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Submission #771740

# Submission time Handle Problem Language Result Execution time Memory
771740 2023-07-03T08:38:28 Z PoonYaPat Copy and Paste 3 (JOI22_copypaste3) C++14
100 / 100
 2589 ms 49896 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<vector<ll>,ll> pii;

int n;
string s;
ll dp[2505][2505],nxt[2505],a,b,c,qs[4][2505],mod=1e9+7,hs[4],inv[4],mul[4][2505];

ll power(ll a, ll n) {
    ll ans=1;
    while (n) {
        if (n%2==1) ans=(ans*a)%mod;
        a=(a*a)%mod;
        n/=2;
    }
    return ans;
}

vector<ll> hsh(int l, int r) {
    vector<ll> res;
    for (int x=0; x<2; ++x) res.push_back(((qs[x][r]-qs[x][l-1]+mod)%mod * power(inv[x],l-1))%mod);
    return res;
}

int main() {
    ios_base::sync_with_stdio(0); cin.tie(0);
    for (int i=1; i<=2500; ++i) for (int j=1; j<=2500; ++j) dp[i][j]=1e18;
    cin>>n>>s>>a>>b>>c;
    s=" "+s;

    hs[0]=911;
    hs[1]=5e6+11;

    for (int x=0; x<2; ++x) {
        mul[x][0]=1;
        inv[x]=power(hs[x],mod-2);
        for (int i=1; i<n; ++i) mul[x][i]=(mul[x][i-1]*hs[x])%mod;
        for (int i=1; i<=n; ++i) qs[x][i]=(qs[x][i-1]+mul[x][i-1]*(s[i]-'a'))%mod;
    }

    for (ll siz=1; siz<=n;  ++siz) {

        //find next
        map<vector<ll>,int> bef;
        queue<pii> q;
        memset(nxt,0,sizeof(nxt));

        for (int l=n-siz+1; l>=1; --l) {
            int r=l+siz-1;
            while (q.size()>=siz)  {
                bef[q.front().first]=q.front().second;
                q.pop();
            }
            nxt[l]=bef[hsh(l,r)];
            q.push(pii(hsh(l,r),l));
        }

        //find dp
        for (ll l=1; l+siz-1<=n; ++l) {
            ll r=l+siz-1;
            if (siz==1) dp[l][r]=a;
            else dp[l][r]=min({dp[l][r],dp[l][r-1]+a,dp[l+1][r]+a});

            ll nl=l,nr=r,cnt=0;
            while (nl) {
                ++cnt;
                dp[l][nr]=min(dp[l][nr],dp[l][r]+ ((nr-l+1)-siz*cnt)*a+b+c*cnt);
                nl=nxt[nl];
                nr=nl+siz-1;
            }
        }
    }
    cout<<dp[1][n];
}

