oj.uz

Submission #735186

# Submission time Handle Problem Language Result Execution time Memory
735186 2023-05-03T16:46:27 Z Sam_a17 Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
 1738 ms 366964 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <bits/stdc++.h>
//#include "temp.cpp"
#include <cstdio>
using namespace std;
 
#ifndef ONLINE_JUDGE
#define dbg(x) cerr << #x <<" "; print(x); cerr << endl;
#else
#define dbg(x)
#endif
 
#define sz(x) (int((x).size()))
#define len(x) (int)x.length()
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define clr(x) (x).clear()
#define uniq(x) x.resize(unique(all(x)) - x.begin());
#define blt(x) __builtin_popcount(x)
 
#define pb push_back
#define popf pop_front
#define popb pop_back
 
void print(long long t) {cerr << t;}
void print(int t) {cerr << t;}
void print(string t) {cerr << t;}
void print(char t) {cerr << t;}
void print(double t) {cerr << t;}
void print(long double t) {cerr << t;}
void print(unsigned long long t) {cerr << t;}
 
template <class T, class V> void print(pair <T, V> p);
template <class T> void print(vector <T> v);
template <class T> void print(set <T> v);
template <class T, class V> void print(map <T, V> v);
template <class T> void print(multiset <T> v);
template <class T, class V> void print(T v[],V n) {cerr << "["; for(int i = 0; i < n; i++) {print(v[i]); cerr << " "; } cerr << "]";}
template <class T, class V> void print(pair <T, V> p) {cerr << "{"; print(p.first); cerr << ","; print(p.second); cerr << "}";}
template <class T> void print(vector <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(deque <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(set <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T> void print(multiset <T> v) {cerr << "[ "; for (T i : v) {print(i); cerr << " ";} cerr << "]";}
template <class T, class V> void print(map <T, V> v) {cerr << "[ "; for (auto i : v) {print(i); cerr << " ";} cerr << "]";}
 
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define nl '\n'
 
// for grid problems
int dx[8] = {-1,0,1,0,1,-1,1,-1};
int dy[8] = {0,1,0,-1,1,1,-1,-1};
 
// lowest / (1 << 17) >= 1e5 / (1 << 18) >= 2e5 / (1 << 21) >= 1e6
void fastIO() {
  ios_base::sync_with_stdio(false);
  cin.tie(nullptr); cout.tie(nullptr);
}
// file in/out
void setIO(string str = "") {
  fastIO();
 
  if (str != "") {
    freopen((str + ".in").c_str(), "r", stdin);
    freopen((str + ".out").c_str(), "w", stdout);
  }
}
// Indexed Set
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
const int N = 2505;
const long long inf = 1e18;
long long a, b, c, dp[N][N], nxt[N];
int n;
string s;

const long long mod = 1e9 + 7;
long long h1[N], h2[N];
long long pw1[N], pw2[N];
 
long long compute1(int l, int r) {
  return (h1[l] - (pw1[r - l + 1] * h1[r + 1]) % mod + mod) % mod;
}
 
long long compute2(int l, int r) {
  return (h2[l] - (pw2[r - l + 1] * h2[r + 1]) % mod + mod) % mod;
}

pair<long long, long long> add(int l, int r) {
  l--, r--;
  pair<long long, long long> par;
  par.first = compute1(l, r);
  par.second = compute1(l, r);
  return par;
}

struct hash_pair {
    template <class T1, class T2>
    size_t operator()(const pair<T1, T2>& p) const
    {
        auto hash1 = hash<T1>{}(p.first);
        auto hash2 = hash<T2>{}(p.second);
 
        if (hash1 != hash2) {
            return hash1 ^ hash2;             
        }
         
        // If hash1 == hash2, their XOR is zero.
        return hash1;
    }
};

unordered_map<pair<long long, long long>, vector<int>, hash_pair> mp;

void solve_() {
  cin >> n >> s;
  cin >> a >> b >> c;

  for(int i = 1; i <= n; i++) {
    for(int j = 1; j <= n; j++) {
      dp[i][j] = inf;
    }
  }

  mp.reserve((N * N) / 2);

