답안 #712786

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
712786 2023-03-20T01:37:27 Z Angus_Yeung Bitaro the Brave (JOI19_ho_t1) C++11
100 / 100
312 ms 159268 KB
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

ll n, m, ans, si[3010][3010], so[3010][3010];
char a[3010][3010];

int main() {
	cin.tie(0); cout.tie(0);
	ios::sync_with_stdio(0);
	
	cin >> n >> m;
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= m; j++) {
			cin >> a[i][j];
			if (a[i][j] == 'O') {
				so[i][j]++;
			}
			else if (a[i][j] == 'I') {
				si[i][j]++;
			}
			so[i][j] += so[i][j-1];
			si[i][j] += si[i-1][j];
		}
	}
	
	ans = 0;
	for (int i = 1; i <= n; i++) {
		for (int j = 1; j <= m; j++) {
			if (a[i][j] == 'J') {
				ans += (so[i][m]-so[i][j])*(si[n][j]-si[i][j]);
			}
		}
	}
	cout << ans << "\n";
	
	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 2 ms 1492 KB Output is correct
10 Correct 1 ms 1364 KB Output is correct
11 Correct 2 ms 1492 KB Output is correct
12 Correct 1 ms 1484 KB Output is correct
13 Correct 1 ms 1364 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 2 ms 1492 KB Output is correct
10 Correct 1 ms 1364 KB Output is correct
11 Correct 2 ms 1492 KB Output is correct
12 Correct 1 ms 1484 KB Output is correct
13 Correct 1 ms 1364 KB Output is correct
14 Correct 10 ms 9008 KB Output is correct
15 Correct 3 ms 5064 KB Output is correct
16 Correct 7 ms 5332 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 13 ms 9940 KB Output is correct
19 Correct 10 ms 9752 KB Output is correct
20 Correct 9 ms 9708 KB Output is correct
21 Correct 13 ms 9964 KB Output is correct
22 Correct 10 ms 9812 KB Output is correct
23 Correct 9 ms 9812 KB Output is correct
24 Correct 13 ms 9944 KB Output is correct
25 Correct 10 ms 9820 KB Output is correct
26 Correct 9 ms 9688 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 328 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 2 ms 1492 KB Output is correct
6 Correct 1 ms 1492 KB Output is correct
7 Correct 1 ms 1364 KB Output is correct
8 Correct 1 ms 1492 KB Output is correct
9 Correct 2 ms 1492 KB Output is correct
10 Correct 1 ms 1364 KB Output is correct
11 Correct 2 ms 1492 KB Output is correct
12 Correct 1 ms 1484 KB Output is correct
13 Correct 1 ms 1364 KB Output is correct
14 Correct 10 ms 9008 KB Output is correct
15 Correct 3 ms 5064 KB Output is correct
16 Correct 7 ms 5332 KB Output is correct
17 Correct 1 ms 468 KB Output is correct
18 Correct 13 ms 9940 KB Output is correct
19 Correct 10 ms 9752 KB Output is correct
20 Correct 9 ms 9708 KB Output is correct
21 Correct 13 ms 9964 KB Output is correct
22 Correct 10 ms 9812 KB Output is correct
23 Correct 9 ms 9812 KB Output is correct
24 Correct 13 ms 9944 KB Output is correct
25 Correct 10 ms 9820 KB Output is correct
26 Correct 9 ms 9688 KB Output is correct
27 Correct 298 ms 158848 KB Output is correct
28 Correct 15 ms 26228 KB Output is correct
29 Correct 17 ms 13852 KB Output is correct
30 Correct 1 ms 724 KB Output is correct
31 Correct 227 ms 131660 KB Output is correct
32 Correct 231 ms 159148 KB Output is correct
33 Correct 199 ms 158796 KB Output is correct
34 Correct 266 ms 152620 KB Output is correct
35 Correct 254 ms 159268 KB Output is correct
36 Correct 201 ms 158700 KB Output is correct
37 Correct 312 ms 159248 KB Output is correct
38 Correct 172 ms 130864 KB Output is correct
39 Correct 169 ms 131084 KB Output is correct