Submission #972568

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
972568	2024-04-30T15:54:13 Z	happy_node	Copy and Paste 3 (JOI22_copypaste3)	C++17	57 / 100	3000 ms	75100 KB

copypaste3

#include <bits/stdc++.h>
using namespace std;

typedef long long ll;

const int MX=2505;

int N, A, B, C;
string s;
ll dp[MX][MX];
ll ndp[MX];

const int P=1e9+93, mod=2'147'483'647;

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

ll hsh[MX][MX], pw[MX], key[MX];

bool ok(int a, int b, int l, int r) {
	if(l<=b) return false;
	return hsh[a][b]==hsh[l][r];
}

int main() {
	cin.tie(0); ios_base::sync_with_stdio(0);

	for(int i=0;i<MX;i++)
		for(int j=i;j<MX;j++)
			dp[i][j]=2e18;

	pw[0]=1;
	for(int i=1;i<MX;i++) pw[i]=pw[i-1]*P%mod;

	cin>>N;
	cin>>s;
	cin>>A>>B>>C;

	s='#'+s;

	for(int c=0;c<26;c++) key[c]=rng()%mod;

	for(int l=1;l<=N;l++) {
		for(int r=l;r<=N;r++) {
			int p=r-l+1;
			hsh[l][r]=hsh[l][r-1]+pw[p]*(key[s[r]-'a'])%mod;
			hsh[l][r]%=mod;
		}
	}

	for(int l=N;l>0;l--) {
		for(int r=l;r<=N;r++) {
			dp[l][r]=min(dp[l][r],dp[l][r-1]+A);

			for(int k=r;k<=N;k++) ndp[k]=2e18;
			
			int len=r-l+1;
			ndp[r]=min(dp[l][r]+B+C,dp[l][r]+B+dp[l][r]);

			for(int k=r+1;k<=N;k++) {
				if(ok(l,r,k-len+1,k)) ndp[k]=min(ndp[k],ndp[k-len]+C);
				ndp[k]=min(ndp[k],ndp[k-1]+A);
				dp[l][k]=min(dp[l][k],ndp[k]);
			}

			dp[l-1][r]=min(dp[l-1][r],dp[l][r]+A);
		}
	}

	cout<<dp[1][N]<<'\n';

}

Subtask #1
1.0 / 1.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50008 KB	Output is correct
2	Correct	7 ms	50012 KB	Output is correct
3	Correct	7 ms	50008 KB	Output is correct
4	Correct	7 ms	50012 KB	Output is correct
5	Correct	7 ms	50012 KB	Output is correct
6	Correct	8 ms	50012 KB	Output is correct
7	Correct	7 ms	50012 KB	Output is correct
8	Correct	7 ms	50012 KB	Output is correct
9	Correct	7 ms	50008 KB	Output is correct
10	Correct	6 ms	49880 KB	Output is correct

Subtask #2
0 / 5.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50012 KB	Output is correct
2	Correct	7 ms	50008 KB	Output is correct
3	Execution timed out	3040 ms	75100 KB	Time limit exceeded
4	Halted	0 ms	0 KB	-

Subtask #3
14.0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50008 KB	Output is correct
2	Correct	7 ms	50012 KB	Output is correct
3	Correct	7 ms	50008 KB	Output is correct
4	Correct	7 ms	50012 KB	Output is correct
5	Correct	7 ms	50012 KB	Output is correct
6	Correct	8 ms	50012 KB	Output is correct
7	Correct	7 ms	50012 KB	Output is correct
8	Correct	7 ms	50012 KB	Output is correct
9	Correct	7 ms	50008 KB	Output is correct
10	Correct	6 ms	49880 KB	Output is correct
11	Correct	7 ms	50008 KB	Output is correct
12	Correct	7 ms	50012 KB	Output is correct
13	Correct	7 ms	50160 KB	Output is correct
14	Correct	7 ms	50012 KB	Output is correct
15	Correct	8 ms	50264 KB	Output is correct
16	Correct	7 ms	50012 KB	Output is correct
17	Correct	7 ms	50012 KB	Output is correct
18	Correct	7 ms	50012 KB	Output is correct
19	Correct	7 ms	50012 KB	Output is correct
20	Correct	7 ms	50096 KB	Output is correct
21	Correct	7 ms	50012 KB	Output is correct
22	Correct	7 ms	50012 KB	Output is correct
23	Correct	7 ms	50012 KB	Output is correct
24	Correct	7 ms	50012 KB	Output is correct
25	Correct	7 ms	50012 KB	Output is correct
26	Correct	7 ms	50012 KB	Output is correct
27	Correct	7 ms	50156 KB	Output is correct
28	Correct	7 ms	50008 KB	Output is correct
29	Correct	6 ms	50216 KB	Output is correct
30	Correct	7 ms	50012 KB	Output is correct
31	Correct	7 ms	50012 KB	Output is correct
32	Correct	7 ms	50012 KB	Output is correct
33	Correct	7 ms	50008 KB	Output is correct
34	Correct	7 ms	50012 KB	Output is correct
35	Correct	7 ms	50012 KB	Output is correct
36	Correct	7 ms	50012 KB	Output is correct
37	Correct	8 ms	50012 KB	Output is correct
38	Correct	6 ms	50012 KB	Output is correct
39	Correct	7 ms	50012 KB	Output is correct

