oj.uz

Submission #1109049

# Submission time Handle Problem Language Result Execution time Memory
1109049 2024-11-05T21:36:43 Z codexistent Dango Maker (JOI18_dango_maker) C++14
100 / 100
 441 ms 256092 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define MAXNM 3005
#define FOR(i, a, b) for(ll i = a; i <= b; i++)
    
ll n, m, r = 0;
char g[MAXNM][MAXNM];
int ok[MAXNM][MAXNM][2], dp[MAXNM * 2][3];
vector<array<ll, 2>> e[MAXNM * 2];

int main(){
    cin >> n >> m;
    FOR(i, 1, n){
        string s; cin >> s;
        FOR(j, 1, m) g[i][j] = s[j - 1];
    } 

    for(int i = 1; i <= n; i++) {
        for(int j = 1; j <= m; j++) {
            if(g[i][j] == 'G' && g[i][j - 1] == 'R' && g[i][j + 1] == 'W') {
                ok[i][j][0] = 1;
            }
            if(g[i][j] == 'G' && g[i - 1][j] == 'R' && g[i + 1][j] == 'W') {
                ok[i][j][1] = 1;
            }
            e[i + j].push_back({i, j});
        }
    }
    int r = 0;
    for(int i = 1; i <= n + m; i++) {
        int f = (int)e[i].size() - 1;
        if(e[i].empty()) continue;
        dp[0][0] = ok[e[i][0][0]][e[i][0][1]][0];
        dp[0][1] = ok[e[i][0][0]][e[i][0][1]][1];
        dp[0][2] = 0;
        for(int j = 1; j < (int)e[i].size(); j++)  {
            int x = e[i][j][0], y = e[i][j][1];
            dp[j][2] = max({dp[j - 1][0], dp[j - 1][1], dp[j - 1][2]});
            dp[j][0] = max(dp[j - 1][0], dp[j - 1][2]) + ok[x][y][0];
            dp[j][1] = max(dp[j - 1][1], dp[j - 1][2]) + ok[x][y][1];
        }   
 
        // cout << dp[f][1] << '\n';
        r += max({dp[f][0], dp[f][1], dp[f][2]});
    }

    cout << r << endl;
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2640 KB Output is correct
2 Correct 1 ms 2640 KB Output is correct
3 Correct 1 ms 2640 KB Output is correct
4 Correct 1 ms 2640 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 4688 KB Output is correct
7 Correct 1 ms 4688 KB Output is correct
8 Correct 1 ms 4688 KB Output is correct
9 Correct 1 ms 4688 KB Output is correct
10 Correct 1 ms 4688 KB Output is correct
11 Correct 1 ms 4688 KB Output is correct
12 Correct 2 ms 4688 KB Output is correct
13 Correct 1 ms 4688 KB Output is correct
14 Correct 1 ms 4688 KB Output is correct
15 Correct 1 ms 4688 KB Output is correct
16 Correct 1 ms 4688 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2640 KB Output is correct
2 Correct 1 ms 2640 KB Output is correct
3 Correct 1 ms 2640 KB Output is correct
4 Correct 1 ms 2640 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 4688 KB Output is correct
7 Correct 1 ms 4688 KB Output is correct
8 Correct 1 ms 4688 KB Output is correct
9 Correct 1 ms 4688 KB Output is correct
10 Correct 1 ms 4688 KB Output is correct
11 Correct 1 ms 4688 KB Output is correct
12 Correct 2 ms 4688 KB Output is correct
13 Correct 1 ms 4688 KB Output is correct
14 Correct 1 ms 4688 KB Output is correct
15 Correct 1 ms 4688 KB Output is correct
16 Correct 1 ms 4688 KB Output is correct
17 Correct 1 ms 4856 KB Output is correct
18 Correct 1 ms 4688 KB Output is correct
19 Correct 1 ms 4688 KB Output is correct
20 Correct 1 ms 4864 KB Output is correct
21 Correct 1 ms 4688 KB Output is correct
22 Correct 1 ms 4688 KB Output is correct
23 Correct 1 ms 4688 KB Output is correct
24 Correct 1 ms 4688 KB Output is correct
25 Correct 1 ms 2640 KB Output is correct
26 Correct 1 ms 2640 KB Output is correct
27 Correct 1 ms 4688 KB Output is correct
28 Correct 1 ms 4688 KB Output is correct
29 Correct 1 ms 4856 KB Output is correct
30 Correct 1 ms 4688 KB Output is correct
31 Correct 1 ms 4688 KB Output is correct
32 Correct 1 ms 4688 KB Output is correct
33 Correct 1 ms 4688 KB Output is correct
34 Correct 1 ms 4688 KB Output is correct
35 Correct 1 ms 4688 KB Output is correct
36 Correct 1 ms 4688 KB Output is correct
37 Correct 1 ms 4688 KB Output is correct
38 Correct 1 ms 4688 KB Output is correct
39 Correct 1 ms 4688 KB Output is correct
40 Correct 1 ms 4688 KB Output is correct
41 Correct 1 ms 4688 KB Output is correct
42 Correct 1 ms 4688 KB Output is correct
43 Correct 1 ms 4688 KB Output is correct
44 Correct 1 ms 4688 KB Output is correct
45 Correct 1 ms 4688 KB Output is correct
46 Correct 1 ms 4688 KB Output is correct
47 Correct 2 ms 4856 KB Output is correct
48 Correct 1 ms 4688 KB Output is correct
49 Correct 1 ms 4688 KB Output is correct
50 Correct 1 ms 4688 KB Output is correct
51 Correct 1 ms 4688 KB Output is correct
52 Correct 1 ms 4688 KB Output is correct
53 Correct 1 ms 4688 KB Output is correct

