oj.uz

Submission #1075587

# Submission time Handle Problem Language Result Execution time Memory
1075587 2024-08-26T07:54:12 Z vjudge1 Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 306 ms 74320 KB 
/*
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2,fma,bmi,bmi2,sse4.2,popcnt,lzcnt")
*/

#include <bits/stdc++.h>
#define taskname ""
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define i64 long long
#define isz(x) (int)x.size()
using namespace std;

const i64 oo = 1e18;

vector<int> z_function(string s) {
    int n = isz(s);
    vector<int> z(n);
    int l = 0, r = 0;
    for (int i = 1; i < n; i++) {
        if (i < r) {
            z[i] = min(r - i, z[i - l]);
        }
        while (i + z[i] < n and s[z[i]] == s[i + z[i]]) {
            z[i]++;
        }
        if (i + z[i] > r) {
            l = i;
            r = i + z[i];
        }
    }
    return z;
}

void solve() {
    int n;
    cin >> n;

    string s;
    cin >> s;

    i64 a, b, c;
    cin >> a >> b >> c;

    vector<vector<int>> nxt(n, vector<int>(n + 1));
    for (int i = 0; i < n; ++i) {
        auto vec = z_function(s.substr(i, n - i));
        int mx = 0;
        for (int j = i + 1; j <= n; ++j) {
            int nmx = min(j - i, vec[j - i]);
            while (mx < nmx) {
                ++mx;
                nxt[i][i + mx] = j;
            }
        }
        while (mx < n - i) {
            ++mx;
            nxt[i][i + mx] = n;
        }
    }
    
    vector<vector<i64>> dp(n, vector<i64>(n + 1, oo));
    for (int i = 0; i < n; ++i) dp[i][i + 1] = a + b;
    for (int len = 1; len < n; ++len) {
        for (int l = 0; l <= n - len; ++l) {
            int r = l + len;
            if (l - 1 >= 0) dp[l - 1][r] = min(dp[l - 1][r], dp[l][r] + a);
            if (r + 1 <= n) dp[l][r + 1] = min(dp[l][r + 1], dp[l][r] + a);

            int cr = nxt[l][r] + len, cnt = 2;
            while (cr <= n) {
                dp[l][cr] = min(dp[l][cr], dp[l][r] + cnt * c + (cr - l - len * cnt) * a + b);
                cr = nxt[cr - len][cr] + len, ++cnt;
            }
        }
    }
    cout << dp[0][n] - b << endl;
}

signed main() {
    if (fopen("in.txt", "r")) 
    {
        freopen("in.txt", "r", stdin);
        freopen("out.txt", "w", stdout);
    }
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int t = 1; //cin >> t;
    while(t--) solve();

}

Compilation message

copypaste3.cpp: In function 'int main()':
copypaste3.cpp:83:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   83 |         freopen("in.txt", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
copypaste3.cpp:84:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   84 |         freopen("out.txt", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 142 ms 39732 KB Output is correct
4 Correct 144 ms 46416 KB Output is correct
5 Correct 182 ms 54364 KB Output is correct
6 Correct 240 ms 63312 KB Output is correct
7 Correct 255 ms 73836 KB Output is correct
8 Correct 265 ms 74068 KB Output is correct
9 Correct 263 ms 74320 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 460 KB Output is correct
27 Correct 0 ms 600 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 460 KB Output is correct
27 Correct 0 ms 600 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 1 ms 860 KB Output is correct
42 Correct 1 ms 968 KB Output is correct
43 Correct 1 ms 860 KB Output is correct
44 Correct 1 ms 860 KB Output is correct
45 Correct 1 ms 860 KB Output is correct
46 Correct 1 ms 860 KB Output is correct
47 Correct 1 ms 860 KB Output is correct
48 Correct 1 ms 860 KB Output is correct
49 Correct 1 ms 860 KB Output is correct
50 Correct 1 ms 860 KB Output is correct
51 Correct 1 ms 860 KB Output is correct
52 Correct 1 ms 860 KB Output is correct
53 Correct 1 ms 860 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 460 KB Output is correct
27 Correct 0 ms 600 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 1 ms 860 KB Output is correct
42 Correct 1 ms 968 KB Output is correct
43 Correct 1 ms 860 KB Output is correct
44 Correct 1 ms 860 KB Output is correct
45 Correct 1 ms 860 KB Output is correct
46 Correct 1 ms 860 KB Output is correct
47 Correct 1 ms 860 KB Output is correct
48 Correct 1 ms 860 KB Output is correct
49 Correct 1 ms 860 KB Output is correct
50 Correct 1 ms 860 KB Output is correct
51 Correct 1 ms 860 KB Output is correct
52 Correct 1 ms 860 KB Output is correct
53 Correct 1 ms 860 KB Output is correct
54 Correct 3 ms 2652 KB Output is correct
55 Correct 32 ms 12100 KB Output is correct
56 Correct 16 ms 12124 KB Output is correct
57 Correct 17 ms 12236 KB Output is correct
58 Correct 11 ms 12124 KB Output is correct
59 Correct 9 ms 12124 KB Output is correct
60 Correct 9 ms 12128 KB Output is correct
61 Correct 13 ms 12376 KB Output is correct
62 Correct 27 ms 12124 KB Output is correct
63 Correct 15 ms 12220 KB Output is correct
64 Correct 15 ms 12120 KB Output is correct
65 Correct 26 ms 12124 KB Output is correct
66 Correct 24 ms 12120 KB Output is correct
67 Correct 15 ms 12120 KB Output is correct

