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답안 #656148

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
656148 2022-11-06T11:55:05 Z stevancv Dango Maker (JOI18_dango_maker) C++14
100 / 100
 750 ms 94284 KB 
#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define sp ' '
#define en '\n'
#define smin(a, b) a = min(a, b)
#define smax(a, b) a = max(a, b)
using namespace std;
const int N = 3e3 + 2;
const int inf = 2e9;
int mat[N][N];
int main() {
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int n, m;
    cin >> n >> m;
    vector<vector<int>> c(n + m - 1);
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            char ch; cin >> ch;
            if (ch == 'R') mat[i][j] = 0;
            if (ch == 'G') mat[i][j] = 1;
            if (ch == 'W') mat[i][j] = 2;
        }
    }
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            int val = 0;
            if (j < m - 2 && mat[i][j] == 0 && mat[i][j + 1] == 1 && mat[i][j + 2] == 2) val++;
            if (i < n - 2 && mat[i][j] == 0 && mat[i + 1][j] == 1 && mat[i + 2][j] == 2) val += 2;
            c[i + j].push_back(val);
        }
    }
    int ans = 0;
    for (auto v : c) {
        int sz = v.size();
        vector<vector<int>> dp(sz + 1, vector<int>(4, -inf));
        dp[0][3] = 0;
        for (int i = 0; i < sz; i++) {
            for (int j = 0; j < 3; j++) smax(dp[i + 1][j + 1], dp[i][j]);
            smax(dp[i + 1][3], dp[i][3]);
            if (v[i] % 2 == 1) {
                dp[i + 1][3] = max(dp[i][2], dp[i][3]) + 1;
            }
            if (v[i] / 2 == 1) {
                dp[i + 1][0] = *max_element(dp[i].begin(), dp[i].end()) + 1;
            }
        }
        ans += *max_element(dp[sz].begin(), dp[sz].end());
    }
    cout << ans << en;
    return 0;
}

Subtask #1
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 324 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 328 KB Output is correct
16 Correct 1 ms 344 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 324 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 328 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 328 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 324 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 328 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 328 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 324 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 0 ms 328 KB Output is correct
40 Correct 1 ms 324 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 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 340 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 324 KB Output is correct

Subtask #3
67.0 / 67.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 324 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 328 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 348 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 1 ms 328 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 324 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 0 ms 328 KB Output is correct
26 Correct 1 ms 332 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 328 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 324 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 0 ms 328 KB Output is correct
40 Correct 1 ms 324 KB Output is correct
41 Correct 1 ms 340 KB Output is correct
42 Correct 1 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 340 KB Output is correct
47 Correct 1 ms 348 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 332 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 332 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 1 ms 324 KB Output is correct
54 Correct 2 ms 472 KB Output is correct
55 Correct 6 ms 12504 KB Output is correct
56 Correct 3 ms 600 KB Output is correct
57 Correct 6 ms 8532 KB Output is correct
58 Correct 92 ms 14648 KB Output is correct
59 Correct 750 ms 94272 KB Output is correct
60 Correct 737 ms 94284 KB Output is correct
61 Correct 747 ms 94160 KB Output is correct
62 Correct 1 ms 472 KB Output is correct
63 Correct 736 ms 92368 KB Output is correct
64 Correct 711 ms 94180 KB Output is correct
65 Correct 676 ms 94236 KB Output is correct
66 Correct 629 ms 94160 KB Output is correct
67 Correct 668 ms 94240 KB Output is correct
68 Correct 694 ms 94188 KB Output is correct
69 Correct 635 ms 94160 KB Output is correct
70 Correct 70 ms 14680 KB Output is correct
71 Correct 68 ms 14680 KB Output is correct
72 Correct 67 ms 14656 KB Output is correct
73 Correct 84 ms 14664 KB Output is correct
74 Correct 92 ms 14656 KB Output is correct
75 Correct 68 ms 14668 KB Output is correct
76 Correct 69 ms 14800 KB Output is correct
77 Correct 69 ms 14668 KB Output is correct
78 Correct 68 ms 14672 KB Output is correct
79 Correct 67 ms 14628 KB Output is correct
80 Correct 73 ms 14660 KB Output is correct
81 Correct 72 ms 14680 KB Output is correct
82 Correct 68 ms 14648 KB Output is correct
83 Correct 67 ms 14684 KB Output is correct
84 Correct 69 ms 14668 KB Output is correct
85 Correct 67 ms 14564 KB Output is correct
86 Correct 68 ms 14668 KB Output is correct
87 Correct 69 ms 14668 KB Output is correct
88 Correct 76 ms 14596 KB Output is correct
89 Correct 87 ms 14680 KB Output is correct
90 Correct 70 ms 14732 KB Output is correct