Compilation message

copypaste3.cpp: In function 'int main()':
copypaste3.cpp:51:28: warning: comparison of integer expressions of different signedness: 'std::queue<std::pair<std::vector<long long int>, long long int> >::size_type' {aka 'long unsigned int'} and 'll' {aka 'long long int'} [-Wsign-compare]
   51 |             while (q.size()>=siz)  {
      |                    ~~~~~~~~^~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 19 ms 49332 KB Output is correct
4 Correct 19 ms 49364 KB Output is correct
5 Correct 19 ms 49364 KB Output is correct
6 Correct 20 ms 49376 KB Output is correct
7 Correct 21 ms 49380 KB Output is correct
8 Correct 21 ms 49236 KB Output is correct
9 Correct 21 ms 49284 KB Output is correct
10 Correct 20 ms 49324 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 49352 KB Output is correct
2 Correct 20 ms 49352 KB Output is correct
3 Correct 1037 ms 49544 KB Output is correct
4 Correct 1253 ms 49424 KB Output is correct
5 Correct 1462 ms 49576 KB Output is correct
6 Correct 1720 ms 49624 KB Output is correct
7 Correct 2025 ms 49580 KB Output is correct
8 Correct 2053 ms 49612 KB Output is correct
9 Correct 2036 ms 49624 KB Output is correct
10 Correct 21 ms 49356 KB Output is correct
11 Correct 21 ms 49256 KB Output is correct
12 Correct 21 ms 49356 KB Output is correct
13 Correct 21 ms 49264 KB Output is correct
14 Correct 21 ms 49352 KB Output is correct
15 Correct 21 ms 49380 KB Output is correct
16 Correct 21 ms 49384 KB Output is correct
17 Correct 21 ms 49264 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 19 ms 49332 KB Output is correct
4 Correct 19 ms 49364 KB Output is correct
5 Correct 19 ms 49364 KB Output is correct
6 Correct 20 ms 49376 KB Output is correct
7 Correct 21 ms 49380 KB Output is correct
8 Correct 21 ms 49236 KB Output is correct
9 Correct 21 ms 49284 KB Output is correct
10 Correct 20 ms 49324 KB Output is correct
11 Correct 25 ms 49276 KB Output is correct
12 Correct 20 ms 49348 KB Output is correct
13 Correct 21 ms 49352 KB Output is correct
14 Correct 21 ms 49264 KB Output is correct
15 Correct 24 ms 49304 KB Output is correct
16 Correct 21 ms 49364 KB Output is correct
17 Correct 21 ms 49280 KB Output is correct
18 Correct 21 ms 49324 KB Output is correct
19 Correct 20 ms 49280 KB Output is correct
20 Correct 20 ms 49344 KB Output is correct
21 Correct 21 ms 49272 KB Output is correct
22 Correct 21 ms 49304 KB Output is correct
23 Correct 26 ms 49288 KB Output is correct
24 Correct 25 ms 49372 KB Output is correct
25 Correct 20 ms 49316 KB Output is correct
26 Correct 22 ms 49368 KB Output is correct
27 Correct 20 ms 49260 KB Output is correct
28 Correct 22 ms 49316 KB Output is correct
29 Correct 21 ms 49328 KB Output is correct
30 Correct 23 ms 49304 KB Output is correct
31 Correct 21 ms 49284 KB Output is correct
32 Correct 21 ms 49384 KB Output is correct
33 Correct 22 ms 49328 KB Output is correct
34 Correct 21 ms 49384 KB Output is correct
35 Correct 21 ms 49364 KB Output is correct
36 Correct 21 ms 49288 KB Output is correct
37 Correct 21 ms 49272 KB Output is correct
38 Correct 21 ms 49328 KB Output is correct
39 Correct 21 ms 49308 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 19 ms 49332 KB Output is correct
4 Correct 19 ms 49364 KB Output is correct
5 Correct 19 ms 49364 KB Output is correct
6 Correct 20 ms 49376 KB Output is correct
7 Correct 21 ms 49380 KB Output is correct
8 Correct 21 ms 49236 KB Output is correct
9 Correct 21 ms 49284 KB Output is correct
10 Correct 20 ms 49324 KB Output is correct
11 Correct 25 ms 49276 KB Output is correct
12 Correct 20 ms 49348 KB Output is correct
13 Correct 21 ms 49352 KB Output is correct
14 Correct 21 ms 49264 KB Output is correct
15 Correct 24 ms 49304 KB Output is correct
16 Correct 21 ms 49364 KB Output is correct
17 Correct 21 ms 49280 KB Output is correct
18 Correct 21 ms 49324 KB Output is correct
19 Correct 20 ms 49280 KB Output is correct
20 Correct 20 ms 49344 KB Output is correct
21 Correct 21 ms 49272 KB Output is correct
22 Correct 21 ms 49304 KB Output is correct
23 Correct 26 ms 49288 KB Output is correct
24 Correct 25 ms 49372 KB Output is correct
