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답안 #720513

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
720513 2023-04-08T11:33:11 Z Abrar_Al_Samit Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 551 ms 49668 KB 
#include<bits/stdc++.h>
using namespace std;

const int nax = 2503;
const long long INF = 1e18;
const int P = 31;
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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 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 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 273 ms 33748 KB Output is correct
4 Correct 343 ms 38980 KB Output is correct
5 Correct 379 ms 42196 KB Output is correct
6 Correct 472 ms 45772 KB Output is correct
7 Correct 549 ms 49484 KB Output is correct
8 Correct 529 ms 49448 KB Output is correct
9 Correct 530 ms 49384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 332 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 332 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 328 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 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 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 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 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 468 KB Output is correct
30 Correct 1 ms 416 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 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

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 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 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 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 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 468 KB Output is correct
30 Correct 1 ms 416 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 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 724 KB Output is correct
41 Correct 3 ms 1364 KB Output is correct
42 Correct 4 ms 1364 KB Output is correct
43 Correct 4 ms 1364 KB Output is correct
44 Correct 4 ms 1460 KB Output is correct
45 Correct 3 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

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 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 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 KB Output is correct
10 Correct 1 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 0 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 0 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 0 ms 340 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 468 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 468 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 468 KB Output is correct
30 Correct 1 ms 416 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 468 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 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 724 KB Output is correct
41 Correct 3 ms 1364 KB Output is correct
42 Correct 4 ms 1364 KB Output is correct
43 Correct 4 ms 1364 KB Output is correct
44 Correct 4 ms 1460 KB Output is correct
45 Correct 3 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 18 ms 3760 KB Output is correct
55 Correct 69 ms 12204 KB Output is correct
56 Correct 86 ms 12244 KB Output is correct
57 Correct 89 ms 12292 KB Output is correct
58 Correct 86 ms 12304 KB Output is correct
59 Correct 85 ms 12300 KB Output is correct
60 Correct 88 ms 12244 KB Output is correct
61 Correct 72 ms 12216 KB Output is correct
62 Correct 69 ms 12116 KB Output is correct
63 Correct 83 ms 12252 KB Output is correct
64 Correct 82 ms 12304 KB Output is correct
65 Correct 74 ms 12244 KB Output is correct
66 Correct 74 ms 12192 KB Output is correct
67 Correct 87 ms 12312 KB Output is correct

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 0 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 0 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 0 ms 340 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 273 ms 33748 KB Output is correct
14 Correct 343 ms 38980 KB Output is correct
15 Correct 379 ms 42196 KB Output is correct
16 Correct 472 ms 45772 KB Output is correct
17 Correct 549 ms 49484 KB Output is correct
18 Correct 529 ms 49448 KB Output is correct
19 Correct 530 ms 49384 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 332 KB Output is correct
23 Correct 1 ms 332 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 1 ms 332 KB Output is correct
26 Correct 1 ms 340 KB Output is correct
27 Correct 1 ms 328 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 0 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 340 KB Output is correct
34 Correct 0 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 1 ms 468 KB Output is correct
39 Correct 1 ms 340 KB Output is correct
40 Correct 1 ms 340 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 468 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 0 ms 468 KB Output is correct
47 Correct 1 ms 416 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 468 KB Output is correct
50 Correct 0 ms 468 KB Output is correct
51 Correct 0 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 0 ms 340 KB Output is correct
55 Correct 1 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 3 ms 1364 KB Output is correct
59 Correct 4 ms 1364 KB Output is correct
60 Correct 4 ms 1364 KB Output is correct
61 Correct 4 ms 1460 KB Output is correct
62 Correct 3 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 18 ms 3760 KB Output is correct
72 Correct 69 ms 12204 KB Output is correct
73 Correct 86 ms 12244 KB Output is correct
74 Correct 89 ms 12292 KB Output is correct
75 Correct 86 ms 12304 KB Output is correct
76 Correct 85 ms 12300 KB Output is correct
77 Correct 88 ms 12244 KB Output is correct
78 Correct 72 ms 12216 KB Output is correct
79 Correct 69 ms 12116 KB Output is correct
80 Correct 83 ms 12252 KB Output is correct
81 Correct 82 ms 12304 KB Output is correct
82 Correct 74 ms 12244 KB Output is correct
83 Correct 74 ms 12192 KB Output is correct
84 Correct 87 ms 12312 KB Output is correct
85 Correct 221 ms 26432 KB Output is correct
86 Correct 541 ms 49628 KB Output is correct
87 Correct 545 ms 49624 KB Output is correct
88 Correct 527 ms 49668 KB Output is correct
89 Correct 551 ms 49620 KB Output is correct
90 Incorrect 534 ms 49616 KB Output isn't correct
91 Halted 0 ms 0 KB -