Subtask #6
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 142 ms 39732 KB Output is correct
14 Correct 144 ms 46416 KB Output is correct
15 Correct 182 ms 54364 KB Output is correct
16 Correct 240 ms 63312 KB Output is correct
17 Correct 255 ms 73836 KB Output is correct
18 Correct 265 ms 74068 KB Output is correct
19 Correct 263 ms 74320 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 0 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 460 KB Output is correct
44 Correct 0 ms 600 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 344 KB Output is correct
51 Correct 1 ms 348 KB Output is correct
52 Correct 0 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 0 ms 348 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 1 ms 860 KB Output is correct
59 Correct 1 ms 968 KB Output is correct
60 Correct 1 ms 860 KB Output is correct
61 Correct 1 ms 860 KB Output is correct
62 Correct 1 ms 860 KB Output is correct
63 Correct 1 ms 860 KB Output is correct
64 Correct 1 ms 860 KB Output is correct
65 Correct 1 ms 860 KB Output is correct
66 Correct 1 ms 860 KB Output is correct
67 Correct 1 ms 860 KB Output is correct
68 Correct 1 ms 860 KB Output is correct
69 Correct 1 ms 860 KB Output is correct
70 Correct 1 ms 860 KB Output is correct
71 Correct 3 ms 2652 KB Output is correct
72 Correct 32 ms 12100 KB Output is correct
73 Correct 16 ms 12124 KB Output is correct
74 Correct 17 ms 12236 KB Output is correct
75 Correct 11 ms 12124 KB Output is correct
76 Correct 9 ms 12124 KB Output is correct
77 Correct 9 ms 12128 KB Output is correct
78 Correct 13 ms 12376 KB Output is correct
79 Correct 27 ms 12124 KB Output is correct
80 Correct 15 ms 12220 KB Output is correct
81 Correct 15 ms 12120 KB Output is correct
82 Correct 26 ms 12124 KB Output is correct
83 Correct 24 ms 12120 KB Output is correct
84 Correct 15 ms 12120 KB Output is correct
85 Correct 46 ms 29952 KB Output is correct
86 Correct 129 ms 74068 KB Output is correct
87 Correct 110 ms 73936 KB Output is correct
88 Correct 96 ms 74068 KB Output is correct
89 Correct 85 ms 73940 KB Output is correct
90 Correct 86 ms 74064 KB Output is correct
91 Correct 193 ms 74076 KB Output is correct
92 Correct 210 ms 74068 KB Output is correct
93 Correct 90 ms 74068 KB Output is correct
94 Correct 118 ms 74064 KB Output is correct
95 Correct 306 ms 74068 KB Output is correct
96 Correct 252 ms 73904 KB Output is correct
97 Correct 86 ms 74040 KB Output is correct