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답안 #775299

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
775299 2023-07-06T09:31:58 Z CDuong Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 668 ms 49784 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 + 7;
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

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 20 ms 49364 KB Output is correct
4 Correct 18 ms 49356 KB Output is correct
5 Correct 22 ms 49356 KB Output is correct
6 Correct 20 ms 49364 KB Output is correct
7 Correct 19 ms 49364 KB Output is correct
8 Correct 26 ms 49400 KB Output is correct
9 Correct 25 ms 49428 KB Output is correct
10 Correct 21 ms 49348 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 114 ms 49504 KB Output is correct
4 Correct 142 ms 49492 KB Output is correct
5 Correct 164 ms 49492 KB Output is correct
6 Correct 205 ms 49540 KB Output is correct
7 Correct 251 ms 49576 KB Output is correct
8 Correct 250 ms 49444 KB Output is correct
9 Correct 253 ms 49524 KB Output is correct
10 Correct 21 ms 49368 KB Output is correct
11 Correct 22 ms 49344 KB Output is correct
12 Correct 29 ms 49364 KB Output is correct
13 Correct 20 ms 49416 KB Output is correct
14 Correct 22 ms 49364 KB Output is correct
15 Correct 20 ms 49364 KB Output is correct
16 Correct 24 ms 49344 KB Output is correct
17 Correct 20 ms 49364 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 20 ms 49364 KB Output is correct
4 Correct 18 ms 49356 KB Output is correct
5 Correct 22 ms 49356 KB Output is correct
6 Correct 20 ms 49364 KB Output is correct
7 Correct 19 ms 49364 KB Output is correct
8 Correct 26 ms 49400 KB Output is correct
9 Correct 25 ms 49428 KB Output is correct
10 Correct 21 ms 49348 KB Output is correct
11 Correct 19 ms 49364 KB Output is correct
12 Correct 20 ms 49412 KB Output is correct
13 Correct 19 ms 49444 KB Output is correct
14 Correct 19 ms 49352 KB Output is correct
15 Correct 20 ms 49412 KB Output is correct
16 Correct 21 ms 49368 KB Output is correct
17 Correct 20 ms 49348 KB Output is correct
18 Correct 27 ms 49364 KB Output is correct
19 Correct 20 ms 49412 KB Output is correct
20 Correct 20 ms 49356 KB Output is correct
21 Correct 20 ms 49412 KB Output is correct
22 Correct 20 ms 49360 KB Output is correct
23 Correct 22 ms 49364 KB Output is correct
24 Correct 20 ms 49364 KB Output is correct
25 Correct 20 ms 49364 KB Output is correct
26 Correct 20 ms 49432 KB Output is correct
27 Correct 20 ms 49364 KB Output is correct
28 Correct 21 ms 49356 KB Output is correct
29 Correct 23 ms 49364 KB Output is correct
30 Correct 20 ms 49388 KB Output is correct
31 Correct 20 ms 49388 KB Output is correct
32 Correct 21 ms 49324 KB Output is correct
33 Correct 21 ms 49356 KB Output is correct
34 Correct 20 ms 49352 KB Output is correct
35 Correct 22 ms 49340 KB Output is correct
36 Correct 20 ms 49328 KB Output is correct
37 Correct 20 ms 49308 KB Output is correct
38 Correct 19 ms 49364 KB Output is correct
39 Correct 20 ms 49384 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 20 ms 49364 KB Output is correct
4 Correct 18 ms 49356 KB Output is correct
5 Correct 22 ms 49356 KB Output is correct
6 Correct 20 ms 49364 KB Output is correct
7 Correct 19 ms 49364 KB Output is correct
8 Correct 26 ms 49400 KB Output is correct
9 Correct 25 ms 49428 KB Output is correct
10 Correct 21 ms 49348 KB Output is correct
11 Correct 19 ms 49364 KB Output is correct
12 Correct 20 ms 49412 KB Output is correct
13 Correct 19 ms 49444 KB Output is correct
14 Correct 19 ms 49352 KB Output is correct
15 Correct 20 ms 49412 KB Output is correct
16 Correct 21 ms 49368 KB Output is correct
17 Correct 20 ms 49348 KB Output is correct
18 Correct 27 ms 49364 KB Output is correct
19 Correct 20 ms 49412 KB Output is correct
20 Correct 20 ms 49356 KB Output is correct
21 Correct 20 ms 49412 KB Output is correct
22 Correct 20 ms 49360 KB Output is correct
23 Correct 22 ms 49364 KB Output is correct
24 Correct 20 ms 49364 KB Output is correct
25 Correct 20 ms 49364 KB Output is correct
