oj.uz

답안 #549389

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
549389 2022-04-15T17:41:58 Z toloraia Copy and Paste 3 (JOI22_copypaste3) C++14
62 / 100
 3000 ms 219992 KB 
#include<bits/stdc++.h>
#define ll long long
#define ull unsigned ll
#define f first
#define s second
#define pii pair<int,int>
#define pll pair<ll,ll>
#define pb push_back
#define epb emplace_back
using namespace std;
 
const int NMAX = 2501;
const int inf = 1e9 + 1;
const ll linf = 1e18 + 1;
ll mod[] ={1000000007, 1000000009, 998244353};
ll pr[] = {29, 31, 37};
 
ll po[NMAX][2];
ll h[NMAX][2];
 
void hashing(string s){
    h[0][0] = 0;
    h[0][1] = 0;
    h[0][2] = 0;
    int n = s.size();
    for(int i = 1; i <= n; i++){
        ll x = s[i - 1] - 'a' + 1;
        for(int j = 0; j < 2; j++){
            h[i][j] = h[i - 1][j] * pr[j] + x;
            h[i][j] %= mod[j];
        }
    }
}
 
int get(int l, int r, int ind){
    ll x = h[r][ind] - h[l - 1][ind] * po[r - l + 1][ind];
    x %= mod[ind];
  if (x < 0)
    x += mod[ind];
    return x;
}
 
ll dp[NMAX][NMAX];
short adj[NMAX][NMAX];
 
map<pii, int> mp;
vector <pii> vec[NMAX];
 
    vector <int> v[NMAX];
int main(){
    po[0][0] = po[0][1] = 1;
    ios_base::sync_with_stdio(false); cin.tie(0);
    int n; cin >> n;
    for(int k = 0; k < 2; k++){
    for(int i = 1; i <=n; i++){
        po[i][k] = po[i - 1][k] * pr[k];
        po[i][k] %= mod[k];
    }
    }
    for(int i = 0; i <= n; i++){
        for(int j = 0; j <= n; j++){
            dp[i][j] = linf;
        }
    }
    string s; cin >> s;
    ll a, b, c;
    cin >> a >> b >> c;
    hashing(s);
    for(int i = 1; i <= n; i++){
        for(pii to : vec[i - 1]) mp[to] = i - 1;
        for(int x,x1,v,j = i; j <= n; j++){
             x = get(i, j, 0);
             x1 = get(i, j, 1);
             v = mp[{x, x1}];
            if(v != 0)
            adj[i][j - i + 1] = v - (j - i);
            vec[j].pb({x, x1});
        }
    }
    /*for(int i = 1; i <= n; i++){
        for(int j = 1; j <= n; j++){
            cout << adj[i][j] << ' ';
        }
        cout << "\n";
    }*/
    ll cnt[n + 1];
    for(ll r = 1; r <= n; r++){
        for(int i = 1; i <= n; i++)v[i].clear();
        for(int i = 0; i <= n; i++)cnt[i] = 0;
        for(int cur,i = 1; i <= r; i++){
            cur = r - i + 1;
            while(cur){
                v[cur].pb(i);
                cur = adj[cur][i];
            }
        }
        ll mn = 0;
        dp[r][r] = a;
        for(int l = r; l >= 1; l--){
            for(int to, ind = 0; ind < v[l].size(); ind++){
                to = v[l][ind];
                cnt[to]++;
                ll val = dp[r - to + 1][r] + b;
                val += (c - (ll)to * a) * cnt[to];
                mn = min(mn, val);
            }
            dp[l][r] = mn + (ll)(r - l + 1) * a;
            dp[l][r] = min(dp[l][r], dp[l][r - 1] + a);
        }
    }
    cout << dp[1][n];
    return 0;
}

Compilation message

copypaste3.cpp: In function 'int get(int, int, int)':
copypaste3.cpp:38:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   38 |   if (x < 0)
      |   ^~
copypaste3.cpp:40:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   40 |     return x;
      |     ^~~~~~
copypaste3.cpp: In function 'int main()':
copypaste3.cpp:100:38: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  100 |             for(int to, ind = 0; ind < v[l].size(); ind++){
      |                                  ~~~~^~~~~~~~~~~~~
copypaste3.cpp: In function 'void hashing(std::string)':
copypaste3.cpp:24:11: warning: array subscript 2 is above array bounds of 'long long int [2]' [-Warray-bounds]
   24 |     h[0][2] = 0;
      |     ~~~~~~^

