oj.uz

Submission #775304

# Submission time Handle Problem Language Result Execution time Memory
775304 2023-07-06T09:33:19 Z CDuong Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 744 ms 49788 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 int long long
#define ll long long
#define ld long double
#define pb push_back
#define ff first
#define ss second
#define pii pair<int, int>
#define vi vector<int>
#define vii vector<pii>
#define isz(x) (int)x.size()
using namespace std;

const int mxN = 2e5 + 5;
const int mod = 1e9 + 9;
const int base = 31;
const ll oo = 1e18;

string s;
int n, a, b, c, dp[2505][2505];

int hsh[2505], power[2505];

void gen_hash() {
    power[0] = 1;
    for(int i = 1; i <= n; ++i) {
        hsh[i] = (hsh[i - 1] * base + s[i] - 'a') % mod;
        power[i] = power[i - 1] * base % mod;
    }
}

int get_hash(int l, int r) {
    int res = hsh[r];
    res -= hsh[l - 1] * power[r - l + 1] % mod;
    return res < 0 ? res + mod : res;
}

void solve() {
    cin >> n >> s >> a >> b >> c;

    memset(dp, 0x3f, sizeof dp);

    s = " " + s;
    for(int i = 1; i <= n; ++i)
        dp[i][i] = a;
    gen_hash();

    for(int len = 1; len <= n; ++len) {
        map<int, vi> mp;
        vi nxt(n - len + 2);

        for(int l = 1; l + len - 1 <= n; ++l) {
            int r = l + len - 1; mp[get_hash(l, r)].emplace_back(l);
            dp[l][r] = min({dp[l][r], dp[l][r - 1] + a, dp[l + 1][r] + a});
        }

        for(auto &[val_hash, v] : mp) {
            int sz = isz(v), idx = 0;
            for(int tmp : v) {
                while(idx < sz && v[idx] < tmp + len) ++idx;
                nxt[tmp] = (idx == sz ? 0 : v[idx]);
            }
        }

        for(int l = 1; l + len - 1 <= n; ++l) {
            int idx = nxt[l], val = dp[l][l + len - 1], cnt = 1;
            while(idx) {
                int idx_r = idx + len - 1; ++cnt, idx = nxt[idx];
                dp[l][idx_r] = min(dp[l][idx_r], val + b + c * cnt + a * (idx_r - l + 1 - cnt * len));
            }
        }
    }

    cout << dp[1][n] << endl;
}

signed main() {

#ifndef CDuongg
    if(fopen(taskname".inp", "r"))
        assert(freopen(taskname".inp", "r", stdin)), assert(freopen(taskname".out", "w", stdout));
#else
    freopen("bai3.inp", "r", stdin);
    freopen("bai3.out", "w", stdout);
    auto start = chrono::high_resolution_clock::now();
#endif

    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int t = 1; //cin >> t;
    while(t--) solve();

#ifdef CDuongg
    auto end = chrono::high_resolution_clock::now();
    cout << "\n"; for(int i = 1; i <= 100; ++i) cout << '=';
    cout << "\nExecution time: " << chrono::duration_cast<chrono::milliseconds> (end - start).count() << "[ms]" << endl;
#endif

