Submission #835990

#	Time	Username	Problem	Language	Result	Execution time	Memory
835990		Hanksburger	Poi (IOI09_poi)	C++17	100 / 100	182 ms	15996 KiB

poi

#include <bits/stdc++.h>
using namespace std;
pair<pair<int, int>, int> a[2005];
int x[2005][2005], s[2005];
int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int n, m, k;
    cin >> n >> m >> k;
    for (int i=1; i<=n; i++)
    {
        for (int j=1; j<=m; j++)
        {
            cin >> x[i][j];
            if (!x[i][j])
                s[j]++;
        }
    }
    for (int i=1; i<=n; i++)
    {
        a[i].second=i;
        for (int j=1; j<=m; j++)
        {
            if (x[i][j])
            {
                a[i].first.first-=s[j];
                a[i].first.second--;
            }
        }
    }
    sort(a+1, a+n+1);
    for (int i=1; i<=n; i++)
        if (a[i].second==k)
            cout << -a[i].first.first << ' ' << i;
}

• Subtask 1: 100 / 100