Subtask #4
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50008 KB	Output is correct
2	Correct	7 ms	50012 KB	Output is correct
3	Correct	7 ms	50008 KB	Output is correct
4	Correct	7 ms	50012 KB	Output is correct
5	Correct	7 ms	50012 KB	Output is correct
6	Correct	8 ms	50012 KB	Output is correct
7	Correct	7 ms	50012 KB	Output is correct
8	Correct	7 ms	50012 KB	Output is correct
9	Correct	7 ms	50008 KB	Output is correct
10	Correct	6 ms	49880 KB	Output is correct
11	Correct	7 ms	50008 KB	Output is correct
12	Correct	7 ms	50012 KB	Output is correct
13	Correct	7 ms	50160 KB	Output is correct
14	Correct	7 ms	50012 KB	Output is correct
15	Correct	8 ms	50264 KB	Output is correct
16	Correct	7 ms	50012 KB	Output is correct
17	Correct	7 ms	50012 KB	Output is correct
18	Correct	7 ms	50012 KB	Output is correct
19	Correct	7 ms	50012 KB	Output is correct
20	Correct	7 ms	50096 KB	Output is correct
21	Correct	7 ms	50012 KB	Output is correct
22	Correct	7 ms	50012 KB	Output is correct
23	Correct	7 ms	50012 KB	Output is correct
24	Correct	7 ms	50012 KB	Output is correct
25	Correct	7 ms	50012 KB	Output is correct
26	Correct	7 ms	50012 KB	Output is correct
27	Correct	7 ms	50156 KB	Output is correct
28	Correct	7 ms	50008 KB	Output is correct
29	Correct	6 ms	50216 KB	Output is correct
30	Correct	7 ms	50012 KB	Output is correct
31	Correct	7 ms	50012 KB	Output is correct
32	Correct	7 ms	50012 KB	Output is correct
33	Correct	7 ms	50008 KB	Output is correct
34	Correct	7 ms	50012 KB	Output is correct
35	Correct	7 ms	50012 KB	Output is correct
36	Correct	7 ms	50012 KB	Output is correct
37	Correct	8 ms	50012 KB	Output is correct
38	Correct	6 ms	50012 KB	Output is correct
39	Correct	7 ms	50012 KB	Output is correct
40	Correct	8 ms	50268 KB	Output is correct
41	Correct	12 ms	51036 KB	Output is correct
42	Correct	12 ms	51076 KB	Output is correct
43	Correct	12 ms	51036 KB	Output is correct
44	Correct	12 ms	51036 KB	Output is correct
45	Correct	13 ms	51072 KB	Output is correct
46	Correct	13 ms	51036 KB	Output is correct
47	Correct	12 ms	51036 KB	Output is correct
48	Correct	12 ms	51072 KB	Output is correct
49	Correct	13 ms	51036 KB	Output is correct
50	Correct	12 ms	51036 KB	Output is correct
51	Correct	14 ms	50920 KB	Output is correct
52	Correct	13 ms	51036 KB	Output is correct
53	Correct	12 ms	51032 KB	Output is correct