}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 19 ms 49364 KB Output is correct
3 Correct 19 ms 49324 KB Output is correct
4 Correct 18 ms 49364 KB Output is correct
5 Correct 18 ms 49416 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 17 ms 49364 KB Output is correct
8 Correct 17 ms 49368 KB Output is correct
9 Correct 18 ms 49328 KB Output is correct
10 Correct 20 ms 49364 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49408 KB Output is correct
2 Correct 20 ms 49440 KB Output is correct
3 Correct 100 ms 49504 KB Output is correct
4 Correct 165 ms 49516 KB Output is correct
5 Correct 165 ms 49532 KB Output is correct
6 Correct 204 ms 49540 KB Output is correct
7 Correct 252 ms 49544 KB Output is correct
8 Correct 263 ms 49492 KB Output is correct
9 Correct 269 ms 49668 KB Output is correct
10 Correct 16 ms 49420 KB Output is correct
11 Correct 18 ms 49412 KB Output is correct
12 Correct 23 ms 49420 KB Output is correct
13 Correct 20 ms 49320 KB Output is correct
14 Correct 19 ms 49372 KB Output is correct
15 Correct 20 ms 49396 KB Output is correct
16 Correct 19 ms 49376 KB Output is correct
17 Correct 19 ms 49352 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 19 ms 49364 KB Output is correct
3 Correct 19 ms 49324 KB Output is correct
4 Correct 18 ms 49364 KB Output is correct
5 Correct 18 ms 49416 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 17 ms 49364 KB Output is correct
8 Correct 17 ms 49368 KB Output is correct
9 Correct 18 ms 49328 KB Output is correct
10 Correct 20 ms 49364 KB Output is correct
11 Correct 17 ms 49364 KB Output is correct
12 Correct 18 ms 49364 KB Output is correct
13 Correct 20 ms 49340 KB Output is correct
14 Correct 20 ms 49404 KB Output is correct
15 Correct 18 ms 49380 KB Output is correct
16 Correct 17 ms 49364 KB Output is correct
17 Correct 21 ms 49332 KB Output is correct
18 Correct 18 ms 49364 KB Output is correct
19 Correct 21 ms 49396 KB Output is correct
20 Correct 20 ms 49340 KB Output is correct
21 Correct 19 ms 49364 KB Output is correct
22 Correct 19 ms 49424 KB Output is correct
23 Correct 20 ms 49384 KB Output is correct
24 Correct 19 ms 49372 KB Output is correct
25 Correct 23 ms 49316 KB Output is correct
26 Correct 19 ms 49452 KB Output is correct
27 Correct 22 ms 49320 KB Output is correct
28 Correct 20 ms 49400 KB Output is correct
29 Correct 20 ms 49336 KB Output is correct
30 Correct 22 ms 49364 KB Output is correct
31 Correct 20 ms 49384 KB Output is correct
32 Correct 16 ms 49364 KB Output is correct
33 Correct 18 ms 49352 KB Output is correct
34 Correct 22 ms 49384 KB Output is correct
35 Correct 17 ms 49364 KB Output is correct
36 Correct 26 ms 49368 KB Output is correct
37 Correct 23 ms 49368 KB Output is correct
38 Correct 20 ms 49364 KB Output is correct
39 Correct 18 ms 49364 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 19 ms 49364 KB Output is correct
3 Correct 19 ms 49324 KB Output is correct
4 Correct 18 ms 49364 KB Output is correct
5 Correct 18 ms 49416 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 17 ms 49364 KB Output is correct
8 Correct 17 ms 49368 KB Output is correct
9 Correct 18 ms 49328 KB Output is correct
10 Correct 20 ms 49364 KB Output is correct
11 Correct 17 ms 49364 KB Output is correct
12 Correct 18 ms 49364 KB Output is correct
13 Correct 20 ms 49340 KB Output is correct
14 Correct 20 ms 49404 KB Output is correct
15 Correct 18 ms 49380 KB Output is correct
16 Correct 17 ms 49364 KB Output is correct
17 Correct 21 ms 49332 KB Output is correct
18 Correct 18 ms 49364 KB Output is correct
19 Correct 21 ms 49396 KB Output is correct
20 Correct 20 ms 49340 KB Output is correct
21 Correct 19 ms 49364 KB Output is correct
22 Correct 19 ms 49424 KB Output is correct
23 Correct 20 ms 49384 KB Output is correct
24 Correct 19 ms 49372 KB Output is correct
25 Correct 23 ms 49316 KB Output is correct
26 Correct 19 ms 49452 KB Output is correct
27 Correct 22 ms 49320 KB Output is correct
28 Correct 20 ms 49400 KB Output is correct
