#include <iostream>
#include <vector>
#include <set>
#include <map>
#include <algorithm>
using namespace std;
char field[3000 + 2][3000 + 2];
short dp[3000 + 2][3000 + 2][3];
const short EMPTY = 0;
const short HORIZONTAL = 1;
const short VERTICAL = 2;
void resolve();
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
cout.tie(nullptr);
resolve();
return 0;
}
void resolve() {
short height;
short width;
cin >> height >> width;
for (short i = 1; i <= height; ++i) {
for (short j = 1; j <= width; ++j) {
cin >> field[i][j];
}
}
int res = 0;
for (short i = 1; i <= height; ++i) {
for (short j = 1; j <= width; ++j) {
dp[i][j][EMPTY] = max(dp[i - 1][j + 1][EMPTY],
max(dp[i - 1][j + 1][HORIZONTAL], dp[i - 1][j + 1][VERTICAL]));
if (field[i - 1][j] == 'R' && field[i][j] == 'G' && field[i + 1][j] == 'W') {
dp[i][j][VERTICAL] = 1 + max(dp[i - 1][j + 1][VERTICAL], dp[i - 1][j + 1][EMPTY]);
}
if (field[i][j - 1] == 'R' && field[i][j] == 'G' && field[i][j + 1] == 'W') {
dp[i][j][HORIZONTAL] = 1 + max(dp[i - 1][j + 1][HORIZONTAL], dp[i - 1][j + 1][EMPTY]);
}
if (i == height || j == 1) {
res += max(dp[i][j][EMPTY], max(dp[i][j][HORIZONTAL], dp[i][j][VERTICAL]));
}
}
}
cout << res << '\n';
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
320 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
0 ms |
332 KB |
Output is correct |
6 |
Correct |
0 ms |
332 KB |
Output is correct |
7 |
Correct |
0 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
332 KB |
Output is correct |
9 |
Correct |
0 ms |
332 KB |
Output is correct |
10 |
Correct |
0 ms |
332 KB |
Output is correct |
11 |
Correct |
0 ms |
332 KB |
Output is correct |
12 |
Correct |
0 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
332 KB |
Output is correct |
14 |
Correct |
0 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
320 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
0 ms |
332 KB |
Output is correct |
6 |
Correct |
0 ms |
332 KB |
Output is correct |
7 |
Correct |
0 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
332 KB |
Output is correct |
9 |
Correct |
0 ms |
332 KB |
Output is correct |
10 |
Correct |
0 ms |
332 KB |
Output is correct |
11 |
Correct |
0 ms |
332 KB |
Output is correct |
12 |
Correct |
0 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
332 KB |
Output is correct |
14 |
Correct |
0 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
320 KB |
Output is correct |
19 |
Correct |
0 ms |
336 KB |
Output is correct |
20 |
Correct |
0 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
0 ms |
336 KB |
Output is correct |
24 |
Correct |
0 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
0 ms |
332 KB |
Output is correct |
27 |
Correct |
1 ms |
328 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
0 ms |
332 KB |
Output is correct |
30 |
Correct |
0 ms |
332 KB |
Output is correct |
31 |
Correct |
0 ms |
332 KB |
Output is correct |
32 |
Correct |
0 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
0 ms |
388 KB |
Output is correct |
35 |
Correct |
0 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
0 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
332 KB |
Output is correct |
40 |
Correct |
0 ms |
332 KB |
Output is correct |
41 |
Correct |
0 ms |
332 KB |
Output is correct |
42 |
Correct |
0 ms |
332 KB |
Output is correct |
43 |
Correct |
1 ms |
332 KB |
Output is correct |
44 |
Correct |
0 ms |
332 KB |
Output is correct |
45 |
Correct |
0 ms |
336 KB |
Output is correct |
46 |
Correct |
1 ms |
332 KB |
Output is correct |
47 |
Correct |
0 ms |
332 KB |
Output is correct |
48 |
Correct |
0 ms |
332 KB |
Output is correct |
49 |
Correct |
1 ms |
328 KB |
Output is correct |
50 |
Correct |
1 ms |
332 KB |
Output is correct |
51 |
Correct |
1 ms |
332 KB |
Output is correct |
52 |
Correct |
1 ms |
388 KB |
Output is correct |
53 |
Correct |
0 ms |
332 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
332 KB |
Output is correct |
3 |
Correct |
1 ms |
320 KB |
Output is correct |
4 |
Correct |
0 ms |
332 KB |
Output is correct |
