oj.uz

Submission #531986

# Submission time Handle Problem Language Result Execution time Memory
531986 2022-03-02T02:54:41 Z syl123456 Growing Vegetable is Fun 3 (JOI19_ho_t3) C++17
100 / 100
 196 ms 4284 KB 
#include <bits/stdc++.h>
#define all(i) (i).begin(), (i).end()
using namespace std;
template<typename T1, typename ...T2>
void debug(bool _split, T1 i, T2 ...j) {
    if (_split)
        cerr << ", ";
    cerr << i;
    debug(true, j...);
}
#define debug(args...) cout << "Line" << __LINE__ << " : [" << #args << << "] is [" << debug(false, args) << "]" << endl;

typedef pair<int, int> pi;
typedef long long ll;

const int inf = 0x3f3f3f3f, lg = 20;
const ll mod = 1e9 + 7, INF = 0x3f3f3f3f;

signed main() {
    ios::sync_with_stdio(0), cin.tie(0);
    const int N = 405;
    int n;
    string s;
    cin >> n >> s;
    int cnt[3];
    cnt[0] = count(all(s), 'R');
    cnt[1] = count(all(s), 'G');
    cnt[2] = count(all(s), 'Y');
    vector<int> pos[3];
    int pre[n][3];
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < 3; ++j)
            pre[i][j] = i ? pre[i - 1][j] : 0;
        if (s[i] == 'R')
            pos[0].push_back(i), ++pre[i][0];
        else if (s[i] == 'G')
            pos[1].push_back(i), ++pre[i][1];
        else
            pos[2].push_back(i), ++pre[i][2];
    }
    int dp[2][N][N][3];
    for (int i = 0; i < N; ++i)
        for (int j = 0; j < N; ++j)
            for (int k = 0; k < 3; ++k)
                dp[0][i][j][k] = inf;
    for (int i = 0; i < 3; ++i)
        dp[0][0][0][i] = 0;
    for (int _i = 0; _i <= cnt[0]; ++_i) {
        int x = _i & 1, y = !x, i[3];
        i[0] = _i;
        for (i[1] = 0; i[1] < N; ++i[1])
            for (i[2] = 0; i[2] < N; ++i[2])
                for (int j = 0; j < 3; ++j)
                    dp[y][i[1]][i[2]][j] = inf;
        for (i[1] = 0; i[1] <= cnt[1]; ++i[1])
            for (i[2] = 0; i[2] <= cnt[2]; ++i[2])
                for (int j = 0; j < 3; ++j)
                    for (int k = 0; k < 3; ++k)
                        if (j != k && i[k] < cnt[k]) {
                            int tmp = dp[x][i[1]][i[2]][j];
                            ++i[k], y = i[0] & 1;
                            for (int l = 0; l < 3; ++l)
                                tmp += max(0, i[l] - pre[pos[k][i[k] - 1]][l]);
                            dp[y][i[1]][i[2]][k] = min(dp[y][i[1]][i[2]][k], tmp);
                            --i[k];
                        }
    }
    int ans = inf;
    for (int i = 0; i < 3; ++i)
        ans = min(ans, dp[cnt[0] & 1][cnt[1]][cnt[2]][i]);
    cout << (ans < inf ? ans : -1);
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4044 KB Output is correct
2 Correct 3 ms 4160 KB Output is correct
3 Correct 3 ms 4044 KB Output is correct
4 Correct 4 ms 4044 KB Output is correct
5 Correct 5 ms 4136 KB Output is correct
6 Correct 5 ms 4164 KB Output is correct
7 Correct 4 ms 4156 KB Output is correct
8 Correct 3 ms 4044 KB Output is correct
9 Correct 3 ms 4044 KB Output is correct
10 Correct 5 ms 4112 KB Output is correct
11 Correct 3 ms 4044 KB Output is correct
12 Correct 4 ms 4160 KB Output is correct
13 Correct 4 ms 4136 KB Output is correct
14 Correct 4 ms 4160 KB Output is correct
15 Correct 3 ms 4156 KB Output is correct
16 Correct 6 ms 4044 KB Output is correct
17 Correct 3 ms 4136 KB Output is correct

