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Submission #720515

# Submission time Handle Problem Language Result Execution time Memory
720515 2023-04-08T11:39:33 Z Abrar_Al_Samit Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 576 ms 49676 KB 
#include<bits/stdc++.h>
using namespace std;

const int nax = 2503;
const long long INF = 1e18;
const int P = 41;
const int M = 1e9 + 9;

int n;
string s;
long long A, B, C;
long long dp[nax][nax];
long long hv[nax];
long long pw[nax];
int nxt[nax];

int get(int l, int r) {
	long long ret = hv[r] - hv[l-1];
	if(ret<0) ret += M;
	ret = (ret * pw[n-r]) % M;
	return ret;
}
void PlayGround() {
	cin>>n>>s>>A>>B>>C;

	s = '@' + s;

	pw[0] = 1;
	for(int i=1; i<=n; ++i) {
		pw[i] = (pw[i-1] * P) % M;
		hv[i] = (pw[i] * (s[i]-'a'+1)) + hv[i-1];
		hv[i] %= M;
	}

	for(int i=1; i<=n; ++i) {
		for(int j=1; j<=n; ++j) {
			dp[i][j] = INF;
		}
		dp[i][i] = A;
	}

	for(int un=1; un<=n; ++un) {
		memset(nxt, -1, sizeof nxt);
		unordered_map<int, vector<int>>app;
		for(int i=1; i+un-1<=n; ++i) if(un>1) {
			dp[i][i+un-1] = min(dp[i][i+un-1], min(dp[i+1][i+un-1], dp[i][i+un-2]) + A);
		}
		for(int i=n-un+1; i>0; --i) { // not optimal
			int crval = get(i, i+un-1);
			app[crval].push_back(i);

			if(app[crval][0]<=i+un-1) {
				nxt[i] = -1;
				continue;
			}

			int lo = 0, hi = app[crval].size()-1;
			while(lo<hi) {
				int mid = (lo+hi+1)/2;
				if(app[crval][mid]>i+un-1) lo = mid;
				else hi = mid-1;
			}
			nxt[i] = app[crval][lo];
		}

		for(int i=1; i<=n; ++i) {
			for(int j=nxt[i], cnt=2; j!=-1; j=nxt[j], ++cnt) {
				dp[i][j+un-1] = min(dp[i][j+un-1], 
					dp[i][i+un-1]+B+cnt*C + (j+un-1-i+1 - cnt*un) * A);
			}
		}
	}
	cout<<dp[1][n]<<'\n';
	// cerr << "Time elapsed: " << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
}
int main() {
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	PlayGround();
	return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 282 ms 33868 KB Output is correct
4 Correct 344 ms 38868 KB Output is correct
5 Correct 394 ms 42276 KB Output is correct
6 Correct 460 ms 45680 KB Output is correct
7 Correct 551 ms 49376 KB Output is correct
8 Correct 549 ms 49484 KB Output is correct
9 Correct 542 ms 49372 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 368 KB Output is correct
24 Correct 1 ms 452 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 368 KB Output is correct
24 Correct 1 ms 452 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 724 KB Output is correct
41 Correct 4 ms 1364 KB Output is correct
42 Correct 4 ms 1364 KB Output is correct
43 Correct 3 ms 1364 KB Output is correct
44 Correct 4 ms 1364 KB Output is correct
45 Correct 5 ms 1364 KB Output is correct
46 Correct 4 ms 1364 KB Output is correct
47 Correct 3 ms 1364 KB Output is correct
48 Correct 3 ms 1364 KB Output is correct
49 Correct 3 ms 1364 KB Output is correct
50 Correct 4 ms 1364 KB Output is correct
51 Correct 3 ms 1364 KB Output is correct
52 Correct 3 ms 1364 KB Output is correct
53 Correct 4 ms 1364 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 368 KB Output is correct
24 Correct 1 ms 452 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 468 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 0 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 0 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 724 KB Output is correct
41 Correct 4 ms 1364 KB Output is correct
42 Correct 4 ms 1364 KB Output is correct
43 Correct 3 ms 1364 KB Output is correct
44 Correct 4 ms 1364 KB Output is correct
45 Correct 5 ms 1364 KB Output is correct
46 Correct 4 ms 1364 KB Output is correct
47 Correct 3 ms 1364 KB Output is correct
48 Correct 3 ms 1364 KB Output is correct
49 Correct 3 ms 1364 KB Output is correct
50 Correct 4 ms 1364 KB Output is correct
51 Correct 3 ms 1364 KB Output is correct
52 Correct 3 ms 1364 KB Output is correct
53 Correct 4 ms 1364 KB Output is correct
54 Correct 17 ms 3760 KB Output is correct
55 Correct 75 ms 12200 KB Output is correct
56 Correct 96 ms 12308 KB Output is correct
57 Correct 87 ms 12368 KB Output is correct
58 Correct 84 ms 12300 KB Output is correct
59 Correct 86 ms 12364 KB Output is correct
60 Correct 95 ms 12244 KB Output is correct
61 Correct 69 ms 12220 KB Output is correct
62 Correct 59 ms 12116 KB Output is correct
63 Correct 77 ms 12256 KB Output is correct
64 Correct 84 ms 12260 KB Output is correct
65 Correct 78 ms 12244 KB Output is correct
66 Correct 78 ms 12240 KB Output is correct
67 Correct 82 ms 12288 KB Output is correct

