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답안 #775305

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
775305 2023-07-06T09:33:23 Z CDuong Copy and Paste 3 (JOI22_copypaste3) C++17
30 / 100
 271 ms 49580 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 = 29;
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 22 ms 49340 KB Output is correct
2 Correct 19 ms 49344 KB Output is correct
3 Correct 19 ms 49336 KB Output is correct
4 Correct 21 ms 49364 KB Output is correct
5 Correct 20 ms 49428 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 21 ms 49348 KB Output is correct
8 Correct 23 ms 49380 KB Output is correct
9 Correct 20 ms 49420 KB Output is correct
10 Correct 22 ms 49360 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 19 ms 49420 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 119 ms 49496 KB Output is correct
4 Correct 163 ms 49516 KB Output is correct
5 Correct 211 ms 49532 KB Output is correct
6 Correct 221 ms 49536 KB Output is correct
7 Correct 267 ms 49540 KB Output is correct
8 Correct 271 ms 49544 KB Output is correct
9 Correct 260 ms 49548 KB Output is correct
10 Correct 20 ms 49436 KB Output is correct
11 Correct 20 ms 49436 KB Output is correct
12 Correct 15 ms 49364 KB Output is correct
13 Correct 16 ms 49364 KB Output is correct
14 Correct 19 ms 49396 KB Output is correct
15 Correct 16 ms 49440 KB Output is correct
16 Correct 20 ms 49372 KB Output is correct
17 Correct 19 ms 49364 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49340 KB Output is correct
2 Correct 19 ms 49344 KB Output is correct
3 Correct 19 ms 49336 KB Output is correct
4 Correct 21 ms 49364 KB Output is correct
5 Correct 20 ms 49428 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 21 ms 49348 KB Output is correct
8 Correct 23 ms 49380 KB Output is correct
9 Correct 20 ms 49420 KB Output is correct
10 Correct 22 ms 49360 KB Output is correct
11 Correct 16 ms 49364 KB Output is correct
12 Correct 15 ms 49356 KB Output is correct
13 Correct 19 ms 49364 KB Output is correct
14 Correct 15 ms 49420 KB Output is correct
15 Correct 16 ms 49400 KB Output is correct
16 Correct 18 ms 49336 KB Output is correct
17 Correct 17 ms 49364 KB Output is correct
18 Correct 21 ms 49416 KB Output is correct
19 Correct 17 ms 49412 KB Output is correct
20 Correct 15 ms 49364 KB Output is correct
21 Correct 20 ms 49352 KB Output is correct
22 Correct 17 ms 49400 KB Output is correct
23 Correct 17 ms 49368 KB Output is correct
24 Correct 15 ms 49364 KB Output is correct
25 Correct 18 ms 49416 KB Output is correct
26 Correct 21 ms 49420 KB Output is correct
27 Correct 15 ms 49364 KB Output is correct
28 Correct 16 ms 49360 KB Output is correct
29 Correct 18 ms 49364 KB Output is correct
30 Correct 18 ms 49404 KB Output is correct
31 Correct 16 ms 49408 KB Output is correct
32 Correct 22 ms 49364 KB Output is correct
33 Correct 20 ms 49376 KB Output is correct
34 Correct 20 ms 49440 KB Output is correct
35 Correct 17 ms 49400 KB Output is correct
36 Correct 21 ms 49356 KB Output is correct
37 Correct 21 ms 49388 KB Output is correct
38 Correct 17 ms 49364 KB Output is correct
39 Correct 20 ms 49364 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49340 KB Output is correct
2 Correct 19 ms 49344 KB Output is correct
3 Correct 19 ms 49336 KB Output is correct
4 Correct 21 ms 49364 KB Output is correct
5 Correct 20 ms 49428 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 21 ms 49348 KB Output is correct
8 Correct 23 ms 49380 KB Output is correct
9 Correct 20 ms 49420 KB Output is correct
10 Correct 22 ms 49360 KB Output is correct
11 Correct 16 ms 49364 KB Output is correct
12 Correct 15 ms 49356 KB Output is correct
13 Correct 19 ms 49364 KB Output is correct
14 Correct 15 ms 49420 KB Output is correct
15 Correct 16 ms 49400 KB Output is correct
16 Correct 18 ms 49336 KB Output is correct
17 Correct 17 ms 49364 KB Output is correct
18 Correct 21 ms 49416 KB Output is correct
19 Correct 17 ms 49412 KB Output is correct
20 Correct 15 ms 49364 KB Output is correct
21 Correct 20 ms 49352 KB Output is correct
