oj.uz

Submission #591872

# Submission time Handle Problem Language Result Execution time Memory
591872 2022-07-08T05:21:44 Z 이동현(#8425) Copy and Paste 3 (JOI22_copypaste3) C++17
6 / 100
 751 ms 82940 KB 
#include <bits/stdc++.h>
#define int long long
using namespace std;

int pre[2504][2504];
long long dp[2504][2504];

int pw(int x, int y, int mod){
    if(!y) return 1;
    int gop = 1;
    if(y % 2){
        gop = x;
        y -= 1;
    }
    int val = pw(x, y / 2, mod);
    return (long long)val * val % mod * gop % mod;
}

signed main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    memset(pre, -1, sizeof(pre));
    int n; cin >> n;
    string s; cin >> s;
    int a, b, c; cin >> a >> b >> c;
    int p = 998244353, mod = (int)1e9 + 7;
    int p2 = 37, mod2 = 998244353;
    int invp = pw(p, mod - 2, mod);
    int invp2 = pw(p2, mod2 - 2, mod2);
    for(int i = 1; i <= n; ++i){
        int pi = 1, p2i = 1;
        for(int j = 0; j < i; ++j){
            pi = (long long)pi * p % mod;
            p2i = (long long)p2i * p2 % mod2;
        }
        int now = 0, now2 = 0;
        for(int j = i - 1; j >= 0; --j){
            now = (long long)now * p % mod;
            now = ((long long)now + s[j] - 'a') % mod;
            now2 = (long long)now2 * p2 % mod;
            now2 = ((long long)now2 + s[j] - 'a') % mod2;
        }
        map<pair<int, int>, deque<int>> pos;
        for(int j = 0; j + i - 1 < n; ++j){
            auto&nowp = pos[make_pair(now, now2)];
            while((int)nowp.size() >= 2 && nowp[1] + i <= j){
                nowp.pop_front();
            }
            if((int)nowp.size() && nowp[0] + i <= j){
                pre[j][i] = nowp[0];
            }
            nowp.push_back(j);
            if(j + i < n){
                now = ((long long)now + (long long)pi * (s[j + i] - 'a') % mod) % mod;
                now = ((long long)now - s[j] + 'a' + mod) % mod;
                now = (long long)now * invp % mod;
                now2 = ((long long)now2 + (long long)p2i * (s[j + i] - 'a') % mod2) % mod2;
                now2 = ((long long)now2 - s[j] + 'a' + mod2) % mod2;
                now2 = (long long)now2 * invp2 % mod2;
            }
        }
    }
    for(int j = 0; j < n; ++j){
        long long mnval = (long long)1e18;
        vector<long long> mnadd(n, (long long)1e18);
        for(int i = j; i >= 0; --i){
            if(i == j){
                dp[i][j] = a;
            }
            else{
                dp[i][j] = dp[i][j - 1] + a;
            }
            mnval = min(mnval, mnadd[i]);
            dp[i][j] = min(dp[i][j], mnval - (long long)a * i);
            long long cnt = 0;
            for(int k = i; k != -1; k = pre[k][j - i + 1]){
                ++cnt;
                mnadd[k] = min(mnadd[k], dp[i][j] + b + cnt * c + a * (j - k + 1 - cnt * (j - i + 1)) + (long long)k * a);
            }
        }
    }
    cout << dp[0][n - 1] << '\n';
    return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49312 KB Output is correct
3 Correct 23 ms 49344 KB Output is correct
4 Correct 21 ms 49368 KB Output is correct
5 Correct 22 ms 49368 KB Output is correct
6 Correct 20 ms 49312 KB Output is correct
7 Correct 19 ms 49304 KB Output is correct
8 Correct 20 ms 49352 KB Output is correct
9 Correct 19 ms 49404 KB Output is correct
10 Correct 19 ms 49308 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49360 KB Output is correct
2 Correct 23 ms 49364 KB Output is correct
3 Correct 297 ms 69872 KB Output is correct
4 Correct 424 ms 72700 KB Output is correct
5 Correct 435 ms 75784 KB Output is correct
6 Correct 563 ms 79224 KB Output is correct
7 Correct 705 ms 82864 KB Output is correct
8 Correct 686 ms 82940 KB Output is correct
9 Correct 751 ms 82836 KB Output is correct
10 Correct 18 ms 49364 KB Output is correct
11 Correct 19 ms 49364 KB Output is correct
12 Correct 19 ms 49364 KB Output is correct
13 Correct 24 ms 49360 KB Output is correct
14 Correct 23 ms 49344 KB Output is correct
15 Correct 21 ms 49316 KB Output is correct
16 Correct 25 ms 49424 KB Output is correct
17 Correct 19 ms 49412 KB Output is correct