Subtask #2
55.0 / 55.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4044 KB Output is correct
2 Correct 3 ms 4160 KB Output is correct
3 Correct 3 ms 4044 KB Output is correct
4 Correct 4 ms 4044 KB Output is correct
5 Correct 5 ms 4136 KB Output is correct
6 Correct 5 ms 4164 KB Output is correct
7 Correct 4 ms 4156 KB Output is correct
8 Correct 3 ms 4044 KB Output is correct
9 Correct 3 ms 4044 KB Output is correct
10 Correct 5 ms 4112 KB Output is correct
11 Correct 3 ms 4044 KB Output is correct
12 Correct 4 ms 4160 KB Output is correct
13 Correct 4 ms 4136 KB Output is correct
14 Correct 4 ms 4160 KB Output is correct
15 Correct 3 ms 4156 KB Output is correct
16 Correct 6 ms 4044 KB Output is correct
17 Correct 3 ms 4136 KB Output is correct
18 Correct 8 ms 4044 KB Output is correct
19 Correct 6 ms 4156 KB Output is correct
20 Correct 7 ms 4044 KB Output is correct
21 Correct 6 ms 4044 KB Output is correct
22 Correct 8 ms 4044 KB Output is correct
23 Correct 7 ms 4284 KB Output is correct
24 Correct 7 ms 4160 KB Output is correct
25 Correct 9 ms 4044 KB Output is correct
26 Correct 8 ms 4044 KB Output is correct
27 Correct 10 ms 4156 KB Output is correct
28 Correct 7 ms 4044 KB Output is correct
29 Correct 10 ms 4160 KB Output is correct
30 Correct 9 ms 4164 KB Output is correct
31 Correct 6 ms 4044 KB Output is correct
32 Correct 8 ms 4160 KB Output is correct
33 Correct 7 ms 4044 KB Output is correct
34 Correct 7 ms 4044 KB Output is correct
35 Correct 7 ms 4164 KB Output is correct
36 Correct 6 ms 4044 KB Output is correct
37 Correct 5 ms 4044 KB Output is correct
38 Correct 5 ms 4044 KB Output is correct
39 Correct 10 ms 4044 KB Output is correct
40 Correct 3 ms 4156 KB Output is correct
41 Correct 4 ms 4044 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 4044 KB Output is correct
2 Correct 41 ms 4164 KB Output is correct
3 Correct 41 ms 4156 KB Output is correct
4 Correct 55 ms 4148 KB Output is correct
5 Correct 37 ms 4144 KB Output is correct
6 Correct 40 ms 4044 KB Output is correct
7 Correct 41 ms 4044 KB Output is correct
8 Correct 43 ms 4044 KB Output is correct
9 Correct 49 ms 4044 KB Output is correct
10 Correct 42 ms 4156 KB Output is correct
11 Correct 38 ms 4044 KB Output is correct
12 Correct 21 ms 4044 KB Output is correct
13 Correct 28 ms 4156 KB Output is correct
14 Correct 39 ms 4044 KB Output is correct
15 Correct 37 ms 4044 KB Output is correct
16 Correct 45 ms 4144 KB Output is correct

Subtask #4
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 4044 KB Output is correct
2 Correct 3 ms 4160 KB Output is correct
3 Correct 3 ms 4044 KB Output is correct
4 Correct 4 ms 4044 KB Output is correct
5 Correct 5 ms 4136 KB Output is correct
6 Correct 5 ms 4164 KB Output is correct
7 Correct 4 ms 4156 KB Output is correct
8 Correct 3 ms 4044 KB Output is correct
9 Correct 3 ms 4044 KB Output is correct
10 Correct 5 ms 4112 KB Output is correct
11 Correct 3 ms 4044 KB Output is correct
12 Correct 4 ms 4160 KB Output is correct
13 Correct 4 ms 4136 KB Output is correct
14 Correct 4 ms 4160 KB Output is correct
15 Correct 3 ms 4156 KB Output is correct
16 Correct 6 ms 4044 KB Output is correct
17 Correct 3 ms 4136 KB Output is correct
18 Correct 8 ms 4044 KB Output is correct
19 Correct 6 ms 4156 KB Output is correct
20 Correct 7 ms 4044 KB Output is correct
21 Correct 6 ms 4044 KB Output is correct
22 Correct 8 ms 4044 KB Output is correct
23 Correct 7 ms 4284 KB Output is correct
24 Correct 7 ms 4160 KB Output is correct
25 Correct 9 ms 4044 KB Output is correct
26 Correct 8 ms 4044 KB Output is correct
27 Correct 10 ms 4156 KB Output is correct
28 Correct 7 ms 4044 KB Output is correct
29 Correct 10 ms 4160 KB Output is correct
30 Correct 9 ms 4164 KB Output is correct
31 Correct 6 ms 4044 KB Output is correct
32 Correct 8 ms 4160 KB Output is correct
33 Correct 7 ms 4044 KB Output is correct
34 Correct 7 ms 4044 KB Output is correct
35 Correct 7 ms 4164 KB Output is correct
36 Correct 6 ms 4044 KB Output is correct
37 Correct 5 ms 4044 KB Output is correct
38 Correct 5 ms 4044 KB Output is correct
39 Correct 10 ms 4044 KB Output is correct
40 Correct 3 ms 4156 KB Output is correct
41 Correct 4 ms 4044 KB Output is correct
42 Correct 3 ms 4044 KB Output is correct
43 Correct 41 ms 4164 KB Output is correct
44 Correct 41 ms 4156 KB Output is correct
45 Correct 55 ms 4148 KB Output is correct
46 Correct 37 ms 4144 KB Output is correct
47 Correct 40 ms 4044 KB Output is correct
48 Correct 41 ms 4044 KB Output is correct
49 Correct 43 ms 4044 KB Output is correct
50 Correct 49 ms 4044 KB Output is correct
51 Correct 42 ms 4156 KB Output is correct
52 Correct 38 ms 4044 KB Output is correct
53 Correct 21 ms 4044 KB Output is correct
54 Correct 28 ms 4156 KB Output is correct
55 Correct 39 ms 4044 KB Output is correct
56 Correct 37 ms 4044 KB Output is correct
57 Correct 45 ms 4144 KB Output is correct
58 Correct 174 ms 4164 KB Output is correct
59 Correct 173 ms 4148 KB Output is correct
60 Correct 187 ms 4144 KB Output is correct
61 Correct 196 ms 4172 KB Output is correct
62 Correct 59 ms 4172 KB Output is correct
63 Correct 62 ms 4160 KB Output is correct
64 Correct 107 ms 4164 KB Output is correct
65 Correct 147 ms 4148 KB Output is correct
66 Correct 172 ms 4156 KB Output is correct
67 Correct 161 ms 4172 KB Output is correct
68 Correct 162 ms 4144 KB Output is correct
69 Correct 187 ms 4044 KB Output is correct
70 Correct 172 ms 4156 KB Output is correct
71 Correct 180 ms 4164 KB Output is correct
72 Correct 95 ms 4160 KB Output is correct
73 Correct 13 ms 4156 KB Output is correct