#include <bits/stdc++.h>
using namespace std;
using ll = long long;
ll N, M;
char A[3005][3005];
ll D[6005][3];
int main(){
cin.tie(0) -> sync_with_stdio(false);
cin >> N >> M;
for(int i = 1; i <= N; i++){
for(int j = 1; j <= M; j++){
cin >> A[i][j];
}
}
ll ans = 0;
for(int k = 1; k <= N + M; k++){
memset(D, 0, sizeof(D));
int t = 0;
for(int i = 1; i <= N; i++){
int j = k - i;
if(j < 1 || j > M) continue;
D[i][0] = max({D[i - 1][0], D[i - 1][1], D[i - 1][2]});
if(A[i][j] == 'G' && A[i - 1][j] == 'R' && A[i + 1][j] == 'W') D[i][1] = max(D[i - 1][0], D[i - 1][1]) + 1;
if(A[i][j] == 'G' && A[i][j - 1] == 'R' && A[i][j + 1] == 'W') D[i][2] = max(D[i - 1][0], D[i - 1][2]) + 1;
t = i;
}
ans += max({D[t][0], D[t][1], D[t][2]});
}
cout << ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
468 KB |
Output is correct |
2 |
Correct |
1 ms |
468 KB |
Output is correct |
3 |
Correct |
1 ms |
456 KB |
Output is correct |
4 |
Correct |
1 ms |
468 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
1 ms |
468 KB |
Output is correct |
7 |
Correct |
1 ms |
468 KB |
Output is correct |
8 |
Correct |
1 ms |
456 KB |
Output is correct |
9 |
Correct |
1 ms |
468 KB |
Output is correct |
10 |
Correct |
1 ms |
468 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
468 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
468 KB |
Output is correct |
2 |
Correct |
1 ms |
468 KB |
Output is correct |
3 |
Correct |
1 ms |
456 KB |
Output is correct |
4 |
Correct |
1 ms |
468 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
1 ms |
468 KB |
Output is correct |
7 |
Correct |
1 ms |
468 KB |
Output is correct |
8 |
Correct |
1 ms |
456 KB |
Output is correct |
9 |
Correct |
1 ms |
468 KB |
Output is correct |
10 |
Correct |
1 ms |
468 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
468 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
17 |
Correct |
1 ms |
468 KB |
Output is correct |
18 |
Correct |
1 ms |
468 KB |
Output is correct |
19 |
Correct |
1 ms |
468 KB |
Output is correct |
20 |
Correct |
1 ms |
468 KB |
Output is correct |
21 |
Correct |
1 ms |
468 KB |
Output is correct |
22 |
Correct |
1 ms |
468 KB |
Output is correct |
23 |
Correct |
1 ms |
460 KB |
Output is correct |
24 |
Correct |
1 ms |
468 KB |
Output is correct |
25 |
Correct |
1 ms |
468 KB |
Output is correct |
26 |
Correct |
1 ms |
456 KB |
Output is correct |
27 |
Correct |
1 ms |
468 KB |
Output is correct |
28 |
Correct |
1 ms |
452 KB |
Output is correct |
29 |
Correct |
1 ms |
448 KB |
Output is correct |
30 |
Correct |
1 ms |
468 KB |
Output is correct |
31 |
Correct |
1 ms |
468 KB |
Output is correct |
32 |
Correct |
1 ms |
468 KB |
Output is correct |
33 |
Correct |
1 ms |
468 KB |
Output is correct |
34 |
Correct |
1 ms |
468 KB |
Output is correct |
35 |
Correct |
1 ms |
468 KB |
Output is correct |
36 |
Correct |
1 ms |
468 KB |
Output is correct |
37 |
Correct |
1 ms |
468 KB |
Output is correct |
38 |
Correct |
1 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
468 KB |
Output is correct |
40 |
Correct |
1 ms |
468 KB |
Output is correct |
41 |
Correct |
1 ms |
468 KB |
Output is correct |
42 |
Correct |
1 ms |
468 KB |
Output is correct |
43 |
Correct |
1 ms |
468 KB |
Output is correct |
44 |
Correct |
1 ms |
468 KB |
Output is correct |
45 |
Correct |
1 ms |
468 KB |
Output is correct |
46 |
Correct |
1 ms |
468 KB |
Output is correct |
47 |
Correct |
1 ms |
468 KB |
Output is correct |
48 |
Correct |
1 ms |
468 KB |
Output is correct |
49 |
Correct |
1 ms |
468 KB |
Output is correct |
50 |
Correct |
1 ms |
468 KB |
Output is correct |
51 |
Correct |
1 ms |
468 KB |
Output is correct |
52 |
Correct |
1 ms |
468 KB |
Output is correct |
53 |
Correct |
1 ms |
456 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
468 KB |
Output is correct |
2 |
Correct |
1 ms |
468 KB |
Output is correct |
3 |
Correct |
1 ms |
456 KB |
Output is correct |
4 |
Correct |
1 ms |
468 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
1 ms |
468 KB |
Output is correct |
7 |
Correct |
1 ms |
468 KB |
Output is correct |
8 |
Correct |
1 ms |
456 KB |
Output is correct |
9 |
Correct |
1 ms |
468 KB |
Output is correct |
10 |
Correct |
1 ms |