Subtask #1
1.0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 0 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 476 KB Output is correct
10 Correct 0 ms 468 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 596 KB Output is correct
2 Correct 0 ms 468 KB Output is correct
3 Correct 590 ms 61092 KB Output is correct
4 Correct 691 ms 69100 KB Output is correct
5 Correct 845 ms 76800 KB Output is correct
6 Correct 1008 ms 85804 KB Output is correct
7 Correct 1208 ms 95700 KB Output is correct
8 Correct 1223 ms 95524 KB Output is correct
9 Correct 1217 ms 95832 KB Output is correct
10 Correct 0 ms 340 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 0 ms 468 KB Output is correct
14 Correct 0 ms 468 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 596 KB Output is correct
17 Correct 0 ms 468 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 0 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 476 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 596 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 596 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 0 ms 468 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 0 ms 468 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 1 ms 724 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 724 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 0 ms 596 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 0 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 476 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 596 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 596 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 0 ms 468 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 0 ms 468 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 1 ms 724 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 724 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 0 ms 596 KB Output is correct
40 Correct 2 ms 1364 KB Output is correct
41 Correct 4 ms 2692 KB Output is correct
42 Correct 10 ms 3816 KB Output is correct
43 Correct 10 ms 3792 KB Output is correct
44 Correct 10 ms 3844 KB Output is correct
45 Correct 11 ms 3796 KB Output is correct
46 Correct 11 ms 3808 KB Output is correct
47 Correct 7 ms 2900 KB Output is correct
48 Correct 9 ms 3284 KB Output is correct
49 Correct 9 ms 3420 KB Output is correct
50 Correct 10 ms 3412 KB Output is correct
51 Correct 9 ms 3284 KB Output is correct
52 Correct 10 ms 3284 KB Output is correct
53 Correct 10 ms 3724 KB Output is correct

Subtask #5
32.0 / 32.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 0 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 476 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 1 ms 468 KB Output is correct
12 Correct 1 ms 468 KB Output is correct
13 Correct 1 ms 596 KB Output is correct
14 Correct 1 ms 468 KB Output is correct
15 Correct 1 ms 596 KB Output is correct
16 Correct 1 ms 468 KB Output is correct
17 Correct 0 ms 468 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 468 KB Output is correct
20 Correct 0 ms 468 KB Output is correct
21 Correct 1 ms 596 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 1 ms 724 KB Output is correct
25 Correct 1 ms 596 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 596 KB Output is correct
28 Correct 1 ms 596 KB Output is correct
29 Correct 1 ms 596 KB Output is correct
30 Correct 1 ms 724 KB Output is correct
31 Correct 1 ms 596 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 596 KB Output is correct
34 Correct 0 ms 340 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 0 ms 468 KB Output is correct
37 Correct 1 ms 468 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 0 ms 596 KB Output is correct
40 Correct 2 ms 1364 KB Output is correct
41 Correct 4 ms 2692 KB Output is correct
42 Correct 10 ms 3816 KB Output is correct
43 Correct 10 ms 3792 KB Output is correct
44 Correct 10 ms 3844 KB Output is correct
45 Correct 11 ms 3796 KB Output is correct
46 Correct 11 ms 3808 KB Output is correct
47 Correct 7 ms 2900 KB Output is correct
48 Correct 9 ms 3284 KB Output is correct
49 Correct 9 ms 3420 KB Output is correct
50 Correct 10 ms 3412 KB Output is correct
51 Correct 9 ms 3284 KB Output is correct
52 Correct 10 ms 3284 KB Output is correct
53 Correct 10 ms 3724 KB Output is correct
54 Correct 74 ms 12784 KB Output is correct
55 Correct 136 ms 22268 KB Output is correct
56 Correct 694 ms 52492 KB Output is correct
57 Correct 698 ms 52904 KB Output is correct
58 Correct 728 ms 52812 KB Output is correct
59 Correct 745 ms 52984 KB Output is correct
60 Correct 724 ms 52960 KB Output is correct
61 Correct 508 ms 35552 KB Output is correct
62 Correct 182 ms 22452 KB Output is correct
63 Correct 627 ms 45328 KB Output is correct
64 Correct 631 ms 45360 KB Output is correct
65 Correct 517 ms 37332 KB Output is correct
66 Correct 523 ms 37388 KB Output is correct
67 Correct 724 ms 52816 KB Output is correct