  //
  for(int i = n - 1; i >= 0; i--) {
    h1[i] = ((h1[i + 1] * 41ll) % mod + s[i] - 'a' + 1) % mod; 
    h2[i] = ((h2[i + 1] * 29ll) % mod + s[i] - 'a' + 1) % mod; 
  }

  pw1[0] = pw2[0] = 1;
  for(int i = 1; i <= n; i++) {
    pw1[i] = (pw1[i - 1] * 41ll) % mod;
    pw2[i] = (pw2[i - 1] * 29ll) % mod; 
  }

  for(int len = 1; len <= n; len++) {
    for(int l = 1; l + len - 1 <= n; l++) {
      int r = l + len - 1;
      nxt[l] = n + 1;
      mp[add(l, r)].push_back(l);

      if(len == 1) {
        dp[l][r] = a;
      } else {
        dp[l][r] = min(dp[l][r], dp[l][r - 1] + a);
        dp[l][r] = min(dp[l][r], dp[l + 1][r] + a);
      }
    }

    for(int l = n - len + 1; l >= 1; l--) {
      int r = l + len - 1;
      auto pr = add(l, r);
      auto it = lower_bound(all(mp[pr]), r + 1);
      if(it != mp[pr].end()) {
        nxt[l] = *it;
      }


      int li = l;
      long long pp = dp[l][r], cnt = 1;

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

    for(int l = 1; l + len - 1 <= n; l++) {
      int r = l + len - 1;
      mp[add(l, r)].clear();
    }
  }

  assert(dp[1][n] >= 0);
  cout << dp[1][n] << '\n';
}
 
int main() {
  setIO();
 
  auto solve = [&](int test_case)-> void {
    while(test_case--) {
      solve_();
    }
  };
 
  int test_cases = 1;
  // cin >> test_cases;
  solve(test_cases);
 