26 Correct 20 ms 49432 KB Output is correct
27 Correct 20 ms 49364 KB Output is correct
28 Correct 21 ms 49356 KB Output is correct
29 Correct 23 ms 49364 KB Output is correct
30 Correct 20 ms 49388 KB Output is correct
31 Correct 20 ms 49388 KB Output is correct
32 Correct 21 ms 49324 KB Output is correct
33 Correct 21 ms 49356 KB Output is correct
34 Correct 20 ms 49352 KB Output is correct
35 Correct 22 ms 49340 KB Output is correct
36 Correct 20 ms 49328 KB Output is correct
37 Correct 20 ms 49308 KB Output is correct
38 Correct 19 ms 49364 KB Output is correct
39 Correct 20 ms 49384 KB Output is correct
40 Correct 19 ms 49364 KB Output is correct
41 Correct 20 ms 49364 KB Output is correct
42 Correct 22 ms 49456 KB Output is correct
43 Correct 23 ms 49364 KB Output is correct
44 Correct 22 ms 49492 KB Output is correct
45 Correct 23 ms 49408 KB Output is correct
46 Correct 22 ms 49492 KB Output is correct
47 Correct 27 ms 49420 KB Output is correct
48 Correct 26 ms 49428 KB Output is correct
49 Correct 23 ms 49404 KB Output is correct
50 Correct 25 ms 49484 KB Output is correct
51 Correct 22 ms 49488 KB Output is correct
52 Correct 23 ms 49356 KB Output is correct
53 Correct 23 ms 49384 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 20 ms 49364 KB Output is correct
4 Correct 18 ms 49356 KB Output is correct
5 Correct 22 ms 49356 KB Output is correct
6 Correct 20 ms 49364 KB Output is correct
7 Correct 19 ms 49364 KB Output is correct
8 Correct 26 ms 49400 KB Output is correct
9 Correct 25 ms 49428 KB Output is correct
10 Correct 21 ms 49348 KB Output is correct
11 Correct 19 ms 49364 KB Output is correct
12 Correct 20 ms 49412 KB Output is correct
13 Correct 19 ms 49444 KB Output is correct
14 Correct 19 ms 49352 KB Output is correct
15 Correct 20 ms 49412 KB Output is correct
16 Correct 21 ms 49368 KB Output is correct
17 Correct 20 ms 49348 KB Output is correct
18 Correct 27 ms 49364 KB Output is correct
19 Correct 20 ms 49412 KB Output is correct
20 Correct 20 ms 49356 KB Output is correct
21 Correct 20 ms 49412 KB Output is correct
22 Correct 20 ms 49360 KB Output is correct
23 Correct 22 ms 49364 KB Output is correct
24 Correct 20 ms 49364 KB Output is correct
25 Correct 20 ms 49364 KB Output is correct
26 Correct 20 ms 49432 KB Output is correct
27 Correct 20 ms 49364 KB Output is correct
28 Correct 21 ms 49356 KB Output is correct
29 Correct 23 ms 49364 KB Output is correct
30 Correct 20 ms 49388 KB Output is correct
31 Correct 20 ms 49388 KB Output is correct
32 Correct 21 ms 49324 KB Output is correct
33 Correct 21 ms 49356 KB Output is correct
34 Correct 20 ms 49352 KB Output is correct
35 Correct 22 ms 49340 KB Output is correct
36 Correct 20 ms 49328 KB Output is correct
37 Correct 20 ms 49308 KB Output is correct
38 Correct 19 ms 49364 KB Output is correct
39 Correct 20 ms 49384 KB Output is correct
40 Correct 19 ms 49364 KB Output is correct
41 Correct 20 ms 49364 KB Output is correct
42 Correct 22 ms 49456 KB Output is correct
43 Correct 23 ms 49364 KB Output is correct
44 Correct 22 ms 49492 KB Output is correct
45 Correct 23 ms 49408 KB Output is correct
46 Correct 22 ms 49492 KB Output is correct
47 Correct 27 ms 49420 KB Output is correct
48 Correct 26 ms 49428 KB Output is correct
49 Correct 23 ms 49404 KB Output is correct
50 Correct 25 ms 49484 KB Output is correct
51 Correct 22 ms 49488 KB Output is correct
52 Correct 23 ms 49356 KB Output is correct
53 Correct 23 ms 49384 KB Output is correct
54 Correct 36 ms 49488 KB Output is correct
55 Correct 33 ms 49364 KB Output is correct
56 Correct 113 ms 49492 KB Output is correct
57 Correct 133 ms 49496 KB Output is correct
58 Correct 110 ms 49580 KB Output is correct
59 Correct 111 ms 49492 KB Output is correct
60 Correct 110 ms 49492 KB Output is correct
61 Correct 87 ms 49500 KB Output is correct
62 Correct 33 ms 49480 KB Output is correct
63 Correct 105 ms 49524 KB Output is correct
64 Correct 100 ms 49528 KB Output is correct
65 Correct 89 ms 49516 KB Output is correct
