oj.uz

Submission #770317

# Submission time Handle Problem Language Result Execution time Memory
770317 2023-07-01T05:35:23 Z gun_gan Dango Maker (JOI18_dango_maker) C++17
33 / 100
 18 ms 468 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MX = 3005;

int N, M;
int dp[MX][3];
string c[MX];

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

      cin >> N >> M;
      for(int i = 0; i < N; i++) cin >> c[i];
      
      int ans = 0;
      for(int s = 0; s < N + M - 1; s++) {
            for(int i = 0; i < MX; i++) 
                  for(int k = 0; k < 3; k++) dp[i][k] = 0;

            for(int i = 0; i <= min(s, N - 1); i++) { // i + j = s
                  int j = s - i;

                  dp[i][0] = (i - 1 < 0 ? 0 : max({dp[i - 1][0], dp[i - 1][1], dp[i - 1][2]}));
                  if(c[i][j] == 'G') {
                        if(j - 1 >= 0 && j + 1 < M && c[i][j - 1] == 'R' && c[i][j + 1] == 'W') {
                              dp[i][1] = (i - 1 < 0 ? 0 : max(dp[i - 1][0], dp[i - 1][1])) + 1;
                        } 
                        if(i - 1 >= 0 && i + 1 < N && c[i - 1][j] == 'R' && c[i + 1][j] == 'W') {
                              dp[i][2] = (i - 1 < 0 ? 0 : max(dp[i - 1][0], dp[i - 1][2])) + 1;
                        }
                  }
            }

            ans += max({dp[min(s, N - 1)][0], dp[min(s, N - 1)][1], dp[min(s, N - 1)][2]});
      }

      cout << ans << '\n';
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 420 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 416 KB Output is correct
10 Correct 1 ms 420 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 416 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 412 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 1 ms 380 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 420 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 416 KB Output is correct
10 Correct 1 ms 420 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 416 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 412 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 1 ms 380 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 416 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 416 KB Output is correct
32 Correct 1 ms 352 KB Output is correct
33 Correct 1 ms 428 KB Output is correct
34 Correct 1 ms 352 KB Output is correct
35 Correct 1 ms 432 KB Output is correct
36 Correct 1 ms 424 KB Output is correct
37 Correct 1 ms 352 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 432 KB Output is correct
40 Correct 1 ms 352 KB Output is correct
41 Correct 1 ms 352 KB Output is correct
42 Correct 1 ms 352 KB Output is correct
43 Correct 1 ms 352 KB Output is correct
44 Correct 1 ms 424 KB Output is correct
45 Correct 1 ms 352 KB Output is correct
46 Correct 1 ms 352 KB Output is correct
47 Correct 1 ms 352 KB Output is correct
48 Correct 1 ms 352 KB Output is correct
49 Correct 1 ms 352 KB Output is correct
50 Correct 1 ms 352 KB Output is correct
51 Correct 1 ms 424 KB Output is correct
52 Correct 1 ms 352 KB Output is correct
53 Correct 1 ms 428 KB Output is correct

Subtask #3
0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 420 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 416 KB Output is correct
10 Correct 1 ms 420 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 416 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 412 KB Output is correct
15 Correct 0 ms 340 KB Output is correct
16 Correct 1 ms 380 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 416 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 1 ms 416 KB Output is correct
32 Correct 1 ms 352 KB Output is correct
33 Correct 1 ms 428 KB Output is correct
34 Correct 1 ms 352 KB Output is correct
35 Correct 1 ms 432 KB Output is correct
36 Correct 1 ms 424 KB Output is correct
37 Correct 1 ms 352 KB Output is correct
38 Correct 1 ms 352 KB Output is correct
39 Correct 1 ms 432 KB Output is correct
40 Correct 1 ms 352 KB Output is correct
41 Correct 1 ms 352 KB Output is correct
42 Correct 1 ms 352 KB Output is correct
43 Correct 1 ms 352 KB Output is correct
44 Correct 1 ms 424 KB Output is correct
45 Correct 1 ms 352 KB Output is correct
46 Correct 1 ms 352 KB Output is correct
47 Correct 1 ms 352 KB Output is correct
48 Correct 1 ms 352 KB Output is correct
49 Correct 1 ms 352 KB Output is correct
50 Correct 1 ms 352 KB Output is correct
51 Correct 1 ms 424 KB Output is correct
52 Correct 1 ms 352 KB Output is correct
53 Correct 1 ms 428 KB Output is correct
54 Correct 9 ms 464 KB Output is correct
55 Incorrect 18 ms 468 KB Output isn't correct
56 Halted 0 ms 0 KB -