oj.uz

Submission #917708

# Submission time Handle Problem Language Result Execution time Memory
917708 2024-01-28T16:09:45 Z Ninedesu Dango Maker (JOI18_dango_maker) C++14
100 / 100
 120 ms 150440 KB 
#include<bits/stdc++.h>
#define pii pair<pair<int,int>,pair<int,int>>
using namespace std;

const int N=3002;
int n,m;
int ans;
int dp[N][N][3];
bool vis[N][N][3];
string s[N];

int main(){
    ios_base::sync_with_stdio(0),cin.tie(0);
    cin >> n >> m;
    for(int i=1; i<=n; i++){
        cin >> s[i];
        s[i]="x"+s[i];
    }
    for(int i=1; i<=n; i++){
        for(int j=1; j<=m; j++){
            if(s[i][j]=='G'){
                int tmp1=0,tmp2=0;
                if(j>1&&s[i][j-1]=='R'&&j<m&&s[i][j+1]=='W'){
                    if(!vis[i-1][j+1][1])dp[i][j][1]=dp[i-1][j+1][0]+dp[i-1][j+1][1]+1;
                    else dp[i][j][1]=max(dp[i-1][j+1][0],dp[i-1][j+1][1]+1);
                    vis[i][j][1]=true;
                }
                if(i>1&&s[i-1][j]=='R'&&i<n&&s[i+1][j]=='W'){
                    if(!vis[i-1][j+1][2])dp[i][j][2]=dp[i-1][j+1][0]+dp[i-1][j+1][2]+1;
                    else dp[i][j][2]=max(dp[i-1][j+1][0],dp[i-1][j+1][2]+1);
                    vis[i][j][2]=true;
                }
            }
            dp[i][j][0]=max(dp[i-1][j+1][0],max(dp[i-1][j+1][2],dp[i-1][j+1][1]));
        }
        dp[i][0][0]=max(dp[i-1][1][0],max(dp[i-1][1][2],dp[i-1][1][1]));
        for(int j=0; j<=m; j++){
            dp[n+1][j][0]=max(dp[n][j+1][0],max(dp[n][j+1][2],dp[n][j+1][1]));
        }
    }
    for(int i=1; i<=n+1; i++)ans+=dp[i][0][0];
    for(int j=1; j<=m; j++)ans+=dp[n+1][j][0];
    cout << ans;

    return 0;
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:22:21: warning: unused variable 'tmp1' [-Wunused-variable]
   22 |                 int tmp1=0,tmp2=0;
      |                     ^~~~
dango_maker.cpp:22:28: warning: unused variable 'tmp2' [-Wunused-variable]
   22 |                 int tmp1=0,tmp2=0;
      |                            ^~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 612 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 604 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 612 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 604 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 604 KB Output is correct
19 Correct 0 ms 556 KB Output is correct
20 Correct 1 ms 2904 KB Output is correct
21 Correct 1 ms 2648 KB Output is correct
22 Correct 1 ms 2648 KB Output is correct
23 Correct 0 ms 604 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 0 ms 604 KB Output is correct
26 Correct 1 ms 352 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2652 KB Output is correct
29 Correct 1 ms 2648 KB Output is correct
30 Correct 0 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 0 ms 604 KB Output is correct
33 Correct 1 ms 2652 KB Output is correct
34 Correct 1 ms 2700 KB Output is correct
35 Correct 1 ms 2652 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct
39 Correct 1 ms 2652 KB Output is correct
40 Correct 1 ms 2652 KB Output is correct
41 Correct 1 ms 2652 KB Output is correct
42 Correct 1 ms 2652 KB Output is correct
43 Correct 1 ms 2648 KB Output is correct
44 Correct 1 ms 2652 KB Output is correct
45 Correct 1 ms 2652 KB Output is correct
46 Correct 1 ms 2844 KB Output is correct
47 Correct 1 ms 2652 KB Output is correct
48 Correct 1 ms 2652 KB Output is correct
49 Correct 1 ms 2652 KB Output is correct
50 Correct 1 ms 2652 KB Output is correct
51 Correct 1 ms 2652 KB Output is correct
52 Correct 1 ms 2652 KB Output is correct
53 Correct 1 ms 2652 KB Output is correct