Subtask #6
0 / 38.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 0 ms 468 KB Output is correct
6 Correct 1 ms 468 KB Output is correct
7 Correct 0 ms 340 KB Output is correct
8 Correct 1 ms 468 KB Output is correct
9 Correct 1 ms 476 KB Output is correct
10 Correct 0 ms 468 KB Output is correct
11 Correct 1 ms 596 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 590 ms 61092 KB Output is correct
14 Correct 691 ms 69100 KB Output is correct
15 Correct 845 ms 76800 KB Output is correct
16 Correct 1008 ms 85804 KB Output is correct
17 Correct 1208 ms 95700 KB Output is correct
18 Correct 1223 ms 95524 KB Output is correct
19 Correct 1217 ms 95832 KB Output is correct
20 Correct 0 ms 340 KB Output is correct
21 Correct 1 ms 468 KB Output is correct
22 Correct 0 ms 468 KB Output is correct
23 Correct 0 ms 468 KB Output is correct
24 Correct 0 ms 468 KB Output is correct
25 Correct 1 ms 468 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 0 ms 468 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 596 KB Output is correct
31 Correct 1 ms 468 KB Output is correct
32 Correct 1 ms 596 KB Output is correct
33 Correct 1 ms 468 KB Output is correct
34 Correct 0 ms 468 KB Output is correct
35 Correct 0 ms 340 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 0 ms 468 KB Output is correct
38 Correct 1 ms 596 KB Output is correct
39 Correct 1 ms 724 KB Output is correct
40 Correct 1 ms 724 KB Output is correct
41 Correct 1 ms 724 KB Output is correct
42 Correct 1 ms 596 KB Output is correct
43 Correct 1 ms 596 KB Output is correct
44 Correct 1 ms 596 KB Output is correct
45 Correct 1 ms 596 KB Output is correct
46 Correct 1 ms 596 KB Output is correct
47 Correct 1 ms 724 KB Output is correct
48 Correct 1 ms 596 KB Output is correct
49 Correct 1 ms 596 KB Output is correct
50 Correct 1 ms 596 KB Output is correct
51 Correct 0 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 0 ms 468 KB Output is correct
54 Correct 1 ms 468 KB Output is correct
55 Correct 1 ms 468 KB Output is correct
56 Correct 0 ms 596 KB Output is correct
57 Correct 2 ms 1364 KB Output is correct
58 Correct 4 ms 2692 KB Output is correct
59 Correct 10 ms 3816 KB Output is correct
60 Correct 10 ms 3792 KB Output is correct
61 Correct 10 ms 3844 KB Output is correct
62 Correct 11 ms 3796 KB Output is correct
63 Correct 11 ms 3808 KB Output is correct
64 Correct 7 ms 2900 KB Output is correct
65 Correct 9 ms 3284 KB Output is correct
66 Correct 9 ms 3420 KB Output is correct
67 Correct 10 ms 3412 KB Output is correct
68 Correct 9 ms 3284 KB Output is correct
69 Correct 10 ms 3284 KB Output is correct
70 Correct 10 ms 3724 KB Output is correct
71 Correct 74 ms 12784 KB Output is correct
72 Correct 136 ms 22268 KB Output is correct
73 Correct 694 ms 52492 KB Output is correct
74 Correct 698 ms 52904 KB Output is correct
75 Correct 728 ms 52812 KB Output is correct
76 Correct 745 ms 52984 KB Output is correct
77 Correct 724 ms 52960 KB Output is correct
78 Correct 508 ms 35552 KB Output is correct
79 Correct 182 ms 22452 KB Output is correct
80 Correct 627 ms 45328 KB Output is correct
81 Correct 631 ms 45360 KB Output is correct
82 Correct 517 ms 37332 KB Output is correct
83 Correct 523 ms 37388 KB Output is correct
84 Correct 724 ms 52816 KB Output is correct
85 Correct 2277 ms 124528 KB Output is correct
86 Execution timed out 3062 ms 219992 KB Time limit exceeded
87 Halted 0 ms 0 KB -