답안 #108546

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
108546 2019-04-30T07:43:03 Z Diuven Bitaro the Brave (JOI19_ho_t1) C++14
100 / 100
328 ms 88824 KB
#include <iostream>
using namespace std;

int h, w;
char S[3010][3010];
int O[3010][3010], I[3010][3010];

int main(){
	ios::sync_with_stdio(0); cin.tie(0);

	cin>>h>>w;
	for(int i=0; i<h; i++) cin>>S[i];

	for(int i=0; i<h; i++) for(int j=w-1; j>=0; j--)
		O[i][j] = O[i][j+1] + (S[i][j]=='O');
	for(int j=0; j<w; j++) for(int i=h-1; i>=0; i--)
		I[i][j] = I[i+1][j] + (S[i][j]=='I');
	long long ans = 0;
	for(int i=0; i<h; i++) for(int j=0; j<w; j++)
		ans += 1LL*(S[i][j]=='J') * O[i][j] * I[i][j];
	
	cout<<ans<<'\n';

	return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 432 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 4 ms 1536 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 3 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 3 ms 1536 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 432 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 4 ms 1536 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 3 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 3 ms 1536 KB Output is correct
14 Correct 11 ms 7552 KB Output is correct
15 Correct 6 ms 4992 KB Output is correct
16 Correct 8 ms 4352 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 11 ms 8064 KB Output is correct
19 Correct 11 ms 7988 KB Output is correct
20 Correct 11 ms 7808 KB Output is correct
21 Correct 12 ms 8064 KB Output is correct
22 Correct 12 ms 7936 KB Output is correct
23 Correct 11 ms 7908 KB Output is correct
24 Correct 11 ms 8064 KB Output is correct
25 Correct 10 ms 7936 KB Output is correct
26 Correct 11 ms 7908 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 2 ms 384 KB Output is correct
4 Correct 3 ms 432 KB Output is correct
5 Correct 3 ms 1536 KB Output is correct
6 Correct 4 ms 1536 KB Output is correct
7 Correct 3 ms 1408 KB Output is correct
8 Correct 4 ms 1536 KB Output is correct
9 Correct 4 ms 1536 KB Output is correct
10 Correct 3 ms 1408 KB Output is correct
11 Correct 3 ms 1536 KB Output is correct
12 Correct 3 ms 1536 KB Output is correct
13 Correct 3 ms 1536 KB Output is correct
14 Correct 11 ms 7552 KB Output is correct
15 Correct 6 ms 4992 KB Output is correct
16 Correct 8 ms 4352 KB Output is correct
17 Correct 2 ms 512 KB Output is correct
18 Correct 11 ms 8064 KB Output is correct
19 Correct 11 ms 7988 KB Output is correct
20 Correct 11 ms 7808 KB Output is correct
21 Correct 12 ms 8064 KB Output is correct
22 Correct 12 ms 7936 KB Output is correct
23 Correct 11 ms 7908 KB Output is correct
24 Correct 11 ms 8064 KB Output is correct
25 Correct 10 ms 7936 KB Output is correct
26 Correct 11 ms 7908 KB Output is correct
27 Correct 305 ms 88240 KB Output is correct
28 Correct 25 ms 26104 KB Output is correct
29 Correct 15 ms 7808 KB Output is correct
30 Correct 0 ms 640 KB Output is correct
31 Correct 218 ms 72824 KB Output is correct
32 Correct 328 ms 88696 KB Output is correct
33 Correct 313 ms 88440 KB Output is correct
34 Correct 254 ms 84336 KB Output is correct
35 Correct 304 ms 88696 KB Output is correct
36 Correct 301 ms 88440 KB Output is correct
37 Correct 295 ms 88824 KB Output is correct
38 Correct 209 ms 72700 KB Output is correct
39 Correct 221 ms 72440 KB Output is correct