468 KB |
Output is correct |
11 |
Correct |
1 ms |
468 KB |
Output is correct |
12 |
Correct |
1 ms |
468 KB |
Output is correct |
13 |
Correct |
1 ms |
468 KB |
Output is correct |
14 |
Correct |
1 ms |
468 KB |
Output is correct |
15 |
Correct |
1 ms |
456 KB |
Output is correct |
16 |
Correct |
1 ms |
468 KB |
Output is correct |
17 |
Correct |
1 ms |
468 KB |
Output is correct |
18 |
Correct |
1 ms |
468 KB |
Output is correct |
19 |
Correct |
1 ms |
468 KB |
Output is correct |
20 |
Correct |
1 ms |
468 KB |
Output is correct |
21 |
Correct |
1 ms |
468 KB |
Output is correct |
22 |
Correct |
1 ms |
468 KB |
Output is correct |
23 |
Correct |
1 ms |
460 KB |
Output is correct |
24 |
Correct |
1 ms |
468 KB |
Output is correct |
25 |
Correct |
1 ms |
468 KB |
Output is correct |
26 |
Correct |
1 ms |
456 KB |
Output is correct |
27 |
Correct |
1 ms |
468 KB |
Output is correct |
28 |
Correct |
1 ms |
452 KB |
Output is correct |
29 |
Correct |
1 ms |
448 KB |
Output is correct |
30 |
Correct |
1 ms |
468 KB |
Output is correct |
31 |
Correct |
1 ms |
468 KB |
Output is correct |
32 |
Correct |
1 ms |
468 KB |
Output is correct |
33 |
Correct |
1 ms |
468 KB |
Output is correct |
34 |
Correct |
1 ms |
468 KB |
Output is correct |
35 |
Correct |
1 ms |
468 KB |
Output is correct |
36 |
Correct |
1 ms |
468 KB |
Output is correct |
37 |
Correct |
1 ms |
468 KB |
Output is correct |
38 |
Correct |
1 ms |
468 KB |
Output is correct |
39 |
Correct |
1 ms |
468 KB |
Output is correct |
40 |
Correct |
1 ms |
468 KB |
Output is correct |
41 |
Correct |
1 ms |
468 KB |
Output is correct |
42 |
Correct |
1 ms |
468 KB |
Output is correct |
43 |
Correct |
1 ms |
468 KB |
Output is correct |
44 |
Correct |
1 ms |
468 KB |
Output is correct |
45 |
Correct |
1 ms |
468 KB |
Output is correct |
46 |
Correct |
1 ms |
468 KB |
Output is correct |
47 |
Correct |
1 ms |
468 KB |
Output is correct |
48 |
Correct |
1 ms |
468 KB |
Output is correct |
49 |
Correct |
1 ms |
468 KB |
Output is correct |
50 |
Correct |
1 ms |
468 KB |
Output is correct |
51 |
Correct |
1 ms |
468 KB |
Output is correct |
52 |
Correct |
1 ms |
468 KB |
Output is correct |
53 |
Correct |
1 ms |
456 KB |
Output is correct |
54 |
Correct |
11 ms |
476 KB |
Output is correct |
55 |
Correct |
22 ms |
9276 KB |
Output is correct |
56 |
Correct |
11 ms |
504 KB |
Output is correct |
57 |
Correct |
14 ms |
6364 KB |
Output is correct |
58 |
Correct |
30 ms |
4376 KB |
Output is correct |
59 |
Correct |
235 ms |
18072 KB |
Output is correct |
60 |
Correct |
239 ms |
18084 KB |
Output is correct |
61 |
Correct |
231 ms |
18092 KB |
Output is correct |
62 |
Correct |
9 ms |
468 KB |
Output is correct |
63 |
Correct |
224 ms |
17792 KB |
Output is correct |
64 |
Correct |
184 ms |
18172 KB |
Output is correct |
65 |
Correct |
189 ms |
18092 KB |
Output is correct |
66 |
Correct |
204 ms |
17992 KB |
Output is correct |
67 |
Correct |
175 ms |
18092 KB |
Output is correct |
68 |
Correct |
185 ms |
18076 KB |
Output is correct |
69 |
Correct |
191 ms |
18060 KB |
Output is correct |
70 |
Correct |
27 ms |
4312 KB |
Output is correct |
71 |
Correct |
26 ms |
4352 KB |
Output is correct |
72 |
Correct |
26 ms |
4300 KB |
Output is correct |
73 |
Correct |
27 ms |
4336 KB |
Output is correct |
74 |
Correct |
27 ms |
4388 KB |
Output is correct |
75 |
Correct |
25 ms |
4352 KB |
Output is correct |
76 |
Correct |
26 ms |
4324 KB |
Output is correct |
77 |
Correct |
27 ms |
4376 KB |
Output is correct |
78 |
Correct |
27 ms |
4376 KB |
Output is correct |
79 |
Correct |
26 ms |
4312 KB |
Output is correct |
80 |
Correct |
26 ms |
4328 KB |
Output is correct |
81 |
Correct |
28 ms |
4264 KB |
Output is correct |
82 |
Correct |
28 ms |
4300 KB |
Output is correct |
83 |
Correct |
25 ms |
4304 KB |
Output is correct |
84 |
Correct |
26 ms |
4308 KB |
Output is correct |
85 |
Correct |
28 ms |
4316 KB |
Output is correct |
86 |
Correct |
24 ms |
4344 KB |
Output is correct |
87 |
Correct |
24 ms |
4388 KB |
Output is correct |
88 |
Correct |
25 ms |
4340 KB |
Output is correct |
89 |
Correct |
25 ms |
4308 KB |
Output is correct |
90 |
Correct |
26 ms |
4336 KB |
Output is correct |