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Submission #369250

# Submission time Handle Problem Language Result Execution time Memory
369250 2021-02-21T03:17:39 Z Lam_lai_cuoc_doi Dango Maker (JOI18_dango_maker) C++17
100 / 100
 277 ms 18304 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
using ull = unsigned long long;

const bool typetest = 0;
const int N = 3e3 + 5;
const ll Inf = 1e17;
int n, m;
string s[N];
int dp[N][2];

void Read()
{
    cin >> m >> n;
    for (int i = 1; i <= m; ++i)
    {
        cin >> s[i];
        s[i] = " " + s[i];
    }
}

inline void Max(int &x, int y)
{
    if (x < y)
        x = y;
}

void Solve()
{
    int ans(0);
    for (int t = 4; t <= m + n; ++t)
    {
        for (int i = 1; i <= n; ++i)
            dp[i][0] = dp[i][1] = 0;
        for (int i = t <= m ? 1 : t - m; i < t && i <= n; ++i)
        {
            if (i > 2 && s[t - i][i - 2] == 'R' && s[t - i][i - 1] == 'G' && s[t - i][i] == 'W')
                ++dp[i][0];
            if (t - i > 2 && s[t - i - 2][i] == 'R' && s[t - i - 1][i] == 'G' && s[t - i][i] == 'W')
                ++dp[i][1];
            Max(dp[i + 1][0], dp[i][0]);
            Max(dp[i + 1][1], dp[i][0]);
            Max(dp[i + 3][0], dp[i][1]);
            Max(dp[i + 1][1], dp[i][1]);
        }
        ans += max(dp[min(t - 1, n)][0], dp[min(t - 1, n)][1]);
    }
    cout << ans;
}

int32_t main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t(1);
    if (typetest)
        cin >> t;
    for (int _ = 1; _ <= t; ++_)
    {
        Read();
        Solve();
    }
}

Subtask #1
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 1 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 1 ms 492 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 492 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 1 ms 492 KB Output is correct
13 Correct 1 ms 492 KB Output is correct
14 Correct 1 ms 492 KB Output is correct
15 Correct 1 ms 492 KB Output is correct
16 Correct 1 ms 492 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 1 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 1 ms 492 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 492 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 1 ms 492 KB Output is correct
13 Correct 1 ms 492 KB Output is correct
14 Correct 1 ms 492 KB Output is correct
15 Correct 1 ms 492 KB Output is correct
16 Correct 1 ms 492 KB Output is correct
17 Correct 1 ms 492 KB Output is correct
18 Correct 1 ms 492 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 1 ms 492 KB Output is correct
21 Correct 1 ms 492 KB Output is correct
22 Correct 1 ms 512 KB Output is correct
23 Correct 1 ms 504 KB Output is correct
24 Correct 1 ms 492 KB Output is correct
25 Correct 1 ms 492 KB Output is correct
26 Correct 1 ms 492 KB Output is correct
27 Correct 1 ms 492 KB Output is correct
28 Correct 1 ms 492 KB Output is correct
29 Correct 1 ms 492 KB Output is correct
30 Correct 1 ms 512 KB Output is correct
31 Correct 1 ms 492 KB Output is correct
32 Correct 1 ms 492 KB Output is correct
33 Correct 1 ms 492 KB Output is correct
34 Correct 1 ms 492 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 35 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 66 ms 492 KB Output is correct
41 Correct 52 ms 640 KB Output is correct
42 Correct 1 ms 512 KB Output is correct
43 Correct 1 ms 504 KB Output is correct
44 Correct 1 ms 492 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 1 ms 492 KB Output is correct
47 Correct 1 ms 512 KB Output is correct
48 Correct 69 ms 492 KB Output is correct
49 Correct 1 ms 492 KB Output is correct
50 Correct 1 ms 492 KB Output is correct
51 Correct 1 ms 492 KB Output is correct
52 Correct 1 ms 492 KB Output is correct
53 Correct 68 ms 492 KB Output is correct