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 282 ms 33868 KB Output is correct
14 Correct 344 ms 38868 KB Output is correct
15 Correct 394 ms 42276 KB Output is correct
16 Correct 460 ms 45680 KB Output is correct
17 Correct 551 ms 49376 KB Output is correct
18 Correct 549 ms 49484 KB Output is correct
19 Correct 542 ms 49372 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 0 ms 340 KB Output is correct
25 Correct 1 ms 340 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 0 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 368 KB Output is correct
41 Correct 1 ms 452 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 0 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 468 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 1 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 0 ms 340 KB Output is correct
53 Correct 0 ms 340 KB Output is correct
54 Correct 0 ms 340 KB Output is correct
55 Correct 0 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 724 KB Output is correct
58 Correct 4 ms 1364 KB Output is correct
59 Correct 4 ms 1364 KB Output is correct
60 Correct 3 ms 1364 KB Output is correct
61 Correct 4 ms 1364 KB Output is correct
62 Correct 5 ms 1364 KB Output is correct
63 Correct 4 ms 1364 KB Output is correct
64 Correct 3 ms 1364 KB Output is correct
65 Correct 3 ms 1364 KB Output is correct
66 Correct 3 ms 1364 KB Output is correct
67 Correct 4 ms 1364 KB Output is correct
68 Correct 3 ms 1364 KB Output is correct
69 Correct 3 ms 1364 KB Output is correct
70 Correct 4 ms 1364 KB Output is correct
71 Correct 17 ms 3760 KB Output is correct
72 Correct 75 ms 12200 KB Output is correct
73 Correct 96 ms 12308 KB Output is correct
74 Correct 87 ms 12368 KB Output is correct
75 Correct 84 ms 12300 KB Output is correct
76 Correct 86 ms 12364 KB Output is correct
77 Correct 95 ms 12244 KB Output is correct
78 Correct 69 ms 12220 KB Output is correct
79 Correct 59 ms 12116 KB Output is correct
80 Correct 77 ms 12256 KB Output is correct
81 Correct 84 ms 12260 KB Output is correct
82 Correct 78 ms 12244 KB Output is correct
83 Correct 78 ms 12240 KB Output is correct
84 Correct 82 ms 12288 KB Output is correct
85 Correct 224 ms 26428 KB Output is correct
86 Correct 536 ms 49676 KB Output is correct
87 Correct 576 ms 49632 KB Output is correct
88 Correct 556 ms 49632 KB Output is correct
89 Incorrect 542 ms 49624 KB Output isn't correct
90 Halted 0 ms 0 KB -