답안 #951801

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
951801 2024-03-22T16:37:20 Z EJIC_B_KEDAX Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
828 ms 315812 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;
const ll mod = (1ll << 61) - 1, p = 31;
ll dp[N][N], save[N][N], mn[N];
int to[N][N], nw[N][N];
ll hsh[N], pdeg[N], pinv[N];
vector<pair<int, int>> upd[N];

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

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

ll mul(ll a, ll b) {
    return (__int128_t)1 * a * b % mod;
}

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

ll inv(ll 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]);
    }
}

ll 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<ll, int> mp;
        for (int i = 0; i < n - l; i++) {
            int j = i + l;
            ll 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';
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 2 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 2 ms 4700 KB Output is correct
9 Correct 1 ms 4700 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 6744 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 429 ms 198668 KB Output is correct
4 Correct 477 ms 224348 KB Output is correct
5 Correct 608 ms 252752 KB Output is correct
6 Correct 688 ms 284240 KB Output is correct
7 Correct 787 ms 315800 KB Output is correct
8 Correct 790 ms 315728 KB Output is correct
9 Correct 828 ms 315812 KB Output is correct
10 Correct 1 ms 4440 KB Output is correct
11 Correct 1 ms 4700 KB Output is correct
12 Correct 1 ms 4700 KB Output is correct
13 Correct 1 ms 4700 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 6748 KB Output is correct
16 Correct 2 ms 7004 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 2 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 2 ms 4700 KB Output is correct
9 Correct 1 ms 4700 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 2 ms 6748 KB Output is correct
12 Correct 2 ms 7000 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 6748 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4700 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 2 ms 7004 KB Output is correct
25 Correct 2 ms 7004 KB Output is correct
26 Correct 1 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 2 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 1 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4696 KB Output is correct
35 Correct 1 ms 4700 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 6748 KB Output is correct
38 Correct 1 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 2 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 2 ms 4700 KB Output is correct
9 Correct 1 ms 4700 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 2 ms 6748 KB Output is correct
12 Correct 2 ms 7000 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 6748 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4700 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 2 ms 7004 KB Output is correct
25 Correct 2 ms 7004 KB Output is correct
26 Correct 1 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 2 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 1 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4696 KB Output is correct
35 Correct 1 ms 4700 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 6748 KB Output is correct
38 Correct 1 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
40 Correct 3 ms 11612 KB Output is correct
41 Correct 5 ms 18524 KB Output is correct
42 Correct 5 ms 18268 KB Output is correct
43 Correct 6 ms 18340 KB Output is correct
44 Correct 5 ms 18428 KB Output is correct
45 Correct 6 ms 18264 KB Output is correct
46 Correct 5 ms 18264 KB Output is correct
47 Correct 5 ms 18268 KB Output is correct
48 Correct 5 ms 18268 KB Output is correct
49 Correct 6 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 18264 KB Output is correct
53 Correct 5 ms 18268 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 2 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 2 ms 4700 KB Output is correct
9 Correct 1 ms 4700 KB Output is correct
10 Correct 1 ms 4700 KB Output is correct
11 Correct 2 ms 6748 KB Output is correct
12 Correct 2 ms 7000 KB Output is correct
13 Correct 1 ms 6748 KB Output is correct
14 Correct 1 ms 6748 KB Output is correct
15 Correct 1 ms 7000 KB Output is correct
16 Correct 1 ms 6748 KB Output is correct
17 Correct 1 ms 4700 KB Output is correct
18 Correct 1 ms 4700 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 2 ms 7004 KB Output is correct
25 Correct 2 ms 7004 KB Output is correct
26 Correct 1 ms 7004 KB Output is correct
27 Correct 1 ms 7004 KB Output is correct
28 Correct 2 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 1 ms 7004 KB Output is correct
33 Correct 1 ms 7004 KB Output is correct
34 Correct 1 ms 4696 KB Output is correct
35 Correct 1 ms 4700 KB Output is correct
36 Correct 1 ms 4700 KB Output is correct
37 Correct 1 ms 6748 KB Output is correct