22 Correct 17 ms 49400 KB Output is correct
23 Correct 17 ms 49368 KB Output is correct
24 Correct 15 ms 49364 KB Output is correct
25 Correct 18 ms 49416 KB Output is correct
26 Correct 21 ms 49420 KB Output is correct
27 Correct 15 ms 49364 KB Output is correct
28 Correct 16 ms 49360 KB Output is correct
29 Correct 18 ms 49364 KB Output is correct
30 Correct 18 ms 49404 KB Output is correct
31 Correct 16 ms 49408 KB Output is correct
32 Correct 22 ms 49364 KB Output is correct
33 Correct 20 ms 49376 KB Output is correct
34 Correct 20 ms 49440 KB Output is correct
35 Correct 17 ms 49400 KB Output is correct
36 Correct 21 ms 49356 KB Output is correct
37 Correct 21 ms 49388 KB Output is correct
38 Correct 17 ms 49364 KB Output is correct
39 Correct 20 ms 49364 KB Output is correct
40 Correct 15 ms 49364 KB Output is correct
41 Correct 16 ms 49364 KB Output is correct
42 Correct 20 ms 49420 KB Output is correct
43 Correct 28 ms 49412 KB Output is correct
44 Correct 22 ms 49360 KB Output is correct
45 Correct 24 ms 49372 KB Output is correct
46 Correct 21 ms 49468 KB Output is correct
47 Correct 20 ms 49348 KB Output is correct
48 Correct 25 ms 49412 KB Output is correct
49 Correct 21 ms 49452 KB Output is correct
50 Correct 22 ms 49368 KB Output is correct
51 Correct 21 ms 49388 KB Output is correct
52 Correct 20 ms 49476 KB Output is correct
53 Correct 20 ms 49460 KB Output is correct

Subtask #5
0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49340 KB Output is correct
2 Correct 19 ms 49344 KB Output is correct
3 Correct 19 ms 49336 KB Output is correct
4 Correct 21 ms 49364 KB Output is correct
5 Correct 20 ms 49428 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 21 ms 49348 KB Output is correct
8 Correct 23 ms 49380 KB Output is correct
9 Correct 20 ms 49420 KB Output is correct
10 Correct 22 ms 49360 KB Output is correct
11 Correct 16 ms 49364 KB Output is correct
12 Correct 15 ms 49356 KB Output is correct
13 Correct 19 ms 49364 KB Output is correct
14 Correct 15 ms 49420 KB Output is correct
15 Correct 16 ms 49400 KB Output is correct
16 Correct 18 ms 49336 KB Output is correct
17 Correct 17 ms 49364 KB Output is correct
18 Correct 21 ms 49416 KB Output is correct
19 Correct 17 ms 49412 KB Output is correct
20 Correct 15 ms 49364 KB Output is correct
21 Correct 20 ms 49352 KB Output is correct
22 Correct 17 ms 49400 KB Output is correct
23 Correct 17 ms 49368 KB Output is correct
24 Correct 15 ms 49364 KB Output is correct
25 Correct 18 ms 49416 KB Output is correct
26 Correct 21 ms 49420 KB Output is correct
27 Correct 15 ms 49364 KB Output is correct
28 Correct 16 ms 49360 KB Output is correct
29 Correct 18 ms 49364 KB Output is correct
30 Correct 18 ms 49404 KB Output is correct
31 Correct 16 ms 49408 KB Output is correct
32 Correct 22 ms 49364 KB Output is correct
33 Correct 20 ms 49376 KB Output is correct
34 Correct 20 ms 49440 KB Output is correct
35 Correct 17 ms 49400 KB Output is correct
36 Correct 21 ms 49356 KB Output is correct
37 Correct 21 ms 49388 KB Output is correct
38 Correct 17 ms 49364 KB Output is correct
39 Correct 20 ms 49364 KB Output is correct
40 Correct 15 ms 49364 KB Output is correct
41 Correct 16 ms 49364 KB Output is correct
42 Correct 20 ms 49420 KB Output is correct
43 Correct 28 ms 49412 KB Output is correct
44 Correct 22 ms 49360 KB Output is correct
45 Correct 24 ms 49372 KB Output is correct
46 Correct 21 ms 49468 KB Output is correct
47 Correct 20 ms 49348 KB Output is correct
48 Correct 25 ms 49412 KB Output is correct
49 Correct 21 ms 49452 KB Output is correct
50 Correct 22 ms 49368 KB Output is correct
51 Correct 21 ms 49388 KB Output is correct
52 Correct 20 ms 49476 KB Output is correct
53 Correct 20 ms 49460 KB Output is correct
54 Correct 46 ms 49440 KB Output is correct
55 Correct 37 ms 49480 KB Output is correct
56 Correct 125 ms 49576 KB Output is correct
57 Correct 114 ms 49572 KB Output is correct
58 Correct 110 ms 49576 KB Output is correct
59 Correct 123 ms 49580 KB Output is correct
60 Correct 134 ms 49564 KB Output is correct