25 Correct 20 ms 49316 KB Output is correct
26 Correct 22 ms 49368 KB Output is correct
27 Correct 20 ms 49260 KB Output is correct
28 Correct 22 ms 49316 KB Output is correct
29 Correct 21 ms 49328 KB Output is correct
30 Correct 23 ms 49304 KB Output is correct
31 Correct 21 ms 49284 KB Output is correct
32 Correct 21 ms 49384 KB Output is correct
33 Correct 22 ms 49328 KB Output is correct
34 Correct 21 ms 49384 KB Output is correct
35 Correct 21 ms 49364 KB Output is correct
36 Correct 21 ms 49288 KB Output is correct
37 Correct 21 ms 49272 KB Output is correct
38 Correct 21 ms 49328 KB Output is correct
39 Correct 21 ms 49308 KB Output is correct
40 Correct 23 ms 49364 KB Output is correct
41 Correct 29 ms 49352 KB Output is correct
42 Correct 33 ms 49436 KB Output is correct
43 Correct 36 ms 49364 KB Output is correct
44 Correct 32 ms 49408 KB Output is correct
45 Correct 32 ms 49392 KB Output is correct
46 Correct 31 ms 49388 KB Output is correct
47 Correct 31 ms 49396 KB Output is correct
48 Correct 31 ms 49368 KB Output is correct
49 Correct 31 ms 49356 KB Output is correct
50 Correct 31 ms 49364 KB Output is correct
51 Correct 37 ms 49404 KB Output is correct
52 Correct 31 ms 49324 KB Output is correct
53 Correct 31 ms 49412 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 19 ms 49332 KB Output is correct
4 Correct 19 ms 49364 KB Output is correct
5 Correct 19 ms 49364 KB Output is correct
6 Correct 20 ms 49376 KB Output is correct
7 Correct 21 ms 49380 KB Output is correct
8 Correct 21 ms 49236 KB Output is correct
9 Correct 21 ms 49284 KB Output is correct
10 Correct 20 ms 49324 KB Output is correct
11 Correct 25 ms 49276 KB Output is correct
12 Correct 20 ms 49348 KB Output is correct
13 Correct 21 ms 49352 KB Output is correct
14 Correct 21 ms 49264 KB Output is correct
15 Correct 24 ms 49304 KB Output is correct
16 Correct 21 ms 49364 KB Output is correct
17 Correct 21 ms 49280 KB Output is correct
18 Correct 21 ms 49324 KB Output is correct
19 Correct 20 ms 49280 KB Output is correct
20 Correct 20 ms 49344 KB Output is correct
21 Correct 21 ms 49272 KB Output is correct
22 Correct 21 ms 49304 KB Output is correct
23 Correct 26 ms 49288 KB Output is correct
24 Correct 25 ms 49372 KB Output is correct
25 Correct 20 ms 49316 KB Output is correct
26 Correct 22 ms 49368 KB Output is correct
27 Correct 20 ms 49260 KB Output is correct
28 Correct 22 ms 49316 KB Output is correct
29 Correct 21 ms 49328 KB Output is correct
30 Correct 23 ms 49304 KB Output is correct
31 Correct 21 ms 49284 KB Output is correct
32 Correct 21 ms 49384 KB Output is correct
33 Correct 22 ms 49328 KB Output is correct
34 Correct 21 ms 49384 KB Output is correct
35 Correct 21 ms 49364 KB Output is correct
36 Correct 21 ms 49288 KB Output is correct
37 Correct 21 ms 49272 KB Output is correct
38 Correct 21 ms 49328 KB Output is correct
39 Correct 21 ms 49308 KB Output is correct
40 Correct 23 ms 49364 KB Output is correct
41 Correct 29 ms 49352 KB Output is correct
42 Correct 33 ms 49436 KB Output is correct
43 Correct 36 ms 49364 KB Output is correct
44 Correct 32 ms 49408 KB Output is correct
45 Correct 32 ms 49392 KB Output is correct
46 Correct 31 ms 49388 KB Output is correct
47 Correct 31 ms 49396 KB Output is correct
48 Correct 31 ms 49368 KB Output is correct
49 Correct 31 ms 49356 KB Output is correct
50 Correct 31 ms 49364 KB Output is correct
51 Correct 37 ms 49404 KB Output is correct
52 Correct 31 ms 49324 KB Output is correct
53 Correct 31 ms 49412 KB Output is correct
54 Correct 80 ms 49344 KB Output is correct
55 Correct 305 ms 49436 KB Output is correct
56 Correct 368 ms 49516 KB Output is correct
57 Correct 367 ms 49516 KB Output is correct
58 Correct 369 ms 49508 KB Output is correct
59 Correct 369 ms 49512 KB Output is correct
60 Correct 362 ms 49516 KB Output is correct
61 Correct 338 ms 49456 KB Output is correct
62 Correct 299 ms 49428 KB Output is correct
63 Correct 351 ms 49576 KB Output is correct
64 Correct 352 ms 49484 KB Output is correct
65 Correct 341 ms 49404 KB Output is correct
66 Correct 337 ms 49408 KB Output is correct
67 Correct 361 ms 49500 KB Output is correct