Subtask #3
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49312 KB Output is correct
3 Correct 23 ms 49344 KB Output is correct
4 Correct 21 ms 49368 KB Output is correct
5 Correct 22 ms 49368 KB Output is correct
6 Correct 20 ms 49312 KB Output is correct
7 Correct 19 ms 49304 KB Output is correct
8 Correct 20 ms 49352 KB Output is correct
9 Correct 19 ms 49404 KB Output is correct
10 Correct 19 ms 49308 KB Output is correct
11 Correct 21 ms 49348 KB Output is correct
12 Correct 18 ms 49420 KB Output is correct
13 Correct 19 ms 49360 KB Output is correct
14 Correct 19 ms 49416 KB Output is correct
15 Correct 23 ms 49492 KB Output is correct
16 Correct 19 ms 49364 KB Output is correct
17 Correct 19 ms 49376 KB Output is correct
18 Correct 19 ms 49388 KB Output is correct
19 Correct 19 ms 49356 KB Output is correct
20 Correct 18 ms 49320 KB Output is correct
21 Correct 19 ms 49500 KB Output is correct
22 Correct 21 ms 49492 KB Output is correct
23 Correct 22 ms 49448 KB Output is correct
24 Correct 19 ms 49492 KB Output is correct
25 Correct 21 ms 49428 KB Output is correct
26 Correct 20 ms 49492 KB Output is correct
27 Correct 20 ms 49492 KB Output is correct
28 Incorrect 20 ms 49492 KB Output isn't correct
29 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49312 KB Output is correct
3 Correct 23 ms 49344 KB Output is correct
4 Correct 21 ms 49368 KB Output is correct
5 Correct 22 ms 49368 KB Output is correct
6 Correct 20 ms 49312 KB Output is correct
7 Correct 19 ms 49304 KB Output is correct
8 Correct 20 ms 49352 KB Output is correct
9 Correct 19 ms 49404 KB Output is correct
10 Correct 19 ms 49308 KB Output is correct
11 Correct 21 ms 49348 KB Output is correct
12 Correct 18 ms 49420 KB Output is correct
13 Correct 19 ms 49360 KB Output is correct
14 Correct 19 ms 49416 KB Output is correct
15 Correct 23 ms 49492 KB Output is correct
16 Correct 19 ms 49364 KB Output is correct
17 Correct 19 ms 49376 KB Output is correct
18 Correct 19 ms 49388 KB Output is correct
19 Correct 19 ms 49356 KB Output is correct
20 Correct 18 ms 49320 KB Output is correct
21 Correct 19 ms 49500 KB Output is correct
22 Correct 21 ms 49492 KB Output is correct
23 Correct 22 ms 49448 KB Output is correct
24 Correct 19 ms 49492 KB Output is correct
25 Correct 21 ms 49428 KB Output is correct
26 Correct 20 ms 49492 KB Output is correct
27 Correct 20 ms 49492 KB Output is correct
28 Incorrect 20 ms 49492 KB Output isn't correct
29 Halted 0 ms 0 KB -