  return 0;
}

Compilation message

copypaste3.cpp: In function 'void setIO(std::string)':
copypaste3.cpp:64:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   64 |     freopen((str + ".in").c_str(), "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
copypaste3.cpp:65:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   65 |     freopen((str + ".out").c_str(), "w", stdout);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25172 KB Output is correct
4 Correct 13 ms 25148 KB Output is correct
5 Correct 13 ms 25248 KB Output is correct
6 Correct 16 ms 25228 KB Output is correct
7 Correct 14 ms 25240 KB Output is correct
8 Correct 14 ms 25172 KB Output is correct
9 Correct 13 ms 25172 KB Output is correct
10 Correct 14 ms 25152 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 15 ms 25188 KB Output is correct
2 Correct 13 ms 25240 KB Output is correct
3 Correct 304 ms 68028 KB Output is correct
4 Correct 342 ms 74356 KB Output is correct
5 Correct 410 ms 79400 KB Output is correct
6 Correct 481 ms 84940 KB Output is correct
7 Correct 551 ms 91160 KB Output is correct
8 Correct 562 ms 91188 KB Output is correct
9 Correct 544 ms 91212 KB Output is correct
10 Correct 15 ms 25172 KB Output is correct
11 Correct 16 ms 25128 KB Output is correct
12 Correct 14 ms 25172 KB Output is correct
13 Correct 13 ms 25172 KB Output is correct
14 Correct 13 ms 25172 KB Output is correct
15 Correct 15 ms 25224 KB Output is correct
16 Correct 13 ms 25300 KB Output is correct
17 Correct 13 ms 25212 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25172 KB Output is correct
4 Correct 13 ms 25148 KB Output is correct
5 Correct 13 ms 25248 KB Output is correct
6 Correct 16 ms 25228 KB Output is correct
7 Correct 14 ms 25240 KB Output is correct
8 Correct 14 ms 25172 KB Output is correct
9 Correct 13 ms 25172 KB Output is correct
10 Correct 14 ms 25152 KB Output is correct
11 Correct 13 ms 25300 KB Output is correct
12 Correct 12 ms 25300 KB Output is correct
13 Correct 12 ms 25264 KB Output is correct
14 Correct 13 ms 25172 KB Output is correct
15 Correct 13 ms 25300 KB Output is correct
16 Correct 13 ms 25300 KB Output is correct
17 Correct 13 ms 25272 KB Output is correct
18 Correct 16 ms 25172 KB Output is correct
19 Correct 15 ms 25300 KB Output is correct
20 Correct 13 ms 25172 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 13 ms 25356 KB Output is correct
23 Correct 14 ms 25348 KB Output is correct
24 Correct 13 ms 25300 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25360 KB Output is correct
27 Correct 13 ms 25356 KB Output is correct
28 Correct 13 ms 25316 KB Output is correct
29 Correct 14 ms 25300 KB Output is correct
30 Correct 13 ms 25300 KB Output is correct
31 Correct 15 ms 25384 KB Output is correct
32 Correct 13 ms 25300 KB Output is correct
33 Correct 14 ms 25384 KB Output is correct
34 Correct 14 ms 25300 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 13 ms 25172 KB Output is correct
37 Correct 13 ms 25204 KB Output is correct
38 Correct 13 ms 25300 KB Output is correct
39 Correct 13 ms 25300 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25172 KB Output is correct
4 Correct 13 ms 25148 KB Output is correct
5 Correct 13 ms 25248 KB Output is correct
6 Correct 16 ms 25228 KB Output is correct
7 Correct 14 ms 25240 KB Output is correct
8 Correct 14 ms 25172 KB Output is correct
9 Correct 13 ms 25172 KB Output is correct
10 Correct 14 ms 25152 KB Output is correct
11 Correct 13 ms 25300 KB Output is correct
12 Correct 12 ms 25300 KB Output is correct
13 Correct 12 ms 25264 KB Output is correct
14 Correct 13 ms 25172 KB Output is correct
15 Correct 13 ms 25300 KB Output is correct
16 Correct 13 ms 25300 KB Output is correct
17 Correct 13 ms 25272 KB Output is correct
18 Correct 16 ms 25172 KB Output is correct
19 Correct 15 ms 25300 KB Output is correct
20 Correct 13 ms 25172 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 13 ms 25356 KB Output is correct
23 Correct 14 ms 25348 KB Output is correct
