Submission #996955

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
996955	2024-06-11T14:02:31 Z	coolboy19521	Bitaro the Brave (JOI19_ho_t1)	C++17	50 / 100	1000 ms	69448 KB

joi2019_ho_t1

#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>

#define int long long

using namespace std;

const int sz = 3e3 + 9;

char a[sz][sz];

signed main() {
    cin.tie(nullptr)->sync_with_stdio(false);

    int h, w;
    cin >> h >> w;

    map <int, vector <int>> os, is;
    int r = 0;

    for (int i = 1; i <= h; i ++) {
        for (int j = 1; j <= w; j ++) {
            cin >> a[i][j];

            if ('O' == a[i][j]) {
                os[i].push_back(j);
            } else if ('I' == a[i][j]) {
                is[j].push_back(i);
            }
        }
    }

    for (int i = 1; i <= h; i ++) {
        for (int j = 1; j <= w; j ++) {
            if ('J' == a[i][j]) {
                if (!os.count(i) || !is.count(j)) continue;

                int oc = os[i].end() - upper_bound(begin(os[i]), end(os[i]), j);
                int ic = is[j].end() - upper_bound(begin(is[j]), end(is[j]), i);
                r += oc * ic;
            }
        }
    }

    cout << r << '\n';
}

Subtask #1

20.0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	2652 KB	Output is correct
6	Correct	1 ms	2652 KB	Output is correct
7	Correct	1 ms	2652 KB	Output is correct
8	Correct	1 ms	2648 KB	Output is correct
9	Correct	1 ms	2652 KB	Output is correct
10	Correct	1 ms	2680 KB	Output is correct
11	Correct	2 ms	2648 KB	Output is correct
12	Correct	1 ms	2652 KB	Output is correct
13	Correct	1 ms	2740 KB	Output is correct

Subtask #2

30.0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	2652 KB	Output is correct
6	Correct	1 ms	2652 KB	Output is correct
7	Correct	1 ms	2652 KB	Output is correct
8	Correct	1 ms	2648 KB	Output is correct
9	Correct	1 ms	2652 KB	Output is correct
10	Correct	1 ms	2680 KB	Output is correct
11	Correct	2 ms	2648 KB	Output is correct
12	Correct	1 ms	2652 KB	Output is correct
13	Correct	1 ms	2740 KB	Output is correct
14	Correct	22 ms	4188 KB	Output is correct
15	Correct	1 ms	2696 KB	Output is correct
16	Correct	10 ms	3580 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	28 ms	5036 KB	Output is correct
19	Correct	11 ms	4952 KB	Output is correct
20	Correct	17 ms	3928 KB	Output is correct
21	Correct	31 ms	4956 KB	Output is correct
22	Correct	19 ms	4504 KB	Output is correct
23	Correct	15 ms	3928 KB	Output is correct
24	Correct	29 ms	4188 KB	Output is correct
25	Correct	13 ms	4952 KB	Output is correct
26	Correct	15 ms	3928 KB	Output is correct

Subtask #3

0 / 50.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	2652 KB	Output is correct
6	Correct	1 ms	2652 KB	Output is correct
7	Correct	1 ms	2652 KB	Output is correct
8	Correct	1 ms	2648 KB	Output is correct
9	Correct	1 ms	2652 KB	Output is correct
10	Correct	1 ms	2680 KB	Output is correct
11	Correct	2 ms	2648 KB	Output is correct
12	Correct	1 ms	2652 KB	Output is correct
13	Correct	1 ms	2740 KB	Output is correct
14	Correct	22 ms	4188 KB	Output is correct
15	Correct	1 ms	2696 KB	Output is correct
16	Correct	10 ms	3580 KB	Output is correct
17	Correct	1 ms	348 KB	Output is correct
18	Correct	28 ms	5036 KB	Output is correct
19	Correct	11 ms	4952 KB	Output is correct
20	Correct	17 ms	3928 KB	Output is correct
21	Correct	31 ms	4956 KB	Output is correct
22	Correct	19 ms	4504 KB	Output is correct
23	Correct	15 ms	3928 KB	Output is correct
24	Correct	29 ms	4188 KB	Output is correct
25	Correct	13 ms	4952 KB	Output is correct
26	Correct	15 ms	3928 KB	Output is correct
27	Execution timed out	1027 ms	69448 KB	Time limit exceeded
28	Halted	0 ms	0 KB	-