Subtask #3
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 612 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 604 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 604 KB Output is correct
19 Correct 0 ms 556 KB Output is correct
20 Correct 1 ms 2904 KB Output is correct
21 Correct 1 ms 2648 KB Output is correct
22 Correct 1 ms 2648 KB Output is correct
23 Correct 0 ms 604 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 0 ms 604 KB Output is correct
26 Correct 1 ms 352 KB Output is correct
27 Correct 1 ms 2652 KB Output is correct
28 Correct 1 ms 2652 KB Output is correct
29 Correct 1 ms 2648 KB Output is correct
30 Correct 0 ms 604 KB Output is correct
31 Correct 1 ms 604 KB Output is correct
32 Correct 0 ms 604 KB Output is correct
33 Correct 1 ms 2652 KB Output is correct
34 Correct 1 ms 2700 KB Output is correct
35 Correct 1 ms 2652 KB Output is correct
36 Correct 1 ms 2652 KB Output is correct
37 Correct 1 ms 2652 KB Output is correct
38 Correct 1 ms 2652 KB Output is correct
39 Correct 1 ms 2652 KB Output is correct
40 Correct 1 ms 2652 KB Output is correct
41 Correct 1 ms 2652 KB Output is correct
42 Correct 1 ms 2652 KB Output is correct
43 Correct 1 ms 2648 KB Output is correct
44 Correct 1 ms 2652 KB Output is correct
45 Correct 1 ms 2652 KB Output is correct
46 Correct 1 ms 2844 KB Output is correct
47 Correct 1 ms 2652 KB Output is correct
48 Correct 1 ms 2652 KB Output is correct
49 Correct 1 ms 2652 KB Output is correct
50 Correct 1 ms 2652 KB Output is correct
51 Correct 1 ms 2652 KB Output is correct
52 Correct 1 ms 2652 KB Output is correct
53 Correct 1 ms 2652 KB Output is correct
54 Correct 1 ms 604 KB Output is correct
55 Correct 15 ms 85596 KB Output is correct
56 Correct 1 ms 604 KB Output is correct
57 Correct 13 ms 86400 KB Output is correct
58 Correct 16 ms 47708 KB Output is correct
59 Correct 120 ms 150440 KB Output is correct
60 Correct 120 ms 150308 KB Output is correct
61 Correct 118 ms 150352 KB Output is correct
62 Correct 1 ms 604 KB Output is correct
63 Correct 110 ms 149588 KB Output is correct
64 Correct 82 ms 150356 KB Output is correct
65 Correct 74 ms 150352 KB Output is correct
66 Correct 75 ms 150356 KB Output is correct
67 Correct 68 ms 143184 KB Output is correct
68 Correct 70 ms 143188 KB Output is correct
69 Correct 74 ms 146492 KB Output is correct
70 Correct 12 ms 47708 KB Output is correct
71 Correct 13 ms 47964 KB Output is correct
72 Correct 12 ms 47696 KB Output is correct
73 Correct 12 ms 47696 KB Output is correct
74 Correct 12 ms 47704 KB Output is correct
75 Correct 12 ms 47688 KB Output is correct
76 Correct 11 ms 47708 KB Output is correct
77 Correct 11 ms 47708 KB Output is correct
78 Correct 12 ms 47708 KB Output is correct
79 Correct 12 ms 47708 KB Output is correct
80 Correct 12 ms 47896 KB Output is correct
81 Correct 12 ms 47708 KB Output is correct
82 Correct 12 ms 47960 KB Output is correct
83 Correct 13 ms 47964 KB Output is correct
84 Correct 12 ms 47964 KB Output is correct
85 Correct 13 ms 47880 KB Output is correct
86 Correct 12 ms 47708 KB Output is correct
87 Correct 12 ms 47920 KB Output is correct
88 Correct 12 ms 47708 KB Output is correct
89 Correct 11 ms 47708 KB Output is correct
90 Correct 12 ms 47708 KB Output is correct