24 Correct 13 ms 25300 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25360 KB Output is correct
27 Correct 13 ms 25356 KB Output is correct
28 Correct 13 ms 25316 KB Output is correct
29 Correct 14 ms 25300 KB Output is correct
30 Correct 13 ms 25300 KB Output is correct
31 Correct 15 ms 25384 KB Output is correct
32 Correct 13 ms 25300 KB Output is correct
33 Correct 14 ms 25384 KB Output is correct
34 Correct 14 ms 25300 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 13 ms 25172 KB Output is correct
37 Correct 13 ms 25204 KB Output is correct
38 Correct 13 ms 25300 KB Output is correct
39 Correct 13 ms 25300 KB Output is correct
40 Correct 13 ms 25848 KB Output is correct
41 Correct 15 ms 26420 KB Output is correct
42 Correct 19 ms 28116 KB Output is correct
43 Correct 20 ms 28116 KB Output is correct
44 Correct 19 ms 28124 KB Output is correct
45 Correct 19 ms 28128 KB Output is correct
46 Correct 19 ms 28116 KB Output is correct
47 Correct 17 ms 26836 KB Output is correct
48 Correct 18 ms 27348 KB Output is correct
49 Correct 18 ms 27732 KB Output is correct
50 Correct 21 ms 27732 KB Output is correct
51 Correct 17 ms 27348 KB Output is correct
52 Correct 17 ms 27348 KB Output is correct
53 Correct 19 ms 28116 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25172 KB Output is correct
4 Correct 13 ms 25148 KB Output is correct
5 Correct 13 ms 25248 KB Output is correct
6 Correct 16 ms 25228 KB Output is correct
7 Correct 14 ms 25240 KB Output is correct
8 Correct 14 ms 25172 KB Output is correct
9 Correct 13 ms 25172 KB Output is correct
10 Correct 14 ms 25152 KB Output is correct
11 Correct 13 ms 25300 KB Output is correct
12 Correct 12 ms 25300 KB Output is correct
13 Correct 12 ms 25264 KB Output is correct
14 Correct 13 ms 25172 KB Output is correct
15 Correct 13 ms 25300 KB Output is correct
16 Correct 13 ms 25300 KB Output is correct
17 Correct 13 ms 25272 KB Output is correct
18 Correct 16 ms 25172 KB Output is correct
19 Correct 15 ms 25300 KB Output is correct
20 Correct 13 ms 25172 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 13 ms 25356 KB Output is correct
23 Correct 14 ms 25348 KB Output is correct
24 Correct 13 ms 25300 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25360 KB Output is correct
27 Correct 13 ms 25356 KB Output is correct
28 Correct 13 ms 25316 KB Output is correct
29 Correct 14 ms 25300 KB Output is correct
30 Correct 13 ms 25300 KB Output is correct
31 Correct 15 ms 25384 KB Output is correct
32 Correct 13 ms 25300 KB Output is correct
33 Correct 14 ms 25384 KB Output is correct
34 Correct 14 ms 25300 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 13 ms 25172 KB Output is correct
37 Correct 13 ms 25204 KB Output is correct
38 Correct 13 ms 25300 KB Output is correct
39 Correct 13 ms 25300 KB Output is correct
40 Correct 13 ms 25848 KB Output is correct
41 Correct 15 ms 26420 KB Output is correct
42 Correct 19 ms 28116 KB Output is correct
43 Correct 20 ms 28116 KB Output is correct
44 Correct 19 ms 28124 KB Output is correct
45 Correct 19 ms 28128 KB Output is correct
46 Correct 19 ms 28116 KB Output is correct
47 Correct 17 ms 26836 KB Output is correct
48 Correct 18 ms 27348 KB Output is correct
49 Correct 18 ms 27732 KB Output is correct
50 Correct 21 ms 27732 KB Output is correct
51 Correct 17 ms 27348 KB Output is correct
52 Correct 17 ms 27348 KB Output is correct
53 Correct 19 ms 28116 KB Output is correct
54 Correct 47 ms 37648 KB Output is correct
55 Correct 87 ms 39776 KB Output is correct
56 Correct 182 ms 83288 KB Output is correct
57 Correct 180 ms 83556 KB Output is correct
58 Correct 180 ms 83828 KB Output is correct
59 Correct 177 ms 83824 KB Output is correct
60 Correct 179 ms 83876 KB Output is correct
61 Correct 117 ms 57036 KB Output is correct
62 Correct 86 ms 40200 KB Output is correct
63 Correct 158 ms 72416 KB Output is correct
64 Correct 153 ms 72780 KB Output is correct
65 Correct 128 ms 60392 KB Output is correct
66 Correct 131 ms 60476 KB Output is correct
67 Correct 187 ms 83860 KB Output is correct