Subtask #6
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 19 ms 49364 KB Output is correct
2 Correct 19 ms 49368 KB Output is correct
3 Correct 19 ms 49332 KB Output is correct
4 Correct 19 ms 49364 KB Output is correct
5 Correct 19 ms 49364 KB Output is correct
6 Correct 20 ms 49376 KB Output is correct
7 Correct 21 ms 49380 KB Output is correct
8 Correct 21 ms 49236 KB Output is correct
9 Correct 21 ms 49284 KB Output is correct
10 Correct 20 ms 49324 KB Output is correct
11 Correct 21 ms 49352 KB Output is correct
12 Correct 20 ms 49352 KB Output is correct
13 Correct 1037 ms 49544 KB Output is correct
14 Correct 1253 ms 49424 KB Output is correct
15 Correct 1462 ms 49576 KB Output is correct
16 Correct 1720 ms 49624 KB Output is correct
17 Correct 2025 ms 49580 KB Output is correct
18 Correct 2053 ms 49612 KB Output is correct
19 Correct 2036 ms 49624 KB Output is correct
20 Correct 21 ms 49356 KB Output is correct
21 Correct 21 ms 49256 KB Output is correct
22 Correct 21 ms 49356 KB Output is correct
23 Correct 21 ms 49264 KB Output is correct
24 Correct 21 ms 49352 KB Output is correct
25 Correct 21 ms 49380 KB Output is correct
26 Correct 21 ms 49384 KB Output is correct
27 Correct 21 ms 49264 KB Output is correct
28 Correct 25 ms 49276 KB Output is correct
29 Correct 20 ms 49348 KB Output is correct
30 Correct 21 ms 49352 KB Output is correct
31 Correct 21 ms 49264 KB Output is correct
32 Correct 24 ms 49304 KB Output is correct
33 Correct 21 ms 49364 KB Output is correct
34 Correct 21 ms 49280 KB Output is correct
35 Correct 21 ms 49324 KB Output is correct
36 Correct 20 ms 49280 KB Output is correct
37 Correct 20 ms 49344 KB Output is correct
38 Correct 21 ms 49272 KB Output is correct
39 Correct 21 ms 49304 KB Output is correct
40 Correct 26 ms 49288 KB Output is correct
41 Correct 25 ms 49372 KB Output is correct
42 Correct 20 ms 49316 KB Output is correct
43 Correct 22 ms 49368 KB Output is correct
44 Correct 20 ms 49260 KB Output is correct
45 Correct 22 ms 49316 KB Output is correct
46 Correct 21 ms 49328 KB Output is correct
47 Correct 23 ms 49304 KB Output is correct
48 Correct 21 ms 49284 KB Output is correct
49 Correct 21 ms 49384 KB Output is correct
50 Correct 22 ms 49328 KB Output is correct
51 Correct 21 ms 49384 KB Output is correct
52 Correct 21 ms 49364 KB Output is correct
53 Correct 21 ms 49288 KB Output is correct
54 Correct 21 ms 49272 KB Output is correct
55 Correct 21 ms 49328 KB Output is correct
56 Correct 21 ms 49308 KB Output is correct
57 Correct 23 ms 49364 KB Output is correct
58 Correct 29 ms 49352 KB Output is correct
59 Correct 33 ms 49436 KB Output is correct
60 Correct 36 ms 49364 KB Output is correct
61 Correct 32 ms 49408 KB Output is correct
62 Correct 32 ms 49392 KB Output is correct
63 Correct 31 ms 49388 KB Output is correct
64 Correct 31 ms 49396 KB Output is correct
65 Correct 31 ms 49368 KB Output is correct
66 Correct 31 ms 49356 KB Output is correct
67 Correct 31 ms 49364 KB Output is correct
68 Correct 37 ms 49404 KB Output is correct
69 Correct 31 ms 49324 KB Output is correct
70 Correct 31 ms 49412 KB Output is correct
71 Correct 80 ms 49344 KB Output is correct
72 Correct 305 ms 49436 KB Output is correct
73 Correct 368 ms 49516 KB Output is correct
74 Correct 367 ms 49516 KB Output is correct
75 Correct 369 ms 49508 KB Output is correct
76 Correct 369 ms 49512 KB Output is correct
77 Correct 362 ms 49516 KB Output is correct
78 Correct 338 ms 49456 KB Output is correct
79 Correct 299 ms 49428 KB Output is correct
80 Correct 351 ms 49576 KB Output is correct
81 Correct 352 ms 49484 KB Output is correct
82 Correct 341 ms 49404 KB Output is correct
83 Correct 337 ms 49408 KB Output is correct
84 Correct 361 ms 49500 KB Output is correct
85 Correct 933 ms 49612 KB Output is correct
86 Correct 2562 ms 49736 KB Output is correct
87 Correct 2589 ms 49732 KB Output is correct
88 Correct 2538 ms 49736 KB Output is correct
89 Correct 2556 ms 49736 KB Output is correct
90 Correct 2553 ms 49820 KB Output is correct
91 Correct 2153 ms 49536 KB Output is correct
92 Correct 2128 ms 49532 KB Output is correct
93 Correct 2391 ms 49612 KB Output is correct
94 Correct 2406 ms 49896 KB Output is correct
95 Correct 2351 ms 49700 KB Output is correct
96 Correct 2409 ms 49512 KB Output is correct
97 Correct 2488 ms 49724 KB Output is correct