61 Correct 99 ms 49500 KB Output is correct
62 Correct 39 ms 49472 KB Output is correct
63 Correct 104 ms 49528 KB Output is correct
64 Correct 110 ms 49532 KB Output is correct
65 Correct 100 ms 49516 KB Output is correct
66 Correct 83 ms 49508 KB Output is correct
67 Incorrect 132 ms 49568 KB Output isn't correct
68 Halted 0 ms 0 KB -

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 49340 KB Output is correct
2 Correct 19 ms 49344 KB Output is correct
3 Correct 19 ms 49336 KB Output is correct
4 Correct 21 ms 49364 KB Output is correct
5 Correct 20 ms 49428 KB Output is correct
6 Correct 18 ms 49408 KB Output is correct
7 Correct 21 ms 49348 KB Output is correct
8 Correct 23 ms 49380 KB Output is correct
9 Correct 20 ms 49420 KB Output is correct
10 Correct 22 ms 49360 KB Output is correct
11 Correct 19 ms 49420 KB Output is correct
12 Correct 19 ms 49368 KB Output is correct
13 Correct 119 ms 49496 KB Output is correct
14 Correct 163 ms 49516 KB Output is correct
15 Correct 211 ms 49532 KB Output is correct
16 Correct 221 ms 49536 KB Output is correct
17 Correct 267 ms 49540 KB Output is correct
18 Correct 271 ms 49544 KB Output is correct
19 Correct 260 ms 49548 KB Output is correct
20 Correct 20 ms 49436 KB Output is correct
21 Correct 20 ms 49436 KB Output is correct
22 Correct 15 ms 49364 KB Output is correct
23 Correct 16 ms 49364 KB Output is correct
24 Correct 19 ms 49396 KB Output is correct
25 Correct 16 ms 49440 KB Output is correct
26 Correct 20 ms 49372 KB Output is correct
27 Correct 19 ms 49364 KB Output is correct
28 Correct 16 ms 49364 KB Output is correct
29 Correct 15 ms 49356 KB Output is correct
30 Correct 19 ms 49364 KB Output is correct
31 Correct 15 ms 49420 KB Output is correct
32 Correct 16 ms 49400 KB Output is correct
33 Correct 18 ms 49336 KB Output is correct
34 Correct 17 ms 49364 KB Output is correct
35 Correct 21 ms 49416 KB Output is correct
36 Correct 17 ms 49412 KB Output is correct
37 Correct 15 ms 49364 KB Output is correct
38 Correct 20 ms 49352 KB Output is correct
39 Correct 17 ms 49400 KB Output is correct
40 Correct 17 ms 49368 KB Output is correct
41 Correct 15 ms 49364 KB Output is correct
42 Correct 18 ms 49416 KB Output is correct
43 Correct 21 ms 49420 KB Output is correct
44 Correct 15 ms 49364 KB Output is correct
45 Correct 16 ms 49360 KB Output is correct
46 Correct 18 ms 49364 KB Output is correct
47 Correct 18 ms 49404 KB Output is correct
48 Correct 16 ms 49408 KB Output is correct
49 Correct 22 ms 49364 KB Output is correct
50 Correct 20 ms 49376 KB Output is correct
51 Correct 20 ms 49440 KB Output is correct
52 Correct 17 ms 49400 KB Output is correct
53 Correct 21 ms 49356 KB Output is correct
54 Correct 21 ms 49388 KB Output is correct
55 Correct 17 ms 49364 KB Output is correct
56 Correct 20 ms 49364 KB Output is correct
57 Correct 15 ms 49364 KB Output is correct
58 Correct 16 ms 49364 KB Output is correct
59 Correct 20 ms 49420 KB Output is correct
60 Correct 28 ms 49412 KB Output is correct
61 Correct 22 ms 49360 KB Output is correct
62 Correct 24 ms 49372 KB Output is correct
63 Correct 21 ms 49468 KB Output is correct
64 Correct 20 ms 49348 KB Output is correct
65 Correct 25 ms 49412 KB Output is correct
66 Correct 21 ms 49452 KB Output is correct
67 Correct 22 ms 49368 KB Output is correct
68 Correct 21 ms 49388 KB Output is correct
69 Correct 20 ms 49476 KB Output is correct
70 Correct 20 ms 49460 KB Output is correct
71 Correct 46 ms 49440 KB Output is correct
72 Correct 37 ms 49480 KB Output is correct
73 Correct 125 ms 49576 KB Output is correct
74 Correct 114 ms 49572 KB Output is correct
75 Correct 110 ms 49576 KB Output is correct
76 Correct 123 ms 49580 KB Output is correct
77 Correct 134 ms 49564 KB Output is correct
78 Correct 99 ms 49500 KB Output is correct
79 Correct 39 ms 49472 KB Output is correct
80 Correct 104 ms 49528 KB Output is correct
81 Correct 110 ms 49532 KB Output is correct
82 Correct 100 ms 49516 KB Output is correct
83 Correct 83 ms 49508 KB Output is correct
84 Incorrect 132 ms 49568 KB Output isn't correct
85 Halted 0 ms 0 KB -