5 |
Correct |
0 ms |
332 KB |
Output is correct |
6 |
Correct |
0 ms |
332 KB |
Output is correct |
7 |
Correct |
0 ms |
336 KB |
Output is correct |
8 |
Correct |
0 ms |
332 KB |
Output is correct |
9 |
Correct |
0 ms |
332 KB |
Output is correct |
10 |
Correct |
0 ms |
332 KB |
Output is correct |
11 |
Correct |
0 ms |
332 KB |
Output is correct |
12 |
Correct |
0 ms |
332 KB |
Output is correct |
13 |
Correct |
0 ms |
332 KB |
Output is correct |
14 |
Correct |
0 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
320 KB |
Output is correct |
19 |
Correct |
0 ms |
336 KB |
Output is correct |
20 |
Correct |
0 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
0 ms |
336 KB |
Output is correct |
24 |
Correct |
0 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
0 ms |
332 KB |
Output is correct |
27 |
Correct |
1 ms |
328 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
0 ms |
332 KB |
Output is correct |
30 |
Correct |
0 ms |
332 KB |
Output is correct |
31 |
Correct |
0 ms |
332 KB |
Output is correct |
32 |
Correct |
0 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
0 ms |
388 KB |
Output is correct |
35 |
Correct |
0 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
0 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
332 KB |
Output is correct |
40 |
Correct |
0 ms |
332 KB |
Output is correct |
41 |
Correct |
0 ms |
332 KB |
Output is correct |
42 |
Correct |
0 ms |
332 KB |
Output is correct |
43 |
Correct |
1 ms |
332 KB |
Output is correct |
44 |
Correct |
0 ms |
332 KB |
Output is correct |
45 |
Correct |
0 ms |
336 KB |
Output is correct |
46 |
Correct |
1 ms |
332 KB |
Output is correct |
47 |
Correct |
0 ms |
332 KB |
Output is correct |
48 |
Correct |
0 ms |
332 KB |
Output is correct |
49 |
Correct |
1 ms |
328 KB |
Output is correct |
50 |
Correct |
1 ms |
332 KB |
Output is correct |
51 |
Correct |
1 ms |
332 KB |
Output is correct |
52 |
Correct |
1 ms |
388 KB |
Output is correct |
53 |
Correct |
0 ms |
332 KB |
Output is correct |
54 |
Correct |
0 ms |
332 KB |
Output is correct |
55 |
Correct |
8 ms |
21232 KB |
Output is correct |
56 |
Correct |
1 ms |
336 KB |
Output is correct |
57 |
Correct |
6 ms |
14284 KB |
Output is correct |
58 |
Correct |
32 ms |
14116 KB |
Output is correct |
59 |
Correct |
242 ms |
70692 KB |
Output is correct |
60 |
Correct |
252 ms |
70708 KB |
Output is correct |
61 |
Correct |
256 ms |
70792 KB |
Output is correct |
62 |
Correct |
1 ms |
332 KB |
Output is correct |
63 |
Correct |
243 ms |
70488 KB |
Output is correct |
64 |
Correct |
180 ms |
70836 KB |
Output is correct |
65 |
Correct |
192 ms |
70712 KB |
Output is correct |
66 |
Correct |
203 ms |
70736 KB |
Output is correct |
67 |
Correct |
209 ms |
70692 KB |
Output is correct |
68 |
Correct |
171 ms |
70712 KB |
Output is correct |
69 |
Correct |
186 ms |
70804 KB |
Output is correct |
70 |
Correct |
23 ms |
14016 KB |
Output is correct |
71 |
Correct |
23 ms |
14020 KB |
Output is correct |
72 |
Correct |
22 ms |
14000 KB |
Output is correct |
73 |
Correct |
28 ms |
14068 KB |
Output is correct |
74 |
Correct |
24 ms |
14072 KB |
Output is correct |
75 |
Correct |
28 ms |
14024 KB |
Output is correct |
76 |
Correct |
28 ms |
14076 KB |
Output is correct |
77 |
Correct |
23 ms |
14072 KB |
Output is correct |
78 |
Correct |
22 ms |
14124 KB |
Output is correct |
79 |
Correct |
24 ms |
14036 KB |
Output is correct |
80 |
Correct |
22 ms |
14052 KB |
Output is correct |
81 |
Correct |
23 ms |
14028 KB |
Output is correct |
82 |
Correct |
22 ms |
14020 KB |
Output is correct |
83 |
Correct |
22 ms |
14040 KB |
Output is correct |
84 |
Correct |
22 ms |
14076 KB |
Output is correct |
85 |
Correct |
23 ms |
14028 KB |
Output is correct |
86 |
Correct |
23 ms |
14052 KB |
Output is correct |
87 |
Correct |
24 ms |
14156 KB |
Output is correct |
88 |
Correct |
24 ms |
14024 KB |
Output is correct |
89 |
Correct |
22 ms |
14028 KB |
Output is correct |
90 |
Correct |
23 ms |
14056 KB |
Output is correct |