답안 #753054

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
753054	2023-06-04T13:58:44 Z	CdS	Bitaro the Brave (JOI19_ho_t1)	C++17	20 / 100	53 ms	2568 KB

joi2019_ho_t1

#include <bits/stdc++.h>

using namespace std;

char grid[3002][3002];

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);

    int h, w;

    cin >> h >> w;

    vector<pair<int, int>> joia;
    map<int, vector<int>> orbe;
    map<int, vector<int>> ingo;

    for (int i = 1; i <= h; i++)
    {
	for (int j = 1; j <= w; j++)
	{
	    char x;
	    cin >> x;
	    if (x == 'J') 
	    {
		joia.push_back({i, j});
	    }
	    if (x == 'O') 
	    {
		if (orbe.find(i) == orbe.end())
		{
		    vector<int> k;
		    orbe[i] = k;
		}
		orbe[i].push_back(j);
	    }
	    if (x == 'I')
	    {
		if (ingo.find(j) == orbe.end())
		{
		    vector<int> k;
		    ingo[j] = k;
		}
		ingo[j].push_back(i);
	    }
	}
    }

    int ans = 0;
    int a= 0, b= 0;

    for (auto k : joia)
    {
	a = 0;
	b = 0;
	
	//cout << "( " << k.first << " , " << k.second << " )\n";
	//cout << "l: ";
	
	for (auto o : orbe[k.first])
	{
	   //cout << o << " ";
	   if (k.second < o) a++;
        }
	
	//cout << "\n";
	//cout << "k: ";
	
	for (auto i : ingo[k.second])
	{
	    //cout << i << " ";
	    if (k.first < i) b++;
	}
	if (ingo[k.second].size() == 0 || orbe[k.first].size() == 0)
	{
	    a = 0;
	    b = 0;
	}
	
	//cout << "\n";
	//cout << a << ", " << b << "\n";
	ans += a*b;
    }

    cout << ans;

    return 0;
}

Subtask #1

20.0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	324 KB	Output is correct
5	Correct	2 ms	340 KB	Output is correct
6	Correct	2 ms	340 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct

Subtask #2

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	324 KB	Output is correct
5	Correct	2 ms	340 KB	Output is correct
6	Correct	2 ms	340 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	51 ms	1868 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	18 ms	1372 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	53 ms	2568 KB	Output is correct
19	Correct	30 ms	2016 KB	Output is correct
20	Incorrect	50 ms	2008 KB	Output isn't correct
21	Halted	0 ms	0 KB	-

Subtask #3

0 / 50.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	212 KB	Output is correct
3	Correct	1 ms	212 KB	Output is correct
4	Correct	1 ms	324 KB	Output is correct
5	Correct	2 ms	340 KB	Output is correct
6	Correct	2 ms	340 KB	Output is correct
7	Correct	1 ms	344 KB	Output is correct
8	Correct	2 ms	340 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	340 KB	Output is correct
11	Correct	2 ms	340 KB	Output is correct
12	Correct	1 ms	340 KB	Output is correct
13	Correct	2 ms	340 KB	Output is correct
14	Correct	51 ms	1868 KB	Output is correct
15	Correct	1 ms	340 KB	Output is correct
16	Correct	18 ms	1372 KB	Output is correct
17	Correct	1 ms	340 KB	Output is correct
18	Correct	53 ms	2568 KB	Output is correct
19	Correct	30 ms	2016 KB	Output is correct
20	Incorrect	50 ms	2008 KB	Output isn't correct
21	Halted	0 ms	0 KB	-