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답안 #780719

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
780719 2023-07-12T12:07:53 Z Trisanu_Das Dango Maker (JOI18_dango_maker) C++17
100 / 100
 129 ms 15436 KB 
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
 
const int MAXN = 3000;
 
int N, M;
char A[MAXN+10][MAXN+10];
int dp[MAXN+10][3], ans;
 
int main()
{
    int i, j;
 
    scanf("%d%d", &N, &M);
    for(i=1; i<=N; i++) scanf("%s", A[i]+1);
 
    for(i=2; i<=N+M; i++)
    {
        int s=max(1, i-N), e=min(M, i-1);
        memset(dp, 0, sizeof(dp));
        for(j=s; j<=e; j++)
        {
            int x=j, y=i-j;
            dp[x][0]=max(dp[x-1][0], max(dp[x-1][1], dp[x-1][2]));
            if(A[y-1][x]=='R' && A[y][x]=='G' && A[y+1][x]=='W') dp[x][1]=max(dp[x-1][0], dp[x-1][1])+1;
            if(A[y][x-1]=='R' && A[y][x]=='G' && A[y][x+1]=='W') dp[x][2]=max(dp[x-1][0], dp[x-1][2])+1;
        }
        ans+=max(dp[e][0], max(dp[e][1], dp[e][2]));
    }
    printf("%d", ans);
}

Compilation message

dango_maker.cpp: In function 'int main()':
dango_maker.cpp:18:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |     scanf("%d%d", &N, &M);
      |     ~~~~~^~~~~~~~~~~~~~~~
dango_maker.cpp:19:30: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |     for(i=1; i<=N; i++) scanf("%s", A[i]+1);
      |                         ~~~~~^~~~~~~~~~~~~~

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 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 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 304 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 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 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 304 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 304 KB Output is correct
51 Correct 1 ms 308 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct

Subtask #3
67.0 / 67.0

# 결과 실행 시간 메모리 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 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 ms 304 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 0 ms 340 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 0 ms 304 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 304 KB Output is correct
51 Correct 1 ms 308 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 2 ms 340 KB Output is correct
55 Correct 5 ms 9144 KB Output is correct
56 Correct 2 ms 340 KB Output is correct
57 Correct 3 ms 6228 KB Output is correct
58 Correct 12 ms 4204 KB Output is correct
59 Correct 129 ms 15424 KB Output is correct
60 Correct 99 ms 15424 KB Output is correct
61 Correct 112 ms 15436 KB Output is correct
62 Correct 2 ms 340 KB Output is correct
63 Correct 95 ms 15308 KB Output is correct
64 Correct 73 ms 15424 KB Output is correct
65 Correct 71 ms 15432 KB Output is correct
66 Correct 71 ms 15424 KB Output is correct
67 Correct 82 ms 15428 KB Output is correct
68 Correct 71 ms 15376 KB Output is correct
69 Correct 74 ms 15424 KB Output is correct
70 Correct 9 ms 4204 KB Output is correct
71 Correct 10 ms 4204 KB Output is correct
72 Correct 9 ms 4204 KB Output is correct
73 Correct 9 ms 4268 KB Output is correct
74 Correct 10 ms 4224 KB Output is correct
75 Correct 10 ms 4208 KB Output is correct
76 Correct 10 ms 4184 KB Output is correct
77 Correct 9 ms 4188 KB Output is correct
78 Correct 10 ms 4180 KB Output is correct
79 Correct 9 ms 4200 KB Output is correct
80 Correct 10 ms 4268 KB Output is correct
81 Correct 11 ms 4188 KB Output is correct
82 Correct 11 ms 4204 KB Output is correct
83 Correct 11 ms 4204 KB Output is correct
84 Correct 10 ms 4192 KB Output is correct
85 Correct 9 ms 4168 KB Output is correct
86 Correct 10 ms 4200 KB Output is correct
87 Correct 9 ms 4188 KB Output is correct
88 Correct 10 ms 4268 KB Output is correct
89 Correct 9 ms 4208 KB Output is correct
90 Correct 9 ms 4156 KB Output is correct