oj.uz

Submission #224505

# Submission time Handle Problem Language Result Execution time Memory
224505 2020-04-18T08:48:34 Z Ruxandra985 Dango Maker (JOI18_dango_maker) C++14
100 / 100
 311 ms 124080 KB 
#include <bits/stdc++.h>

using namespace std;
char a[3010][3010];
int dp[3010][3010][3];

int main()
{
    FILE *fin = stdin;
    FILE *fout = stdout;
    int n , m , dif , i , j , sol = 0;
    fscanf (fin,"%d%d\n",&n,&m);
    for (i = 1 ; i <= n ; i++)
        fgets(a[i] + 1 , m + 10 , fin);

    for (dif = 1 - m ; dif <= n - 1 ; dif++){

        for (i = 1 ; i <= n ; i++){
            /// i - j = dif
            j = i - dif;

            if (j <= 0 || j > m)
                continue; /// nu e ok

            /// acum avem o pereche i j

            dp[i][j][0] = max(dp[i - 1][j + 1][0] ,max ( dp[i - 1][j + 1][1] , dp[i - 1][j + 1][2] ));
            /// nu mi se impune nimic pt ca nu l iau pe i j

            if (a[i][j - 1] == 'R' && a[i][j] == 'G' && a[i][j + 1] == 'W')
                dp[i][j][1] = max(dp[i - 1][j + 1][0] , dp[i - 1][j + 1][1]) + 1;

            /// R G W orizontal

            if (a[i - 1][j] == 'R' && a[i][j] == 'G' && a[i + 1][j] == 'W')
                dp[i][j][2] = max(dp[i - 1][j + 1][0] , dp[i - 1][j + 1][2]) + 1;

            /// R G W vertical

            if (i + 1 > n || j - 1 <= 0) /// stare finala, n o mai folosesc la nimic
                sol += max(dp[i][j][0] , max(dp[i][j][1] , dp[i][j][2]));

        }

    }
    fprintf (fout,"%d",sol);
    return 0;
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:12:12: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     fscanf (fin,"%d%d\n",&n,&m);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~~
dango_maker.cpp:14:14: warning: ignoring return value of 'char* fgets(char*, int, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
         fgets(a[i] + 1 , m + 10 , fin);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 4 ms 384 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 4 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 432 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 4 ms 384 KB Output is correct
39 Correct 4 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 5 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 5 ms 384 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 5 ms 384 KB Output is correct
48 Correct 4 ms 384 KB Output is correct
49 Correct 5 ms 384 KB Output is correct
50 Correct 5 ms 384 KB Output is correct
51 Correct 4 ms 384 KB Output is correct
52 Correct 4 ms 384 KB Output is correct
53 Correct 5 ms 384 KB Output is correct

Subtask #3
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 5 ms 384 KB Output is correct
6 Correct 5 ms 384 KB Output is correct
7 Correct 5 ms 384 KB Output is correct
8 Correct 4 ms 384 KB Output is correct
9 Correct 4 ms 384 KB Output is correct
10 Correct 4 ms 384 KB Output is correct
11 Correct 5 ms 384 KB Output is correct
12 Correct 5 ms 384 KB Output is correct
13 Correct 4 ms 384 KB Output is correct
14 Correct 4 ms 384 KB Output is correct
15 Correct 5 ms 384 KB Output is correct
16 Correct 5 ms 384 KB Output is correct
17 Correct 5 ms 384 KB Output is correct
18 Correct 5 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 5 ms 384 KB Output is correct
21 Correct 4 ms 384 KB Output is correct
22 Correct 4 ms 384 KB Output is correct
23 Correct 5 ms 384 KB Output is correct
24 Correct 5 ms 384 KB Output is correct
25 Correct 5 ms 384 KB Output is correct
26 Correct 4 ms 384 KB Output is correct
27 Correct 5 ms 384 KB Output is correct
28 Correct 5 ms 384 KB Output is correct
29 Correct 4 ms 384 KB Output is correct
30 Correct 5 ms 384 KB Output is correct
31 Correct 5 ms 384 KB Output is correct
32 Correct 5 ms 384 KB Output is correct
33 Correct 5 ms 384 KB Output is correct
34 Correct 5 ms 432 KB Output is correct
35 Correct 5 ms 384 KB Output is correct
36 Correct 5 ms 384 KB Output is correct
37 Correct 5 ms 384 KB Output is correct
38 Correct 4 ms 384 KB Output is correct
39 Correct 4 ms 384 KB Output is correct
40 Correct 5 ms 384 KB Output is correct
41 Correct 5 ms 384 KB Output is correct
42 Correct 5 ms 384 KB Output is correct
43 Correct 5 ms 384 KB Output is correct
44 Correct 5 ms 384 KB Output is correct
45 Correct 5 ms 384 KB Output is correct
46 Correct 5 ms 384 KB Output is correct
47 Correct 5 ms 384 KB Output is correct
48 Correct 4 ms 384 KB Output is correct
49 Correct 5 ms 384 KB Output is correct
50 Correct 5 ms 384 KB Output is correct
51 Correct 4 ms 384 KB Output is correct
52 Correct 4 ms 384 KB Output is correct
53 Correct 5 ms 384 KB Output is correct
54 Correct 4 ms 384 KB Output is correct
55 Correct 28 ms 21376 KB Output is correct
56 Correct 5 ms 512 KB Output is correct
57 Correct 17 ms 14592 KB Output is correct
58 Correct 38 ms 20088 KB Output is correct
59 Correct 306 ms 124024 KB Output is correct
60 Correct 303 ms 124012 KB Output is correct
61 Correct 311 ms 124024 KB Output is correct
62 Correct 5 ms 384 KB Output is correct
63 Correct 296 ms 123768 KB Output is correct
64 Correct 267 ms 124024 KB Output is correct
65 Correct 257 ms 124024 KB Output is correct
66 Correct 256 ms 124024 KB Output is correct
67 Correct 261 ms 124024 KB Output is correct
68 Correct 249 ms 124024 KB Output is correct
69 Correct 263 ms 124080 KB Output is correct
70 Correct 28 ms 20088 KB Output is correct
71 Correct 28 ms 20096 KB Output is correct
72 Correct 29 ms 20088 KB Output is correct
73 Correct 28 ms 20096 KB Output is correct
74 Correct 28 ms 20096 KB Output is correct
75 Correct 28 ms 20088 KB Output is correct
76 Correct 29 ms 20096 KB Output is correct
77 Correct 29 ms 20088 KB Output is correct
78 Correct 29 ms 20088 KB Output is correct
79 Correct 29 ms 20096 KB Output is correct
80 Correct 29 ms 20088 KB Output is correct
81 Correct 28 ms 20096 KB Output is correct
82 Correct 29 ms 20096 KB Output is correct
83 Correct 29 ms 20088 KB Output is correct
84 Correct 29 ms 20088 KB Output is correct
85 Correct 29 ms 20224 KB Output is correct
86 Correct 28 ms 20088 KB Output is correct
87 Correct 29 ms 20088 KB Output is correct
88 Correct 29 ms 20088 KB Output is correct
89 Correct 29 ms 20096 KB Output is correct
90 Correct 29 ms 20088 KB Output is correct