66 Correct 88 ms 49516 KB Output is correct
67 Correct 112 ms 49576 KB Output is correct

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49336 KB Output is correct
3 Correct 20 ms 49364 KB Output is correct
4 Correct 18 ms 49356 KB Output is correct
5 Correct 22 ms 49356 KB Output is correct
6 Correct 20 ms 49364 KB Output is correct
7 Correct 19 ms 49364 KB Output is correct
8 Correct 26 ms 49400 KB Output is correct
9 Correct 25 ms 49428 KB Output is correct
10 Correct 21 ms 49348 KB Output is correct
11 Correct 19 ms 49364 KB Output is correct
12 Correct 20 ms 49336 KB Output is correct
13 Correct 114 ms 49504 KB Output is correct
14 Correct 142 ms 49492 KB Output is correct
15 Correct 164 ms 49492 KB Output is correct
16 Correct 205 ms 49540 KB Output is correct
17 Correct 251 ms 49576 KB Output is correct
18 Correct 250 ms 49444 KB Output is correct
19 Correct 253 ms 49524 KB Output is correct
20 Correct 21 ms 49368 KB Output is correct
21 Correct 22 ms 49344 KB Output is correct
22 Correct 29 ms 49364 KB Output is correct
23 Correct 20 ms 49416 KB Output is correct
24 Correct 22 ms 49364 KB Output is correct
25 Correct 20 ms 49364 KB Output is correct
26 Correct 24 ms 49344 KB Output is correct
27 Correct 20 ms 49364 KB Output is correct
28 Correct 19 ms 49364 KB Output is correct
29 Correct 20 ms 49412 KB Output is correct
30 Correct 19 ms 49444 KB Output is correct
31 Correct 19 ms 49352 KB Output is correct
32 Correct 20 ms 49412 KB Output is correct
33 Correct 21 ms 49368 KB Output is correct
34 Correct 20 ms 49348 KB Output is correct
35 Correct 27 ms 49364 KB Output is correct
36 Correct 20 ms 49412 KB Output is correct
37 Correct 20 ms 49356 KB Output is correct
38 Correct 20 ms 49412 KB Output is correct
39 Correct 20 ms 49360 KB Output is correct
40 Correct 22 ms 49364 KB Output is correct
41 Correct 20 ms 49364 KB Output is correct
42 Correct 20 ms 49364 KB Output is correct
43 Correct 20 ms 49432 KB Output is correct
44 Correct 20 ms 49364 KB Output is correct
45 Correct 21 ms 49356 KB Output is correct
46 Correct 23 ms 49364 KB Output is correct
47 Correct 20 ms 49388 KB Output is correct
48 Correct 20 ms 49388 KB Output is correct
49 Correct 21 ms 49324 KB Output is correct
50 Correct 21 ms 49356 KB Output is correct
51 Correct 20 ms 49352 KB Output is correct
52 Correct 22 ms 49340 KB Output is correct
53 Correct 20 ms 49328 KB Output is correct
54 Correct 20 ms 49308 KB Output is correct
55 Correct 19 ms 49364 KB Output is correct
56 Correct 20 ms 49384 KB Output is correct
57 Correct 19 ms 49364 KB Output is correct
58 Correct 20 ms 49364 KB Output is correct
59 Correct 22 ms 49456 KB Output is correct
60 Correct 23 ms 49364 KB Output is correct
61 Correct 22 ms 49492 KB Output is correct
62 Correct 23 ms 49408 KB Output is correct
63 Correct 22 ms 49492 KB Output is correct
64 Correct 27 ms 49420 KB Output is correct
65 Correct 26 ms 49428 KB Output is correct
66 Correct 23 ms 49404 KB Output is correct
67 Correct 25 ms 49484 KB Output is correct
68 Correct 22 ms 49488 KB Output is correct
69 Correct 23 ms 49356 KB Output is correct
70 Correct 23 ms 49384 KB Output is correct
71 Correct 36 ms 49488 KB Output is correct
72 Correct 33 ms 49364 KB Output is correct
73 Correct 113 ms 49492 KB Output is correct
74 Correct 133 ms 49496 KB Output is correct
75 Correct 110 ms 49580 KB Output is correct
76 Correct 111 ms 49492 KB Output is correct
77 Correct 110 ms 49492 KB Output is correct
78 Correct 87 ms 49500 KB Output is correct
79 Correct 33 ms 49480 KB Output is correct
80 Correct 105 ms 49524 KB Output is correct
81 Correct 100 ms 49528 KB Output is correct
82 Correct 89 ms 49516 KB Output is correct
83 Correct 88 ms 49516 KB Output is correct
84 Correct 112 ms 49576 KB Output is correct
85 Correct 262 ms 49612 KB Output is correct
86 Correct 668 ms 49780 KB Output is correct
87 Correct 658 ms 49784 KB Output is correct
88 Correct 647 ms 49672 KB Output is correct
89 Correct 658 ms 49784 KB Output is correct
90 Incorrect 665 ms 49776 KB Output isn't correct
91 Halted 0 ms 0 KB -