Subtask #3
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2640 KB Output is correct
2 Correct 1 ms 2640 KB Output is correct
3 Correct 1 ms 2640 KB Output is correct
4 Correct 1 ms 2640 KB Output is correct
5 Correct 1 ms 2640 KB Output is correct
6 Correct 1 ms 4688 KB Output is correct
7 Correct 1 ms 4688 KB Output is correct
8 Correct 1 ms 4688 KB Output is correct
9 Correct 1 ms 4688 KB Output is correct
10 Correct 1 ms 4688 KB Output is correct
11 Correct 1 ms 4688 KB Output is correct
12 Correct 2 ms 4688 KB Output is correct
13 Correct 1 ms 4688 KB Output is correct
14 Correct 1 ms 4688 KB Output is correct
15 Correct 1 ms 4688 KB Output is correct
16 Correct 1 ms 4688 KB Output is correct
17 Correct 1 ms 4856 KB Output is correct
18 Correct 1 ms 4688 KB Output is correct
19 Correct 1 ms 4688 KB Output is correct
20 Correct 1 ms 4864 KB Output is correct
21 Correct 1 ms 4688 KB Output is correct
22 Correct 1 ms 4688 KB Output is correct
23 Correct 1 ms 4688 KB Output is correct
24 Correct 1 ms 4688 KB Output is correct
25 Correct 1 ms 2640 KB Output is correct
26 Correct 1 ms 2640 KB Output is correct
27 Correct 1 ms 4688 KB Output is correct
28 Correct 1 ms 4688 KB Output is correct
29 Correct 1 ms 4856 KB Output is correct
30 Correct 1 ms 4688 KB Output is correct
31 Correct 1 ms 4688 KB Output is correct
32 Correct 1 ms 4688 KB Output is correct
33 Correct 1 ms 4688 KB Output is correct
34 Correct 1 ms 4688 KB Output is correct
35 Correct 1 ms 4688 KB Output is correct
36 Correct 1 ms 4688 KB Output is correct
37 Correct 1 ms 4688 KB Output is correct
38 Correct 1 ms 4688 KB Output is correct
39 Correct 1 ms 4688 KB Output is correct
40 Correct 1 ms 4688 KB Output is correct
41 Correct 1 ms 4688 KB Output is correct
42 Correct 1 ms 4688 KB Output is correct
43 Correct 1 ms 4688 KB Output is correct
44 Correct 1 ms 4688 KB Output is correct
45 Correct 1 ms 4688 KB Output is correct
46 Correct 1 ms 4688 KB Output is correct
47 Correct 2 ms 4856 KB Output is correct
48 Correct 1 ms 4688 KB Output is correct
49 Correct 1 ms 4688 KB Output is correct
50 Correct 1 ms 4688 KB Output is correct
51 Correct 1 ms 4688 KB Output is correct
52 Correct 1 ms 4688 KB Output is correct
53 Correct 1 ms 4688 KB Output is correct
54 Correct 2 ms 4688 KB Output is correct
55 Correct 9 ms 78160 KB Output is correct
56 Correct 3 ms 4944 KB Output is correct
57 Correct 7 ms 56140 KB Output is correct
58 Correct 50 ms 50008 KB Output is correct
59 Correct 441 ms 256068 KB Output is correct
60 Correct 408 ms 256076 KB Output is correct
61 Correct 399 ms 256072 KB Output is correct
62 Correct 2 ms 4688 KB Output is correct
63 Correct 401 ms 251464 KB Output is correct
64 Correct 406 ms 256072 KB Output is correct
65 Correct 401 ms 256072 KB Output is correct
66 Correct 406 ms 256080 KB Output is correct
67 Correct 410 ms 256072 KB Output is correct
68 Correct 400 ms 256072 KB Output is correct
69 Correct 405 ms 256092 KB Output is correct
70 Correct 53 ms 49992 KB Output is correct
71 Correct 50 ms 50156 KB Output is correct
72 Correct 49 ms 49992 KB Output is correct
73 Correct 49 ms 49992 KB Output is correct
74 Correct 48 ms 50068 KB Output is correct
75 Correct 48 ms 50000 KB Output is correct
76 Correct 53 ms 49956 KB Output is correct
77 Correct 51 ms 49988 KB Output is correct
78 Correct 56 ms 49992 KB Output is correct
79 Correct 49 ms 50000 KB Output is correct
80 Correct 51 ms 49992 KB Output is correct
81 Correct 48 ms 50000 KB Output is correct
82 Correct 49 ms 50000 KB Output is correct
83 Correct 47 ms 50000 KB Output is correct
84 Correct 48 ms 49996 KB Output is correct
85 Correct 48 ms 49992 KB Output is correct
86 Correct 52 ms 50084 KB Output is correct
87 Correct 55 ms 49992 KB Output is correct
88 Correct 48 ms 49992 KB Output is correct
89 Correct 53 ms 49916 KB Output is correct
90 Correct 55 ms 49992 KB Output is correct