답안 #207833

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
207833 2020-03-09T08:23:54 Z pavement Bitaro the Brave (JOI19_ho_t1) C++17
100 / 100
880 ms 92536 KB
#include <bits/stdc++.h>
using namespace std;
#define int long long

int N, M, T;
char F[3005][3005];
vector<int> O[3005], I[3005];

main() {
	ios::sync_with_stdio(0);
	cin.tie(0);
	cin >> N >> M;
	for (int i = 1; i <= N; i++)
		for (int j = 1; j <= M; j++) {
			cin >> F[i][j];
			if (F[i][j] == 'O') O[i].push_back(j);
			else if (F[i][j] == 'I') I[j].push_back(i);
		}
	for (int i = 1; i <= N; i++)
		for (int j = 1; j <= M; j++)
			if (F[i][j] == 'J') {
				auto it = upper_bound(O[i].begin(), O[i].end(), j), it2 = upper_bound(I[j].begin(), I[j].end(), i);
				T += (O[i].end() - it) * (I[j].end() - it2);
			}
	cout << T << '\n';
}

Compilation message

joi2019_ho_t1.cpp:9:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main() {
      ^
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 504 KB Output is correct
2 Correct 5 ms 504 KB Output is correct
3 Correct 5 ms 504 KB Output is correct
4 Correct 6 ms 504 KB Output is correct
5 Correct 6 ms 888 KB Output is correct
6 Correct 5 ms 888 KB Output is correct
7 Correct 5 ms 760 KB Output is correct
8 Correct 6 ms 892 KB Output is correct
9 Correct 5 ms 888 KB Output is correct
10 Correct 5 ms 760 KB Output is correct
11 Correct 6 ms 888 KB Output is correct
12 Correct 5 ms 888 KB Output is correct
13 Correct 5 ms 888 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 504 KB Output is correct
2 Correct 5 ms 504 KB Output is correct
3 Correct 5 ms 504 KB Output is correct
4 Correct 6 ms 504 KB Output is correct
5 Correct 6 ms 888 KB Output is correct
6 Correct 5 ms 888 KB Output is correct
7 Correct 5 ms 760 KB Output is correct
8 Correct 6 ms 892 KB Output is correct
9 Correct 5 ms 888 KB Output is correct
10 Correct 5 ms 760 KB Output is correct
11 Correct 6 ms 888 KB Output is correct
12 Correct 5 ms 888 KB Output is correct
13 Correct 5 ms 888 KB Output is correct
14 Correct 19 ms 3704 KB Output is correct
15 Correct 6 ms 1784 KB Output is correct
16 Correct 10 ms 2296 KB Output is correct
17 Correct 5 ms 504 KB Output is correct
18 Correct 23 ms 4344 KB Output is correct
19 Correct 15 ms 4600 KB Output is correct
20 Correct 13 ms 3448 KB Output is correct
21 Correct 25 ms 4448 KB Output is correct
22 Correct 17 ms 3960 KB Output is correct
23 Correct 13 ms 3448 KB Output is correct
24 Correct 24 ms 3836 KB Output is correct
25 Correct 14 ms 4472 KB Output is correct
26 Correct 12 ms 3448 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 504 KB Output is correct
2 Correct 5 ms 504 KB Output is correct
3 Correct 5 ms 504 KB Output is correct
4 Correct 6 ms 504 KB Output is correct
5 Correct 6 ms 888 KB Output is correct
6 Correct 5 ms 888 KB Output is correct
7 Correct 5 ms 760 KB Output is correct
8 Correct 6 ms 892 KB Output is correct
9 Correct 5 ms 888 KB Output is correct
10 Correct 5 ms 760 KB Output is correct
11 Correct 6 ms 888 KB Output is correct
12 Correct 5 ms 888 KB Output is correct
13 Correct 5 ms 888 KB Output is correct
14 Correct 19 ms 3704 KB Output is correct
15 Correct 6 ms 1784 KB Output is correct
16 Correct 10 ms 2296 KB Output is correct
17 Correct 5 ms 504 KB Output is correct
18 Correct 23 ms 4344 KB Output is correct
19 Correct 15 ms 4600 KB Output is correct
20 Correct 13 ms 3448 KB Output is correct
21 Correct 25 ms 4448 KB Output is correct
22 Correct 17 ms 3960 KB Output is correct
23 Correct 13 ms 3448 KB Output is correct
24 Correct 24 ms 3836 KB Output is correct
25 Correct 14 ms 4472 KB Output is correct
26 Correct 12 ms 3448 KB Output is correct
27 Correct 742 ms 69752 KB Output is correct
28 Correct 10 ms 7544 KB Output is correct
29 Correct 27 ms 6648 KB Output is correct
30 Correct 7 ms 760 KB Output is correct
31 Correct 546 ms 51680 KB Output is correct
32 Correct 386 ms 92536 KB Output is correct
33 Correct 356 ms 73592 KB Output is correct
34 Correct 662 ms 57544 KB Output is correct
35 Correct 550 ms 72488 KB Output is correct
36 Correct 360 ms 73592 KB Output is correct
37 Correct 880 ms 77560 KB Output is correct
38 Correct 238 ms 64120 KB Output is correct
39 Correct 242 ms 57976 KB Output is correct