Subtask #5
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49312 KB Output is correct
3 Correct 23 ms 49344 KB Output is correct
4 Correct 21 ms 49368 KB Output is correct
5 Correct 22 ms 49368 KB Output is correct
6 Correct 20 ms 49312 KB Output is correct
7 Correct 19 ms 49304 KB Output is correct
8 Correct 20 ms 49352 KB Output is correct
9 Correct 19 ms 49404 KB Output is correct
10 Correct 19 ms 49308 KB Output is correct
11 Correct 21 ms 49348 KB Output is correct
12 Correct 18 ms 49420 KB Output is correct
13 Correct 19 ms 49360 KB Output is correct
14 Correct 19 ms 49416 KB Output is correct
15 Correct 23 ms 49492 KB Output is correct
16 Correct 19 ms 49364 KB Output is correct
17 Correct 19 ms 49376 KB Output is correct
18 Correct 19 ms 49388 KB Output is correct
19 Correct 19 ms 49356 KB Output is correct
20 Correct 18 ms 49320 KB Output is correct
21 Correct 19 ms 49500 KB Output is correct
22 Correct 21 ms 49492 KB Output is correct
23 Correct 22 ms 49448 KB Output is correct
24 Correct 19 ms 49492 KB Output is correct
25 Correct 21 ms 49428 KB Output is correct
26 Correct 20 ms 49492 KB Output is correct
27 Correct 20 ms 49492 KB Output is correct
28 Incorrect 20 ms 49492 KB Output isn't correct
29 Halted 0 ms 0 KB -

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 20 ms 49364 KB Output is correct
2 Correct 20 ms 49312 KB Output is correct
3 Correct 23 ms 49344 KB Output is correct
4 Correct 21 ms 49368 KB Output is correct
5 Correct 22 ms 49368 KB Output is correct
6 Correct 20 ms 49312 KB Output is correct
7 Correct 19 ms 49304 KB Output is correct
8 Correct 20 ms 49352 KB Output is correct
9 Correct 19 ms 49404 KB Output is correct
10 Correct 19 ms 49308 KB Output is correct
11 Correct 20 ms 49360 KB Output is correct
12 Correct 23 ms 49364 KB Output is correct
13 Correct 297 ms 69872 KB Output is correct
14 Correct 424 ms 72700 KB Output is correct
15 Correct 435 ms 75784 KB Output is correct
16 Correct 563 ms 79224 KB Output is correct
17 Correct 705 ms 82864 KB Output is correct
18 Correct 686 ms 82940 KB Output is correct
19 Correct 751 ms 82836 KB Output is correct
20 Correct 18 ms 49364 KB Output is correct
21 Correct 19 ms 49364 KB Output is correct
22 Correct 19 ms 49364 KB Output is correct
23 Correct 24 ms 49360 KB Output is correct
24 Correct 23 ms 49344 KB Output is correct
25 Correct 21 ms 49316 KB Output is correct
26 Correct 25 ms 49424 KB Output is correct
27 Correct 19 ms 49412 KB Output is correct
28 Correct 21 ms 49348 KB Output is correct
29 Correct 18 ms 49420 KB Output is correct
30 Correct 19 ms 49360 KB Output is correct
31 Correct 19 ms 49416 KB Output is correct
32 Correct 23 ms 49492 KB Output is correct
33 Correct 19 ms 49364 KB Output is correct
34 Correct 19 ms 49376 KB Output is correct
35 Correct 19 ms 49388 KB Output is correct
36 Correct 19 ms 49356 KB Output is correct
37 Correct 18 ms 49320 KB Output is correct
38 Correct 19 ms 49500 KB Output is correct
39 Correct 21 ms 49492 KB Output is correct
40 Correct 22 ms 49448 KB Output is correct
41 Correct 19 ms 49492 KB Output is correct
42 Correct 21 ms 49428 KB Output is correct
43 Correct 20 ms 49492 KB Output is correct
44 Correct 20 ms 49492 KB Output is correct
45 Incorrect 20 ms 49492 KB Output isn't correct
46 Halted 0 ms 0 KB -