29 Correct 20 ms 49336 KB Output is correct
30 Correct 22 ms 49364 KB Output is correct
31 Correct 20 ms 49384 KB Output is correct
32 Correct 16 ms 49364 KB Output is correct
33 Correct 18 ms 49352 KB Output is correct
34 Correct 22 ms 49384 KB Output is correct
35 Correct 17 ms 49364 KB Output is correct
36 Correct 26 ms 49368 KB Output is correct
37 Correct 23 ms 49368 KB Output is correct
38 Correct 20 ms 49364 KB Output is correct
39 Correct 18 ms 49364 KB Output is correct
40 Correct 20 ms 49424 KB Output is correct
41 Correct 17 ms 49412 KB Output is correct
42 Correct 20 ms 49464 KB Output is correct
43 Correct 26 ms 49360 KB Output is correct
44 Correct 23 ms 49392 KB Output is correct
45 Correct 28 ms 49356 KB Output is correct
46 Correct 22 ms 49492 KB Output is correct
47 Correct 21 ms 49396 KB Output is correct
48 Correct 20 ms 49420 KB Output is correct
49 Correct 20 ms 49492 KB Output is correct
50 Correct 20 ms 49440 KB Output is correct
51 Correct 20 ms 49376 KB Output is correct
52 Correct 20 ms 49440 KB Output is correct
53 Correct 24 ms 49572 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 19 ms 49364 KB Output is correct
3 Correct 19 ms 49324 KB Output is correct
4 Correct 18 ms 49364 KB Output is correct
5 Correct 18 ms 49416 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 17 ms 49364 KB Output is correct
8 Correct 17 ms 49368 KB Output is correct
9 Correct 18 ms 49328 KB Output is correct
10 Correct 20 ms 49364 KB Output is correct
11 Correct 17 ms 49364 KB Output is correct
12 Correct 18 ms 49364 KB Output is correct
13 Correct 20 ms 49340 KB Output is correct
14 Correct 20 ms 49404 KB Output is correct
15 Correct 18 ms 49380 KB Output is correct
16 Correct 17 ms 49364 KB Output is correct
17 Correct 21 ms 49332 KB Output is correct
18 Correct 18 ms 49364 KB Output is correct
19 Correct 21 ms 49396 KB Output is correct
20 Correct 20 ms 49340 KB Output is correct
21 Correct 19 ms 49364 KB Output is correct
22 Correct 19 ms 49424 KB Output is correct
23 Correct 20 ms 49384 KB Output is correct
24 Correct 19 ms 49372 KB Output is correct
25 Correct 23 ms 49316 KB Output is correct
26 Correct 19 ms 49452 KB Output is correct
27 Correct 22 ms 49320 KB Output is correct
28 Correct 20 ms 49400 KB Output is correct
29 Correct 20 ms 49336 KB Output is correct
30 Correct 22 ms 49364 KB Output is correct
31 Correct 20 ms 49384 KB Output is correct
32 Correct 16 ms 49364 KB Output is correct
33 Correct 18 ms 49352 KB Output is correct
34 Correct 22 ms 49384 KB Output is correct
35 Correct 17 ms 49364 KB Output is correct
36 Correct 26 ms 49368 KB Output is correct
37 Correct 23 ms 49368 KB Output is correct
38 Correct 20 ms 49364 KB Output is correct
39 Correct 18 ms 49364 KB Output is correct
40 Correct 20 ms 49424 KB Output is correct
41 Correct 17 ms 49412 KB Output is correct
42 Correct 20 ms 49464 KB Output is correct
43 Correct 26 ms 49360 KB Output is correct
44 Correct 23 ms 49392 KB Output is correct
45 Correct 28 ms 49356 KB Output is correct
46 Correct 22 ms 49492 KB Output is correct
47 Correct 21 ms 49396 KB Output is correct
48 Correct 20 ms 49420 KB Output is correct
49 Correct 20 ms 49492 KB Output is correct
50 Correct 20 ms 49440 KB Output is correct
51 Correct 20 ms 49376 KB Output is correct
52 Correct 20 ms 49440 KB Output is correct
53 Correct 24 ms 49572 KB Output is correct
54 Correct 39 ms 49496 KB Output is correct
55 Correct 37 ms 49468 KB Output is correct
56 Correct 127 ms 49572 KB Output is correct
57 Correct 116 ms 49572 KB Output is correct
58 Correct 117 ms 49576 KB Output is correct
59 Correct 115 ms 49576 KB Output is correct
60 Correct 133 ms 49504 KB Output is correct
61 Correct 86 ms 49500 KB Output is correct
62 Correct 36 ms 49472 KB Output is correct
63 Correct 114 ms 49516 KB Output is correct
64 Correct 106 ms 49528 KB Output is correct
65 Correct 85 ms 49516 KB Output is correct
66 Correct 90 ms 49512 KB Output is correct
67 Correct 109 ms 49468 KB Output is correct

