Submission #962578

#	Time	Username	Problem	Language	Result	Execution time	Memory
962578		starchan	Poi (IOI09_poi)	C++17	100 / 100	211 ms	31804 KiB

poi

#include<bits/stdc++.h>
using namespace std;
#define int long long
#define in array<int, 2>
#define f first
#define s second
#define pb push_back
#define pob pop_back
#define INF (int)1e17
#define MX (int)3e5+5
#define fast() ios_base::sync_with_stdio(false); cin.tie(NULL)
signed main()
{
	fast();
	int n, t, p;
	cin >> n >> t >> p;
	p--;

	int a[n][t];
	int b[n][t];
	
	int d[t];
	for(int i = 0; i < t; i++)
		d[i] =  0;
	array<int, 3> sc[n];
	for(int i = 0; i < n; i++)
	{
		sc[i][0] = sc[i][1] = 0;
		for(int j = 0; j < t; j++)
		{
			cin >> a[i][j];
			if(!a[i][j])
				d[j]++;
			sc[i][1]-=a[i][j];
		}
		sc[i][2] = i;
	}

	for(int i = 0; i < n; i++)
	{
		for(int j = 0; j < t; j++)
		{
			cin >> a[i][j];
			if(a[i][j])
				sc[i][0]-=d[j];
		}
	}

	sort(sc, sc+n);
	for(int i = 0; i < n; i++)
	{
		if(sc[i][2] == p)
			cout << (-sc[i][0]) << " " << (i+1) << "\n";
	}
	return 0;
}	

Compilation message (stderr)

poi.cpp: In function 'int main()':
poi.cpp:20:6: warning: unused variable 'b' [-Wunused-variable]
   20 |  int b[n][t];
      |      ^

• Subtask 1: 100 / 100