Subtask #3
67.0 / 67.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 492 KB Output is correct
2 Correct 1 ms 492 KB Output is correct
3 Correct 1 ms 492 KB Output is correct
4 Correct 1 ms 492 KB Output is correct
5 Correct 1 ms 492 KB Output is correct
6 Correct 1 ms 492 KB Output is correct
7 Correct 1 ms 492 KB Output is correct
8 Correct 1 ms 492 KB Output is correct
9 Correct 1 ms 492 KB Output is correct
10 Correct 1 ms 492 KB Output is correct
11 Correct 1 ms 492 KB Output is correct
12 Correct 1 ms 492 KB Output is correct
13 Correct 1 ms 492 KB Output is correct
14 Correct 1 ms 492 KB Output is correct
15 Correct 1 ms 492 KB Output is correct
16 Correct 1 ms 492 KB Output is correct
17 Correct 1 ms 492 KB Output is correct
18 Correct 1 ms 492 KB Output is correct
19 Correct 1 ms 492 KB Output is correct
20 Correct 1 ms 492 KB Output is correct
21 Correct 1 ms 492 KB Output is correct
22 Correct 1 ms 512 KB Output is correct
23 Correct 1 ms 504 KB Output is correct
24 Correct 1 ms 492 KB Output is correct
25 Correct 1 ms 492 KB Output is correct
26 Correct 1 ms 492 KB Output is correct
27 Correct 1 ms 492 KB Output is correct
28 Correct 1 ms 492 KB Output is correct
29 Correct 1 ms 492 KB Output is correct
30 Correct 1 ms 512 KB Output is correct
31 Correct 1 ms 492 KB Output is correct
32 Correct 1 ms 492 KB Output is correct
33 Correct 1 ms 492 KB Output is correct
34 Correct 1 ms 492 KB Output is correct
35 Correct 1 ms 492 KB Output is correct
36 Correct 1 ms 492 KB Output is correct
37 Correct 1 ms 492 KB Output is correct
38 Correct 35 ms 492 KB Output is correct
39 Correct 1 ms 492 KB Output is correct
40 Correct 66 ms 492 KB Output is correct
41 Correct 52 ms 640 KB Output is correct
42 Correct 1 ms 512 KB Output is correct
43 Correct 1 ms 504 KB Output is correct
44 Correct 1 ms 492 KB Output is correct
45 Correct 1 ms 492 KB Output is correct
46 Correct 1 ms 492 KB Output is correct
47 Correct 1 ms 512 KB Output is correct
48 Correct 69 ms 492 KB Output is correct
49 Correct 1 ms 492 KB Output is correct
50 Correct 1 ms 492 KB Output is correct
51 Correct 1 ms 492 KB Output is correct
52 Correct 1 ms 492 KB Output is correct
53 Correct 68 ms 492 KB Output is correct
54 Correct 10 ms 512 KB Output is correct
55 Correct 1 ms 512 KB Output is correct
56 Correct 68 ms 492 KB Output is correct
57 Correct 1 ms 492 KB Output is correct
58 Correct 20 ms 2540 KB Output is correct
59 Correct 192 ms 12268 KB Output is correct
60 Correct 188 ms 12140 KB Output is correct
61 Correct 189 ms 12140 KB Output is correct
62 Correct 9 ms 492 KB Output is correct
63 Correct 181 ms 12012 KB Output is correct
64 Correct 143 ms 18284 KB Output is correct
65 Correct 146 ms 18284 KB Output is correct
66 Correct 150 ms 18304 KB Output is correct
67 Correct 131 ms 18156 KB Output is correct
68 Correct 136 ms 18284 KB Output is correct
69 Correct 135 ms 18284 KB Output is correct
70 Correct 10 ms 2412 KB Output is correct
71 Correct 10 ms 2412 KB Output is correct
72 Correct 10 ms 2412 KB Output is correct
73 Correct 10 ms 2412 KB Output is correct
74 Correct 13 ms 2412 KB Output is correct
75 Correct 10 ms 2412 KB Output is correct
76 Correct 14 ms 2412 KB Output is correct
77 Correct 10 ms 2412 KB Output is correct
78 Correct 10 ms 2412 KB Output is correct
79 Correct 10 ms 2412 KB Output is correct
80 Correct 10 ms 2412 KB Output is correct
81 Correct 10 ms 2412 KB Output is correct
82 Correct 10 ms 2412 KB Output is correct
83 Correct 10 ms 2412 KB Output is correct
84 Correct 10 ms 2412 KB Output is correct
85 Correct 10 ms 2412 KB Output is correct
86 Correct 277 ms 2412 KB Output is correct
87 Correct 10 ms 2412 KB Output is correct
88 Correct 13 ms 2412 KB Output is correct
89 Correct 13 ms 2412 KB Output is correct
90 Correct 12 ms 2412 KB Output is correct