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 19 ms 49364 KB Output is correct
3 Correct 19 ms 49324 KB Output is correct
4 Correct 18 ms 49364 KB Output is correct
5 Correct 18 ms 49416 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 17 ms 49364 KB Output is correct
8 Correct 17 ms 49368 KB Output is correct
9 Correct 18 ms 49328 KB Output is correct
10 Correct 20 ms 49364 KB Output is correct
11 Correct 20 ms 49408 KB Output is correct
12 Correct 20 ms 49440 KB Output is correct
13 Correct 100 ms 49504 KB Output is correct
14 Correct 165 ms 49516 KB Output is correct
15 Correct 165 ms 49532 KB Output is correct
16 Correct 204 ms 49540 KB Output is correct
17 Correct 252 ms 49544 KB Output is correct
18 Correct 263 ms 49492 KB Output is correct
19 Correct 269 ms 49668 KB Output is correct
20 Correct 16 ms 49420 KB Output is correct
21 Correct 18 ms 49412 KB Output is correct
22 Correct 23 ms 49420 KB Output is correct
23 Correct 20 ms 49320 KB Output is correct
24 Correct 19 ms 49372 KB Output is correct
25 Correct 20 ms 49396 KB Output is correct
26 Correct 19 ms 49376 KB Output is correct
27 Correct 19 ms 49352 KB Output is correct
28 Correct 17 ms 49364 KB Output is correct
29 Correct 18 ms 49364 KB Output is correct
30 Correct 20 ms 49340 KB Output is correct
31 Correct 20 ms 49404 KB Output is correct
32 Correct 18 ms 49380 KB Output is correct
33 Correct 17 ms 49364 KB Output is correct
34 Correct 21 ms 49332 KB Output is correct
35 Correct 18 ms 49364 KB Output is correct
36 Correct 21 ms 49396 KB Output is correct
37 Correct 20 ms 49340 KB Output is correct
38 Correct 19 ms 49364 KB Output is correct
39 Correct 19 ms 49424 KB Output is correct
40 Correct 20 ms 49384 KB Output is correct
41 Correct 19 ms 49372 KB Output is correct
42 Correct 23 ms 49316 KB Output is correct
43 Correct 19 ms 49452 KB Output is correct
44 Correct 22 ms 49320 KB Output is correct
45 Correct 20 ms 49400 KB Output is correct
46 Correct 20 ms 49336 KB Output is correct
47 Correct 22 ms 49364 KB Output is correct
48 Correct 20 ms 49384 KB Output is correct
49 Correct 16 ms 49364 KB Output is correct
50 Correct 18 ms 49352 KB Output is correct
51 Correct 22 ms 49384 KB Output is correct
52 Correct 17 ms 49364 KB Output is correct
53 Correct 26 ms 49368 KB Output is correct
54 Correct 23 ms 49368 KB Output is correct
55 Correct 20 ms 49364 KB Output is correct
56 Correct 18 ms 49364 KB Output is correct
57 Correct 20 ms 49424 KB Output is correct
58 Correct 17 ms 49412 KB Output is correct
59 Correct 20 ms 49464 KB Output is correct
60 Correct 26 ms 49360 KB Output is correct
61 Correct 23 ms 49392 KB Output is correct
62 Correct 28 ms 49356 KB Output is correct
63 Correct 22 ms 49492 KB Output is correct
64 Correct 21 ms 49396 KB Output is correct
65 Correct 20 ms 49420 KB Output is correct
66 Correct 20 ms 49492 KB Output is correct
67 Correct 20 ms 49440 KB Output is correct
68 Correct 20 ms 49376 KB Output is correct
69 Correct 20 ms 49440 KB Output is correct
70 Correct 24 ms 49572 KB Output is correct
71 Correct 39 ms 49496 KB Output is correct
72 Correct 37 ms 49468 KB Output is correct
73 Correct 127 ms 49572 KB Output is correct
74 Correct 116 ms 49572 KB Output is correct
75 Correct 117 ms 49576 KB Output is correct
76 Correct 115 ms 49576 KB Output is correct
77 Correct 133 ms 49504 KB Output is correct
78 Correct 86 ms 49500 KB Output is correct
79 Correct 36 ms 49472 KB Output is correct
80 Correct 114 ms 49516 KB Output is correct
81 Correct 106 ms 49528 KB Output is correct
82 Correct 85 ms 49516 KB Output is correct
83 Correct 90 ms 49512 KB Output is correct
84 Correct 109 ms 49468 KB Output is correct
85 Correct 272 ms 49548 KB Output is correct
86 Correct 677 ms 49776 KB Output is correct
87 Correct 744 ms 49788 KB Output is correct
88 Correct 703 ms 49780 KB Output is correct
89 Incorrect 700 ms 49772 KB Output isn't correct
90 Halted 0 ms 0 KB -