794971

#TimeUsernameProblemLanguageResultExecution timeMemory
794971vjudge1Council (JOI23_council)C++14
22 / 100
4029 ms4260 KiB
#include<bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std ;
const int N = 3e5 ;
int n, m, a[N + 1], kol[20], cnt[(1 << 20)] ;
signed main()
{
    ios_base::sync_with_stdio( 0 ) ;
    cin.tie( 0 ) ;
    cout.tie( 0 ) ;
    cin >> n >> m ;
    for(int i = 1 ; i <= n ; i++)
    {
        for(int j = 0 ; j < m ; j++)
        {
            bool c ;
            cin >> c ;
            if(c)
            {
                kol[j]++ ;
                a[i] ^= (1 << j) ;
            }
        }
        cnt[a[i]]++ ;
    }
    for(int i = 1 ; i <= n ; i++)
    {
        int ans = 0 ;
        for(int j = 0 ; j < m ; j++)
            if((1 << j) & a[i])
                kol[j]-- ;
        cnt[a[i]]-- ;
        for(int j = 0 ; j < (1 << m) ; j++)
        {
            if(!cnt[j])
                continue ;
            int now = 0 ;
            for(int q = 0 ; q < m ; q++)
                if(((1 << q) & j))
                {
                    if((n - 2) / 2 < kol[q] - 1)
                        now++ ;
                }
                else
                {
                    if((n - 2) / 2 < kol[q])
                        now++ ;
                }
            ans = max(ans, now) ;
        }
        cnt[a[i]]++ ;
        for(int j = 0 ; j < m ; j++)
            if((1 << j) & a[i])
                kol[j]++ ;
        cout << ans << '\n' ;
    }
    return 0 ;
}
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