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답안 #951799

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
951799 2024-03-22T16:30:26 Z EJIC_B_KEDAX Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 751 ms 316144 KB 
#ifdef LOCAL
    #define _GLIBCXX_DEBUG
#endif
#include <bits/stdc++.h>

#ifndef LOCAL
    // #pragma GCC optimize("O3")
    // #pragma GCC optimize("Ofast")
    // #pragma GCC optimize("unroll-loops")
    // #pragma GCC target("avx,avx2,bmi,bmi2,popcnt,lzcnt")
#endif
using namespace std;
using ll = long long;
using ld = long double;
#define x first
#define y second
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

mt19937_64 mt(time(0));

void solve();
void init();

int32_t main() {
#ifndef LOCAL
    cin.tie(nullptr)->sync_with_stdio(false);
#endif
    cout << fixed << setprecision(30);
    init();
    int t = 1;
    // cin >> t;
    while (t--) {
        solve();
    }
}

const int N = 2525, mod = 1000000321, p = 189;
ll dp[N][N], save[N][N], mn[N];
int to[N][N], nw[N][N], hsh[N], pdeg[N], pinv[N];
vector<pair<int, int>> upd[N];

int add(int a, int b) {
    return a + b >= mod ? a + b - mod : a + b;
}

int sub(int a, int b) {
    return a >= b ? a - b : a - b + mod;
}

int mul(int a, int b) {
    return 1ll * a * b % mod;
}

int bin_pow(int a, int x) {
    int res = 1;
    while (x) {
        if (x & 1) {
            res = mul(res, a);
        }
        a = mul(a, a);
        x >>= 1;
    }
    return res;
}

int inv(int a) {
    return bin_pow(a, mod - 2);
}

void init() {
    pdeg[0] = 1;
    pdeg[1] = p;
    pinv[0] = 1;
    pinv[1] = inv(p);
    for (int i = 2; i < N; i++) {
        pdeg[i] = mul(pdeg[i - 1], p);
        pinv[i] = mul(pinv[i - 1], pinv[1]);
    }
}

int get_hash(int l, int r) {
    return mul(sub(hsh[r + 1], hsh[l]), pinv[l]);
}

void solve() {
    int n;
    cin >> n;
    string s;
    cin >> s;
    int a, b, c;
    cin >> a >> b >> c;
    hsh[0] = 0;
    for (int i = 0; i < n; i++) {
        hsh[i + 1] = add(hsh[i], mul(s[i] - 'a' + 1, pdeg[i]));
        upd[i].reserve(40 * N);
    }
    for (int l = 0; l < n; l++) {
        unordered_map<int, int> mp;
        for (int i = 0; i < n - l; i++) {
            int j = i + l;
            int nw = get_hash(i, j);
            if (mp.find(nw) == mp.end()) {
                to[i][j] = -1;
            } else {
                to[i][j] = mp[nw];
            }
            if (i >= l) {
                mp[get_hash(i - l, i)] = i - l;
            }
        }
    }
    for (int i = 0; i < n; i++) {
        dp[i][i] = a;
        save[i][i] = b + c;
        mn[i] = min(mn[i], save[i][i]);
        nw[i][i] = to[i][i];
        if (to[i][i] != -1) {
            upd[i - to[i][i]].emplace_back(i, i);
        }
    }
    for (int l = 1; l < n; l++) {
        for (auto [i, j] : upd[l]) {
            int nxt = to[nw[i][j]][nw[i][j] + j - i];
            nw[i][j] = nxt;
            if (nxt >= 0) {
                upd[j - nxt].emplace_back(i, j);
            }
            save[j][i] += c - 1ll * (j - i + 1) * a;
            mn[j] = min(mn[j], save[j][i]);
        }
        for (int i = 0; i < n - l; i++) {
            int j = i + l;
            dp[i][j] = min(1ll * (j - i + 1) * a + mn[j], dp[i][j - 1] + a);
            save[j][i] += dp[i][j] + b + c - 1ll * (j - i + 1) * a;
            mn[j] = min(mn[j], save[j][i]);
            nw[i][j] = to[i][j];
            if (nw[i][j] != -1) {
                upd[j - nw[i][j]].emplace_back(i, j);
            }
        }
    }
    cout << dp[0][n - 1] << '\n';
}