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25172 KB Output is correct
4 Correct 13 ms 25148 KB Output is correct
5 Correct 13 ms 25248 KB Output is correct
6 Correct 16 ms 25228 KB Output is correct
7 Correct 14 ms 25240 KB Output is correct
8 Correct 14 ms 25172 KB Output is correct
9 Correct 13 ms 25172 KB Output is correct
10 Correct 14 ms 25152 KB Output is correct
11 Correct 15 ms 25188 KB Output is correct
12 Correct 13 ms 25240 KB Output is correct
13 Correct 304 ms 68028 KB Output is correct
14 Correct 342 ms 74356 KB Output is correct
15 Correct 410 ms 79400 KB Output is correct
16 Correct 481 ms 84940 KB Output is correct
17 Correct 551 ms 91160 KB Output is correct
18 Correct 562 ms 91188 KB Output is correct
19 Correct 544 ms 91212 KB Output is correct
20 Correct 15 ms 25172 KB Output is correct
21 Correct 16 ms 25128 KB Output is correct
22 Correct 14 ms 25172 KB Output is correct
23 Correct 13 ms 25172 KB Output is correct
24 Correct 13 ms 25172 KB Output is correct
25 Correct 15 ms 25224 KB Output is correct
26 Correct 13 ms 25300 KB Output is correct
27 Correct 13 ms 25212 KB Output is correct
28 Correct 13 ms 25300 KB Output is correct
29 Correct 12 ms 25300 KB Output is correct
30 Correct 12 ms 25264 KB Output is correct
31 Correct 13 ms 25172 KB Output is correct
32 Correct 13 ms 25300 KB Output is correct
33 Correct 13 ms 25300 KB Output is correct
34 Correct 13 ms 25272 KB Output is correct
35 Correct 16 ms 25172 KB Output is correct
36 Correct 15 ms 25300 KB Output is correct
37 Correct 13 ms 25172 KB Output is correct
38 Correct 13 ms 25300 KB Output is correct
39 Correct 13 ms 25356 KB Output is correct
40 Correct 14 ms 25348 KB Output is correct
41 Correct 13 ms 25300 KB Output is correct
42 Correct 13 ms 25300 KB Output is correct
43 Correct 13 ms 25360 KB Output is correct
44 Correct 13 ms 25356 KB Output is correct
45 Correct 13 ms 25316 KB Output is correct
46 Correct 14 ms 25300 KB Output is correct
47 Correct 13 ms 25300 KB Output is correct
48 Correct 15 ms 25384 KB Output is correct
49 Correct 13 ms 25300 KB Output is correct
50 Correct 14 ms 25384 KB Output is correct
51 Correct 14 ms 25300 KB Output is correct
52 Correct 13 ms 25172 KB Output is correct
53 Correct 13 ms 25172 KB Output is correct
54 Correct 13 ms 25204 KB Output is correct
55 Correct 13 ms 25300 KB Output is correct
56 Correct 13 ms 25300 KB Output is correct
57 Correct 13 ms 25848 KB Output is correct
58 Correct 15 ms 26420 KB Output is correct
59 Correct 19 ms 28116 KB Output is correct
60 Correct 20 ms 28116 KB Output is correct
61 Correct 19 ms 28124 KB Output is correct
62 Correct 19 ms 28128 KB Output is correct
63 Correct 19 ms 28116 KB Output is correct
64 Correct 17 ms 26836 KB Output is correct
65 Correct 18 ms 27348 KB Output is correct
66 Correct 18 ms 27732 KB Output is correct
67 Correct 21 ms 27732 KB Output is correct
68 Correct 17 ms 27348 KB Output is correct
69 Correct 17 ms 27348 KB Output is correct
70 Correct 19 ms 28116 KB Output is correct
71 Correct 47 ms 37648 KB Output is correct
72 Correct 87 ms 39776 KB Output is correct
73 Correct 182 ms 83288 KB Output is correct
74 Correct 180 ms 83556 KB Output is correct
75 Correct 180 ms 83828 KB Output is correct
76 Correct 177 ms 83824 KB Output is correct
77 Correct 179 ms 83876 KB Output is correct
78 Correct 117 ms 57036 KB Output is correct
79 Correct 86 ms 40200 KB Output is correct
80 Correct 158 ms 72416 KB Output is correct
81 Correct 153 ms 72780 KB Output is correct
82 Correct 128 ms 60392 KB Output is correct
83 Correct 131 ms 60476 KB Output is correct
84 Correct 187 ms 83860 KB Output is correct
85 Correct 504 ms 167200 KB Output is correct
86 Correct 1562 ms 365228 KB Output is correct
87 Correct 1642 ms 366308 KB Output is correct
88 Correct 1587 ms 366964 KB Output is correct
89 Incorrect 1738 ms 366944 KB Output isn't correct
90 Halted 0 ms 0 KB -