Subtask #5
32.0 / 32.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50008 KB	Output is correct
2	Correct	7 ms	50012 KB	Output is correct
3	Correct	7 ms	50008 KB	Output is correct
4	Correct	7 ms	50012 KB	Output is correct
5	Correct	7 ms	50012 KB	Output is correct
6	Correct	8 ms	50012 KB	Output is correct
7	Correct	7 ms	50012 KB	Output is correct
8	Correct	7 ms	50012 KB	Output is correct
9	Correct	7 ms	50008 KB	Output is correct
10	Correct	6 ms	49880 KB	Output is correct
11	Correct	7 ms	50008 KB	Output is correct
12	Correct	7 ms	50012 KB	Output is correct
13	Correct	7 ms	50160 KB	Output is correct
14	Correct	7 ms	50012 KB	Output is correct
15	Correct	8 ms	50264 KB	Output is correct
16	Correct	7 ms	50012 KB	Output is correct
17	Correct	7 ms	50012 KB	Output is correct
18	Correct	7 ms	50012 KB	Output is correct
19	Correct	7 ms	50012 KB	Output is correct
20	Correct	7 ms	50096 KB	Output is correct
21	Correct	7 ms	50012 KB	Output is correct
22	Correct	7 ms	50012 KB	Output is correct
23	Correct	7 ms	50012 KB	Output is correct
24	Correct	7 ms	50012 KB	Output is correct
25	Correct	7 ms	50012 KB	Output is correct
26	Correct	7 ms	50012 KB	Output is correct
27	Correct	7 ms	50156 KB	Output is correct
28	Correct	7 ms	50008 KB	Output is correct
29	Correct	6 ms	50216 KB	Output is correct
30	Correct	7 ms	50012 KB	Output is correct
31	Correct	7 ms	50012 KB	Output is correct
32	Correct	7 ms	50012 KB	Output is correct
33	Correct	7 ms	50008 KB	Output is correct
34	Correct	7 ms	50012 KB	Output is correct
35	Correct	7 ms	50012 KB	Output is correct
36	Correct	7 ms	50012 KB	Output is correct
37	Correct	8 ms	50012 KB	Output is correct
38	Correct	6 ms	50012 KB	Output is correct
39	Correct	7 ms	50012 KB	Output is correct
40	Correct	8 ms	50268 KB	Output is correct
41	Correct	12 ms	51036 KB	Output is correct
42	Correct	12 ms	51076 KB	Output is correct
43	Correct	12 ms	51036 KB	Output is correct
44	Correct	12 ms	51036 KB	Output is correct
45	Correct	13 ms	51072 KB	Output is correct
46	Correct	13 ms	51036 KB	Output is correct
47	Correct	12 ms	51036 KB	Output is correct
48	Correct	12 ms	51072 KB	Output is correct
49	Correct	13 ms	51036 KB	Output is correct
50	Correct	12 ms	51036 KB	Output is correct
51	Correct	14 ms	50920 KB	Output is correct
52	Correct	13 ms	51036 KB	Output is correct
53	Correct	12 ms	51032 KB	Output is correct
54	Correct	65 ms	52568 KB	Output is correct
55	Correct	652 ms	59068 KB	Output is correct
56	Correct	658 ms	58972 KB	Output is correct
57	Correct	646 ms	59052 KB	Output is correct
58	Correct	646 ms	59056 KB	Output is correct
59	Correct	646 ms	59224 KB	Output is correct
60	Correct	646 ms	59060 KB	Output is correct
61	Correct	656 ms	59052 KB	Output is correct
62	Correct	643 ms	59056 KB	Output is correct
63	Correct	652 ms	59052 KB	Output is correct
64	Correct	646 ms	59220 KB	Output is correct
65	Correct	643 ms	59056 KB	Output is correct
66	Correct	643 ms	59100 KB	Output is correct
67	Correct	641 ms	58972 KB	Output is correct

Subtask #6
0 / 38.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	7 ms	50008 KB	Output is correct
2	Correct	7 ms	50012 KB	Output is correct
3	Correct	7 ms	50008 KB	Output is correct
4	Correct	7 ms	50012 KB	Output is correct
5	Correct	7 ms	50012 KB	Output is correct
6	Correct	8 ms	50012 KB	Output is correct
7	Correct	7 ms	50012 KB	Output is correct
8	Correct	7 ms	50012 KB	Output is correct
9	Correct	7 ms	50008 KB	Output is correct
10	Correct	6 ms	49880 KB	Output is correct
11	Correct	7 ms	50012 KB	Output is correct
12	Correct	7 ms	50008 KB	Output is correct
13	Execution timed out	3040 ms	75100 KB	Time limit exceeded
14	Halted	0 ms	0 KB	-

Submission #972568

Compilation message

Subtask #1 1.0 / 1.0

Subtask #2 0 / 5.0

Subtask #3 14.0 / 14.0

Subtask #4 10.0 / 10.0

Subtask #5 32.0 / 32.0

Subtask #6 0 / 38.0

Subtask #1
1.0 / 1.0

Subtask #2
0 / 5.0

Subtask #3
14.0 / 14.0

Subtask #4
10.0 / 10.0

Subtask #5
32.0 / 32.0

Subtask #6
0 / 38.0