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4700 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4696 KB Output is correct
9 Correct 1 ms 4696 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 7000 KB Output is correct
2 Correct 2 ms 4684 KB Output is correct
3 Correct 418 ms 198980 KB Output is correct
4 Correct 458 ms 224504 KB Output is correct
5 Correct 512 ms 252736 KB Output is correct
6 Correct 603 ms 284536 KB Output is correct
7 Correct 751 ms 316060 KB Output is correct
8 Correct 730 ms 316144 KB Output is correct
9 Correct 722 ms 315732 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4700 KB Output is correct
13 Correct 1 ms 4688 KB Output is correct
14 Correct 1 ms 4700 KB Output is correct
15 Correct 1 ms 6744 KB Output is correct
16 Correct 1 ms 7000 KB Output is correct
17 Correct 1 ms 4696 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4700 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4696 KB Output is correct
9 Correct 1 ms 4696 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 1 ms 6744 KB Output is correct
12 Correct 1 ms 6748 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 4700 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct
16 Correct 1 ms 7004 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 6748 KB Output is correct
20 Correct 1 ms 4700 KB Output is correct
21 Correct 1 ms 7000 KB Output is correct
22 Correct 1 ms 7004 KB Output is correct
23 Correct 1 ms 7004 KB Output is correct
24 Correct 1 ms 7004 KB Output is correct
25 Correct 1 ms 7000 KB Output is correct
26 Correct 2 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 1 ms 7004 KB Output is correct
29 Correct 1 ms 7004 KB Output is correct
30 Correct 1 ms 7004 KB Output is correct
31 Correct 1 ms 7004 KB Output is correct
32 Correct 2 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4692 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 4700 KB Output is correct
38 Correct 2 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4700 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4696 KB Output is correct
9 Correct 1 ms 4696 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 1 ms 6744 KB Output is correct
12 Correct 1 ms 6748 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 4700 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct
16 Correct 1 ms 7004 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 6748 KB Output is correct
20 Correct 1 ms 4700 KB Output is correct
21 Correct 1 ms 7000 KB Output is correct
22 Correct 1 ms 7004 KB Output is correct
23 Correct 1 ms 7004 KB Output is correct
24 Correct 1 ms 7004 KB Output is correct
25 Correct 1 ms 7000 KB Output is correct
26 Correct 2 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 1 ms 7004 KB Output is correct
29 Correct 1 ms 7004 KB Output is correct
30 Correct 1 ms 7004 KB Output is correct
31 Correct 1 ms 7004 KB Output is correct
32 Correct 2 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4692 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 4700 KB Output is correct
38 Correct 2 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
40 Correct 2 ms 11608 KB Output is correct
41 Correct 4 ms 18524 KB Output is correct
42 Correct 5 ms 18268 KB Output is correct
43 Correct 5 ms 18268 KB Output is correct
44 Correct 5 ms 18268 KB Output is correct
45 Correct 5 ms 18268 KB Output is correct
46 Correct 5 ms 18268 KB Output is correct
47 Correct 5 ms 18268 KB Output is correct
48 Correct 5 ms 18264 KB Output is correct
49 Correct 4 ms 18268 KB Output is correct
50 Correct 5 ms 18268 KB Output is correct
51 Correct 5 ms 18268 KB Output is correct
52 Correct 5 ms 18268 KB Output is correct
53 Correct 5 ms 18268 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4700 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4696 KB Output is correct
9 Correct 1 ms 4696 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 1 ms 6744 KB Output is correct
12 Correct 1 ms 6748 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 4700 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct
16 Correct 1 ms 7004 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4444 KB Output is correct
19 Correct 1 ms 6748 KB Output is correct
20 Correct 1 ms 4700 KB Output is correct
21 Correct 1 ms 7000 KB Output is correct
22 Correct 1 ms 7004 KB Output is correct
23 Correct 1 ms 7004 KB Output is correct
24 Correct 1 ms 7004 KB Output is correct
25 Correct 1 ms 7000 KB Output is correct
26 Correct 2 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 1 ms 7004 KB Output is correct
29 Correct 1 ms 7004 KB Output is correct
30 Correct 1 ms 7004 KB Output is correct
31 Correct 1 ms 7004 KB Output is correct
32 Correct 2 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4444 KB Output is correct
35 Correct 1 ms 4692 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 4700 KB Output is correct
38 Correct 2 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
40 Correct 2 ms 11608 KB Output is correct
41 Correct 4 ms 18524 KB Output is correct
42 Correct 5 ms 18268 KB Output is correct
43 Correct 5 ms 18268 KB Output is correct
44 Correct 5 ms 18268 KB Output is correct
45 Correct 5 ms 18268 KB Output is correct
46 Correct 5 ms 18268 KB Output is correct
47 Correct 5 ms 18268 KB Output is correct
48 Correct 5 ms 18264 KB Output is correct
49 Correct 4 ms 18268 KB Output is correct
50 Correct 5 ms 18268 KB Output is correct
51 Correct 5 ms 18268 KB Output is correct
52 Correct 5 ms 18268 KB Output is correct
53 Correct 5 ms 18268 KB Output is correct
54 Correct 14 ms 34140 KB Output is correct
55 Correct 89 ms 87892 KB Output is correct
56 Correct 63 ms 69712 KB Output is correct
57 Correct 58 ms 67924 KB Output is correct
58 Correct 54 ms 67924 KB Output is correct
59 Correct 53 ms 68000 KB Output is correct
60 Correct 52 ms 67924 KB Output is correct
61 Correct 48 ms 69040 KB Output is correct
62 Correct 77 ms 83560 KB Output is correct
63 Correct 50 ms 68432 KB Output is correct
64 Correct 52 ms 69456 KB Output is correct
65 Correct 69 ms 75928 KB Output is correct
66 Correct 64 ms 75868 KB Output is correct
67 Correct 52 ms 67852 KB Output is correct