38 Correct 1 ms 6748 KB Output is correct
39 Correct 1 ms 7004 KB Output is correct
40 Correct 3 ms 11612 KB Output is correct
41 Correct 5 ms 18524 KB Output is correct
42 Correct 5 ms 18268 KB Output is correct
43 Correct 6 ms 18340 KB Output is correct
44 Correct 5 ms 18428 KB Output is correct
45 Correct 6 ms 18264 KB Output is correct
46 Correct 5 ms 18264 KB Output is correct
47 Correct 5 ms 18268 KB Output is correct
48 Correct 5 ms 18268 KB Output is correct
49 Correct 6 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 18264 KB Output is correct
53 Correct 5 ms 18268 KB Output is correct
54 Correct 18 ms 34136 KB Output is correct
55 Correct 111 ms 87900 KB Output is correct
56 Correct 77 ms 69672 KB Output is correct
57 Correct 74 ms 67920 KB Output is correct
58 Correct 70 ms 67924 KB Output is correct
59 Correct 70 ms 67924 KB Output is correct
60 Correct 70 ms 68128 KB Output is correct
61 Correct 62 ms 69180 KB Output is correct
62 Correct 92 ms 83544 KB Output is correct
63 Correct 67 ms 68432 KB Output is correct
64 Correct 70 ms 69456 KB Output is correct
65 Correct 80 ms 76112 KB Output is correct
66 Correct 79 ms 75768 KB Output is correct
67 Correct 68 ms 67920 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4696 KB Output is correct
2 Correct 1 ms 4696 KB Output is correct
3 Correct 1 ms 4700 KB Output is correct
4 Correct 1 ms 4700 KB Output is correct
5 Correct 2 ms 4700 KB Output is correct
6 Correct 2 ms 4700 KB Output is correct
7 Correct 1 ms 4700 KB Output is correct
8 Correct 2 ms 4700 KB Output is correct
9 Correct 1 ms 4700 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 4696 KB Output is correct
13 Correct 429 ms 198668 KB Output is correct
14 Correct 477 ms 224348 KB Output is correct
15 Correct 608 ms 252752 KB Output is correct
16 Correct 688 ms 284240 KB Output is correct
17 Correct 787 ms 315800 KB Output is correct
18 Correct 790 ms 315728 KB Output is correct
19 Correct 828 ms 315812 KB Output is correct
20 Correct 1 ms 4440 KB Output is correct
21 Correct 1 ms 4700 KB Output is correct
22 Correct 1 ms 4700 KB Output is correct
23 Correct 1 ms 4700 KB Output is correct
24 Correct 1 ms 6748 KB Output is correct
25 Correct 1 ms 6748 KB Output is correct
26 Correct 2 ms 7004 KB Output is correct
27 Correct 1 ms 4700 KB Output is correct
28 Correct 2 ms 6748 KB Output is correct
29 Correct 2 ms 7000 KB Output is correct
30 Correct 1 ms 6748 KB Output is correct
31 Correct 1 ms 6748 KB Output is correct
32 Correct 1 ms 7000 KB Output is correct
33 Correct 1 ms 6748 KB Output is correct
34 Correct 1 ms 4700 KB Output is correct
35 Correct 1 ms 4700 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 2 ms 7004 KB Output is correct
42 Correct 2 ms 7004 KB Output is correct
43 Correct 1 ms 7004 KB Output is correct
44 Correct 1 ms 7004 KB Output is correct
45 Correct 2 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 1 ms 7004 KB Output is correct
50 Correct 1 ms 7004 KB Output is correct
51 Correct 1 ms 4696 KB Output is correct
52 Correct 1 ms 4700 KB Output is correct
53 Correct 1 ms 4700 KB Output is correct
54 Correct 1 ms 6748 KB Output is correct
55 Correct 1 ms 6748 KB Output is correct
56 Correct 1 ms 7004 KB Output is correct
57 Correct 3 ms 11612 KB Output is correct
58 Correct 5 ms 18524 KB Output is correct
59 Correct 5 ms 18268 KB Output is correct
60 Correct 6 ms 18340 KB Output is correct
61 Correct 5 ms 18428 KB Output is correct
62 Correct 6 ms 18264 KB Output is correct
63 Correct 5 ms 18264 KB Output is correct
64 Correct 5 ms 18268 KB Output is correct
65 Correct 5 ms 18268 KB Output is correct
66 Correct 6 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 18264 KB Output is correct
70 Correct 5 ms 18268 KB Output is correct
71 Correct 18 ms 34136 KB Output is correct
72 Correct 111 ms 87900 KB Output is correct
73 Correct 77 ms 69672 KB Output is correct
74 Correct 74 ms 67920 KB Output is correct
75 Correct 70 ms 67924 KB Output is correct
76 Correct 70 ms 67924 KB Output is correct
77 Correct 70 ms 68128 KB Output is correct
78 Correct 62 ms 69180 KB Output is correct
79 Correct 92 ms 83544 KB Output is correct
80 Correct 67 ms 68432 KB Output is correct
81 Correct 70 ms 69456 KB Output is correct
82 Correct 80 ms 76112 KB Output is correct
83 Correct 79 ms 75768 KB Output is correct
84 Correct 68 ms 67920 KB Output is correct
85 Correct 200 ms 112212 KB Output is correct
86 Correct 502 ms 180572 KB Output is correct
87 Correct 458 ms 170044 KB Output is correct
88 Correct 435 ms 162788 KB Output is correct
89 Correct 414 ms 162664 KB Output is correct
90 Correct 414 ms 162940 KB Output is correct
91 Correct 532 ms 218192 KB Output is correct
92 Correct 632 ms 254544 KB Output is correct
93 Correct 420 ms 171604 KB Output is correct
94 Correct 440 ms 177488 KB Output is correct
95 Correct 596 ms 233232 KB Output is correct
96 Correct 635 ms 233044 KB Output is correct
97 Correct 411 ms 162644 KB Output is correct