oj.uz

Submission #897206

# Submission time Handle Problem Language Result Execution time Memory
897206 2024-01-02T17:37:46 Z PoPularPlusPlus Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 492 ms 98340 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb(x) push_back(x)
#define mp(x,y) make_pair(x,y)
#define all(x) x.begin(),x.end()
#define vf first 
#define vs second
const int mod = 1000000007;

mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());

const int P = 31;

int convert(char c){
	return (c-'a') + 1;
}

void solve(){
	int n;
	cin >> n;
	string s;
	cin >> s;
	int a , b , c;
	cin >> a >> b >> c;
	ll dp[n][n];
	for(int i = 0; i < n; i++){
		for(int j = 0; j < n; j++){
			dp[i][j] = 1e18;
		}
	}

	int hash_val[n][n];

	for(int i = 0; i < n; i++){
		ll pow = 1;
		ll hash = 0;
		for(int j = i; j < n; j++){
			hash += convert(s[j]) * pow;
			pow *= P;
			hash %= mod;
			pow %= mod;
			hash_val[i][j] = hash;
		}
	}


	int next[n][n];
	memset(next,-1,sizeof next);

	for(int len = 0; len < n; len++){
		vector<pair<int,int>> v;
		for(int i = 0; i + len < n; i++){
			v.pb(mp(hash_val[i][i+len],i));
		}
		sort(all(v));

		while(v.size()){

			int hash = v.back().vf;

			for(int i = v.size()-1; i >= 0 && v[i].vf == hash; i--){
				while(v.size() > i + 2 && v[v.size()-2].vs > v[i].vs + len)
					v.pop_back();

				if(v.back().vs > v[i].vs + len)
					next[v[i].vs][v[i].vs+len] = v.back().vs;
			}

			while(v.size() && v.back().vf == hash)
				v.pop_back();
		}
	}

	for(int len = 0; len < n; len++){
		for(int i = 0; i + len < n; i++){
			int j = i + len;
			dp[i][j] = min(dp[i][j],(len+1LL)*a);
			if(len > 0){
				dp[i][j] = min(dp[i][j] , min(dp[i+1][j] , dp[i][j-1]) + a);
			}
			ll val = dp[i][j] + b;
			val += c;
			int x = i , y = j;
			while(next[x][y] != -1){
				int pos = next[x][y];
				val += c;
				val += (pos - (y + 1LL))*a;
				dp[i][pos + len] = min(dp[i][pos+len],val);
				x = pos;
				y = pos + len;
			}
		}
	}

	cout << dp[0][n-1] << '\n';
}

int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	//int t;cin>>t;
	//while(t--)
		solve();
	return 0;
}

