oj.uz

Submission #556094

# Submission time Handle Problem Language Result Execution time Memory
556094 2022-05-02T10:54:05 Z 600Mihnea Copy and Paste 3 (JOI22_copypaste3) C++17
25 / 100
 3000 ms 38672 KB 
#include <bits/stdc++.h>

bool home = 1;

using namespace std;

typedef long long ll;
const int N=2500+7;
const ll INF=(ll)1e18+7;
int n;
int v[N];
int lcp[N][N];
ll a, b, c, dp[N][N];

signed main() {
#ifdef ONLINE_JUDGE
  home = 0;
#endif

  home=0;

  if (home) {
    freopen("I_am_iron_man", "r", stdin);
  }
  else {
    ios::sync_with_stdio(0); cin.tie(0);
  }


  cin>>n;

  {
    string str;
    cin>>str;
    assert((int)str.size()==n);

    for(int i=1;i<=n;i++){
      v[i]=str[i-1]-'a';
      assert(0<=v[i]&&v[i]<26);
    }
    cin>>a>>b>>c;
  }

  for (int i=n;i>=1;i--) {
    for (int j=n;j>=1;j--) {
      if (v[i]==v[j]){
        lcp[i][j]=1+lcp[i+1][j+1];
      }
    }
  }

  for (int l=1;l<=n;l++) {
    for (int r=l;r<=n;r++) {
      dp[l][r]=INF;
    }
  }

  for (int l=n;l>=1;l--) {
    for (int len=1;l+len<=n;len++) {
      vector<int> pivots;

      int k=l;

      while (k+len-1<=n) {
        if (lcp[l][k]>=len) {
          pivots.push_back(k);
          k+=len;
        }else{
          k++;
        }
      }
      int cnt=0;

      for (int r=l+len;r<=n;r++) {

        while(cnt<(int)pivots.size()&&pivots[cnt]+len-1<=r) {
          cnt++;
        }

        dp[l][r]=min(dp[l][r],dp[r-len+1][r]+cnt*(c-a*len));
      }
    }
    for (int r=l;r<=n;r++){
      dp[l][r]=min(dp[l][r]+a*(r-l+1)+b,min(dp[l+1][r],dp[l][r-1])+a);
    }
  }

  cout<<dp[1][n]<<"\n";
}

Compilation message

copypaste3.cpp: In function 'int main()':
copypaste3.cpp:23:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |     freopen("I_am_iron_man", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# 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 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 1 ms 340 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 452 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Execution timed out 3065 ms 38672 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #3
14.0 / 14.0

# 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 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 328 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 596 KB Output is correct
23 Correct 1 ms 468 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 468 KB Output is correct
27 Correct 1 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 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct

Subtask #4
10.0 / 10.0

# 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 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 328 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 596 KB Output is correct
23 Correct 1 ms 468 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 468 KB Output is correct
27 Correct 1 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 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 980 KB Output is correct
41 Correct 5 ms 2260 KB Output is correct
42 Correct 5 ms 2132 KB Output is correct
43 Correct 5 ms 2260 KB Output is correct
44 Correct 5 ms 2244 KB Output is correct
45 Correct 5 ms 2132 KB Output is correct
46 Correct 6 ms 2212 KB Output is correct
47 Correct 6 ms 2244 KB Output is correct
48 Correct 6 ms 2132 KB Output is correct
49 Correct 7 ms 2132 KB Output is correct
50 Correct 5 ms 2260 KB Output is correct
51 Correct 6 ms 2260 KB Output is correct
52 Correct 6 ms 2260 KB Output is correct
53 Correct 5 ms 2132 KB Output is correct

Subtask #5
0 / 32.0

# 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 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 1 ms 340 KB Output is correct
11 Correct 0 ms 340 KB Output is correct
12 Correct 0 ms 468 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 468 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 0 ms 340 KB Output is correct
18 Correct 1 ms 328 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 596 KB Output is correct
23 Correct 1 ms 468 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 468 KB Output is correct
27 Correct 1 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 596 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 332 KB Output is correct
36 Correct 1 ms 340 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 340 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 980 KB Output is correct
41 Correct 5 ms 2260 KB Output is correct
42 Correct 5 ms 2132 KB Output is correct
43 Correct 5 ms 2260 KB Output is correct
44 Correct 5 ms 2244 KB Output is correct
45 Correct 5 ms 2132 KB Output is correct
46 Correct 6 ms 2212 KB Output is correct
47 Correct 6 ms 2244 KB Output is correct
48 Correct 6 ms 2132 KB Output is correct
49 Correct 7 ms 2132 KB Output is correct
50 Correct 5 ms 2260 KB Output is correct
51 Correct 6 ms 2260 KB Output is correct
52 Correct 6 ms 2260 KB Output is correct
53 Correct 5 ms 2132 KB Output is correct
54 Correct 37 ms 5516 KB Output is correct
55 Correct 453 ms 16176 KB Output is correct
56 Incorrect 467 ms 16160 KB Output isn't correct
57 Halted 0 ms 0 KB -

Subtask #6
0 / 38.0

# 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 0 ms 340 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 1 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 1 ms 340 KB Output is correct
11 Correct 1 ms 452 KB Output is correct
12 Correct 0 ms 340 KB Output is correct
13 Execution timed out 3065 ms 38672 KB Time limit exceeded
14 Halted 0 ms 0 KB -