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4700 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 1 ms 4700 KB Output is correct
6 Correct 1 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 1 ms 4696 KB Output is correct
9 Correct 1 ms 4696 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 1 ms 7000 KB Output is correct
12 Correct 2 ms 4684 KB Output is correct
13 Correct 418 ms 198980 KB Output is correct
14 Correct 458 ms 224504 KB Output is correct
15 Correct 512 ms 252736 KB Output is correct
16 Correct 603 ms 284536 KB Output is correct
17 Correct 751 ms 316060 KB Output is correct
18 Correct 730 ms 316144 KB Output is correct
19 Correct 722 ms 315732 KB Output is correct
20 Correct 1 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 1 ms 4700 KB Output is correct
23 Correct 1 ms 4688 KB Output is correct
24 Correct 1 ms 4700 KB Output is correct
25 Correct 1 ms 6744 KB Output is correct
26 Correct 1 ms 7000 KB Output is correct
27 Correct 1 ms 4696 KB Output is correct
28 Correct 1 ms 6744 KB Output is correct
29 Correct 1 ms 6748 KB Output is correct
30 Correct 1 ms 6748 KB Output is correct
31 Correct 1 ms 4700 KB Output is correct
32 Correct 1 ms 6748 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4700 KB Output is correct
35 Correct 1 ms 4444 KB Output is correct
36 Correct 1 ms 6748 KB Output is correct
37 Correct 1 ms 4700 KB Output is correct
38 Correct 1 ms 7000 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
40 Correct 1 ms 7004 KB Output is correct
41 Correct 1 ms 7004 KB Output is correct
42 Correct 1 ms 7000 KB Output is correct
43 Correct 2 ms 7004 KB Output is correct
44 Correct 1 ms 7004 KB Output is correct
45 Correct 1 ms 7004 KB Output is correct
46 Correct 1 ms 7004 KB Output is correct
47 Correct 1 ms 7004 KB Output is correct
48 Correct 1 ms 7004 KB Output is correct
49 Correct 2 ms 7004 KB Output is correct
50 Correct 1 ms 7004 KB Output is correct
51 Correct 1 ms 4444 KB Output is correct
52 Correct 1 ms 4692 KB Output is correct
53 Correct 1 ms 4700 KB Output is correct
54 Correct 1 ms 4700 KB Output is correct
55 Correct 2 ms 6748 KB Output is correct
56 Correct 1 ms 7004 KB Output is correct
57 Correct 2 ms 11608 KB Output is correct
58 Correct 4 ms 18524 KB Output is correct
59 Correct 5 ms 18268 KB Output is correct
60 Correct 5 ms 18268 KB Output is correct
61 Correct 5 ms 18268 KB Output is correct
62 Correct 5 ms 18268 KB Output is correct
63 Correct 5 ms 18268 KB Output is correct
64 Correct 5 ms 18268 KB Output is correct
65 Correct 5 ms 18264 KB Output is correct
66 Correct 4 ms 18268 KB Output is correct
67 Correct 5 ms 18268 KB Output is correct
68 Correct 5 ms 18268 KB Output is correct
69 Correct 5 ms 18268 KB Output is correct
70 Correct 5 ms 18268 KB Output is correct
71 Correct 14 ms 34140 KB Output is correct
72 Correct 89 ms 87892 KB Output is correct
73 Correct 63 ms 69712 KB Output is correct
74 Correct 58 ms 67924 KB Output is correct
75 Correct 54 ms 67924 KB Output is correct
76 Correct 53 ms 68000 KB Output is correct
77 Correct 52 ms 67924 KB Output is correct
78 Correct 48 ms 69040 KB Output is correct
79 Correct 77 ms 83560 KB Output is correct
80 Correct 50 ms 68432 KB Output is correct
81 Correct 52 ms 69456 KB Output is correct
82 Correct 69 ms 75928 KB Output is correct
83 Correct 64 ms 75868 KB Output is correct
84 Correct 52 ms 67852 KB Output is correct
85 Correct 159 ms 112056 KB Output is correct
86 Correct 403 ms 180568 KB Output is correct
87 Correct 356 ms 170064 KB Output is correct
88 Correct 329 ms 162780 KB Output is correct
89 Correct 314 ms 162640 KB Output is correct
90 Incorrect 319 ms 162572 KB Output isn't correct
91 Halted 0 ms 0 KB -