Compilation message

copypaste3.cpp: In function 'void solve()':
copypaste3.cpp:63:20: warning: comparison of integer expressions of different signedness: 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   63 |     while(v.size() > i + 2 && v[v.size()-2].vs > v[i].vs + len)
      |           ~~~~~~~~~^~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 195 ms 52772 KB Output is correct
4 Correct 318 ms 61656 KB Output is correct
5 Correct 377 ms 72020 KB Output is correct
6 Correct 401 ms 84304 KB Output is correct
7 Correct 487 ms 98108 KB Output is correct
8 Correct 482 ms 98340 KB Output is correct
9 Correct 492 ms 98136 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 356 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 356 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 2 ms 860 KB Output is correct
42 Correct 2 ms 860 KB Output is correct
43 Correct 2 ms 860 KB Output is correct
44 Correct 2 ms 856 KB Output is correct
45 Correct 2 ms 860 KB Output is correct
46 Correct 2 ms 860 KB Output is correct
47 Correct 2 ms 860 KB Output is correct
48 Correct 2 ms 856 KB Output is correct
49 Correct 2 ms 856 KB Output is correct
50 Correct 2 ms 860 KB Output is correct
51 Correct 2 ms 856 KB Output is correct
52 Correct 2 ms 860 KB Output is correct
53 Correct 2 ms 860 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 1 ms 356 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 2 ms 860 KB Output is correct
42 Correct 2 ms 860 KB Output is correct
43 Correct 2 ms 860 KB Output is correct
44 Correct 2 ms 856 KB Output is correct
45 Correct 2 ms 860 KB Output is correct
46 Correct 2 ms 860 KB Output is correct
47 Correct 2 ms 860 KB Output is correct
48 Correct 2 ms 856 KB Output is correct
49 Correct 2 ms 856 KB Output is correct
50 Correct 2 ms 860 KB Output is correct
51 Correct 2 ms 856 KB Output is correct
52 Correct 2 ms 860 KB Output is correct
53 Correct 2 ms 860 KB Output is correct
54 Correct 8 ms 3420 KB Output is correct
55 Correct 44 ms 15968 KB Output is correct
56 Correct 46 ms 16164 KB Output is correct
57 Correct 42 ms 16128 KB Output is correct
58 Correct 40 ms 15964 KB Output is correct
59 Correct 46 ms 16116 KB Output is correct
60 Correct 40 ms 16104 KB Output is correct
61 Correct 52 ms 15960 KB Output is correct
62 Correct 51 ms 15964 KB Output is correct
63 Correct 44 ms 16108 KB Output is correct
64 Correct 45 ms 15960 KB Output is correct
65 Correct 60 ms 16092 KB Output is correct
66 Correct 52 ms 15960 KB Output is correct
67 Correct 41 ms 15960 KB Output is correct

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 195 ms 52772 KB Output is correct
14 Correct 318 ms 61656 KB Output is correct
15 Correct 377 ms 72020 KB Output is correct
16 Correct 401 ms 84304 KB Output is correct
17 Correct 487 ms 98108 KB Output is correct
18 Correct 482 ms 98340 KB Output is correct
19 Correct 492 ms 98136 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 348 KB Output is correct
38 Correct 1 ms 356 KB Output is correct
39 Correct 0 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 1 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 0 ms 348 KB Output is correct
52 Correct 1 ms 348 KB Output is correct
53 Correct 0 ms 348 KB Output is correct
54 Correct 0 ms 348 KB Output is correct
55 Correct 1 ms 344 KB Output is correct
56 Correct 0 ms 348 KB Output is correct
57 Correct 1 ms 348 KB Output is correct
58 Correct 2 ms 860 KB Output is correct
59 Correct 2 ms 860 KB Output is correct
60 Correct 2 ms 860 KB Output is correct
61 Correct 2 ms 856 KB Output is correct
62 Correct 2 ms 860 KB Output is correct
63 Correct 2 ms 860 KB Output is correct
64 Correct 2 ms 860 KB Output is correct
65 Correct 2 ms 856 KB Output is correct
66 Correct 2 ms 856 KB Output is correct
67 Correct 2 ms 860 KB Output is correct
68 Correct 2 ms 856 KB Output is correct
69 Correct 2 ms 860 KB Output is correct
70 Correct 2 ms 860 KB Output is correct
71 Correct 8 ms 3420 KB Output is correct
72 Correct 44 ms 15968 KB Output is correct
73 Correct 46 ms 16164 KB Output is correct
74 Correct 42 ms 16128 KB Output is correct
75 Correct 40 ms 15964 KB Output is correct
76 Correct 46 ms 16116 KB Output is correct
77 Correct 40 ms 16104 KB Output is correct
78 Correct 52 ms 15960 KB Output is correct
79 Correct 51 ms 15964 KB Output is correct
80 Correct 44 ms 16108 KB Output is correct
81 Correct 45 ms 15960 KB Output is correct
82 Correct 60 ms 16092 KB Output is correct
83 Correct 52 ms 15960 KB Output is correct
84 Correct 41 ms 15960 KB Output is correct
85 Incorrect 118 ms 39504 KB Output isn't correct
86 Halted 0 ms 0 KB -