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답안 #720516

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
720516 2023-04-08T11:41:00 Z Abrar_Al_Samit Copy and Paste 3 (JOI22_copypaste3) C++17
100 / 100
 605 ms 49732 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 + 11;

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 1 ms 340 KB Output is correct
2 Correct 1 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 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 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 295 ms 33852 KB Output is correct
4 Correct 352 ms 38892 KB Output is correct
5 Correct 411 ms 42280 KB Output is correct
6 Correct 470 ms 45676 KB Output is correct
7 Correct 579 ms 49364 KB Output is correct
8 Correct 583 ms 49412 KB Output is correct
9 Correct 555 ms 49376 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 0 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

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 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 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 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 1 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 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 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 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 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 0 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 1 ms 340 KB Output is correct
2 Correct 1 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 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 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 1 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 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 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 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 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 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 3 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 5 ms 1364 KB Output is correct
45 Correct 4 ms 1364 KB Output is correct
46 Correct 4 ms 1364 KB Output is correct
47 Correct 4 ms 1364 KB Output is correct
48 Correct 3 ms 1364 KB Output is correct
49 Correct 3 ms 1452 KB Output is correct
50 Correct 4 ms 1364 KB Output is correct
51 Correct 3 ms 1364 KB Output is correct
52 Correct 4 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 1 ms 340 KB Output is correct
2 Correct 1 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 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 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 1 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 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 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 0 ms 340 KB Output is correct
27 Correct 1 ms 340 KB Output is correct
28 Correct 0 ms 340 KB Output is correct
29 Correct 1 ms 468 KB Output is correct
30 Correct 1 ms 468 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 0 ms 468 KB Output is correct
34 Correct 0 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 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 3 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 5 ms 1364 KB Output is correct
45 Correct 4 ms 1364 KB Output is correct
46 Correct 4 ms 1364 KB Output is correct
47 Correct 4 ms 1364 KB Output is correct
48 Correct 3 ms 1364 KB Output is correct
49 Correct 3 ms 1452 KB Output is correct
50 Correct 4 ms 1364 KB Output is correct
51 Correct 3 ms 1364 KB Output is correct
52 Correct 4 ms 1364 KB Output is correct
53 Correct 4 ms 1364 KB Output is correct
54 Correct 20 ms 3760 KB Output is correct
55 Correct 77 ms 12116 KB Output is correct
56 Correct 87 ms 12300 KB Output is correct
57 Correct 90 ms 12292 KB Output is correct
58 Correct 90 ms 12300 KB Output is correct
59 Correct 93 ms 12244 KB Output is correct
60 Correct 89 ms 12296 KB Output is correct
61 Correct 72 ms 12116 KB Output is correct
62 Correct 67 ms 12204 KB Output is correct
63 Correct 93 ms 12140 KB Output is correct
64 Correct 87 ms 12256 KB Output is correct
65 Correct 78 ms 12244 KB Output is correct
66 Correct 82 ms 12224 KB Output is correct
67 Correct 88 ms 12288 KB Output is correct

Subtask #6
38.0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 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 0 ms 340 KB Output is correct
8 Correct 0 ms 340 KB Output is correct
9 Correct 1 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 295 ms 33852 KB Output is correct
14 Correct 352 ms 38892 KB Output is correct
15 Correct 411 ms 42280 KB Output is correct
16 Correct 470 ms 45676 KB Output is correct
17 Correct 579 ms 49364 KB Output is correct
18 Correct 583 ms 49412 KB Output is correct
19 Correct 555 ms 49376 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 340 KB Output is correct
22 Correct 0 ms 340 KB Output is correct
23 Correct 0 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 0 ms 340 KB Output is correct
27 Correct 0 ms 340 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 1 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 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 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 0 ms 340 KB Output is correct
44 Correct 1 ms 340 KB Output is correct
45 Correct 0 ms 340 KB Output is correct
46 Correct 1 ms 468 KB Output is correct
47 Correct 1 ms 468 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 0 ms 468 KB Output is correct
51 Correct 0 ms 340 KB Output is correct
52 Correct 0 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 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 3 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 5 ms 1364 KB Output is correct
62 Correct 4 ms 1364 KB Output is correct
63 Correct 4 ms 1364 KB Output is correct
64 Correct 4 ms 1364 KB Output is correct
65 Correct 3 ms 1364 KB Output is correct
66 Correct 3 ms 1452 KB Output is correct
67 Correct 4 ms 1364 KB Output is correct
68 Correct 3 ms 1364 KB Output is correct
69 Correct 4 ms 1364 KB Output is correct
70 Correct 4 ms 1364 KB Output is correct
71 Correct 20 ms 3760 KB Output is correct
72 Correct 77 ms 12116 KB Output is correct
73 Correct 87 ms 12300 KB Output is correct
74 Correct 90 ms 12292 KB Output is correct
75 Correct 90 ms 12300 KB Output is correct
76 Correct 93 ms 12244 KB Output is correct
77 Correct 89 ms 12296 KB Output is correct
78 Correct 72 ms 12116 KB Output is correct
79 Correct 67 ms 12204 KB Output is correct
80 Correct 93 ms 12140 KB Output is correct
81 Correct 87 ms 12256 KB Output is correct
82 Correct 78 ms 12244 KB Output is correct
83 Correct 82 ms 12224 KB Output is correct
84 Correct 88 ms 12288 KB Output is correct
85 Correct 232 ms 26428 KB Output is correct
86 Correct 605 ms 49628 KB Output is correct
87 Correct 598 ms 49620 KB Output is correct
88 Correct 575 ms 49732 KB Output is correct
89 Correct 540 ms 49644 KB Output is correct
90 Correct 551 ms 49612 KB Output is correct
91 Correct 420 ms 49400 KB Output is correct
92 Correct 499 ms 49384 KB Output is correct
93 Correct 509 ms 49500 KB Output is correct
94 Correct 570 ms 49612 KB Output is correct
95 Correct 565 ms 49464 KB Output is correct
96 Correct 590 ms 49488 KB Output is correct
97 Correct 570 ms 49616 KB Output is correct