답안 #735183

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
735183 2023-05-03T16:43:21 Z Sam_a17 Copy and Paste 3 (JOI22_copypaste3) C++17
62 / 100
593 ms 167264 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 = 1e17;
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] * 31ll) % mod + s[i] - 'a' + 1) % mod; 
    h2[i] = ((h2[i + 1] * 13ll) % mod + s[i] - 'a' + 1) % mod; 
  }

  pw1[0] = pw2[0] = 1;
  for(int i = 1; i <= n; i++) {
    pw1[i] = (pw1[i - 1] * 31ll) % mod;
    pw2[i] = (pw2[i - 1] * 13ll) % 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();
    }
  }

  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);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25176 KB Output is correct
4 Correct 14 ms 25184 KB Output is correct
5 Correct 13 ms 25172 KB Output is correct
6 Correct 14 ms 25224 KB Output is correct
7 Correct 13 ms 25240 KB Output is correct
8 Correct 15 ms 25172 KB Output is correct
9 Correct 14 ms 25168 KB Output is correct
10 Correct 17 ms 25172 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 15 ms 25300 KB Output is correct
2 Correct 13 ms 25184 KB Output is correct
3 Correct 293 ms 68048 KB Output is correct
4 Correct 342 ms 74444 KB Output is correct
5 Correct 405 ms 79440 KB Output is correct
6 Correct 504 ms 85012 KB Output is correct
7 Correct 593 ms 91212 KB Output is correct
8 Correct 548 ms 91116 KB Output is correct
9 Correct 556 ms 91164 KB Output is correct
10 Correct 13 ms 25172 KB Output is correct
11 Correct 16 ms 25172 KB Output is correct
12 Correct 13 ms 25184 KB Output is correct
13 Correct 15 ms 25180 KB Output is correct
14 Correct 14 ms 25192 KB Output is correct
15 Correct 13 ms 25196 KB Output is correct
16 Correct 14 ms 25364 KB Output is correct
17 Correct 13 ms 25172 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25176 KB Output is correct
4 Correct 14 ms 25184 KB Output is correct
5 Correct 13 ms 25172 KB Output is correct
6 Correct 14 ms 25224 KB Output is correct
7 Correct 13 ms 25240 KB Output is correct
8 Correct 15 ms 25172 KB Output is correct
9 Correct 14 ms 25168 KB Output is correct
10 Correct 17 ms 25172 KB Output is correct
11 Correct 16 ms 25220 KB Output is correct
12 Correct 15 ms 25300 KB Output is correct
13 Correct 14 ms 25244 KB Output is correct
14 Correct 14 ms 25172 KB Output is correct
15 Correct 14 ms 25300 KB Output is correct
16 Correct 13 ms 25280 KB Output is correct
17 Correct 14 ms 25232 KB Output is correct
18 Correct 14 ms 25172 KB Output is correct
19 Correct 13 ms 25268 KB Output is correct
20 Correct 12 ms 25264 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 16 ms 25304 KB Output is correct
23 Correct 13 ms 25408 KB Output is correct
24 Correct 13 ms 25384 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25368 KB Output is correct
27 Correct 13 ms 25300 KB Output is correct
28 Correct 13 ms 25300 KB Output is correct
29 Correct 13 ms 25292 KB Output is correct
30 Correct 15 ms 25328 KB Output is correct
31 Correct 14 ms 25300 KB Output is correct
32 Correct 14 ms 25300 KB Output is correct
33 Correct 14 ms 25300 KB Output is correct
34 Correct 13 ms 25224 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 14 ms 25172 KB Output is correct
37 Correct 13 ms 25172 KB Output is correct
38 Correct 13 ms 25224 KB Output is correct
39 Correct 14 ms 25272 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25176 KB Output is correct
4 Correct 14 ms 25184 KB Output is correct
5 Correct 13 ms 25172 KB Output is correct
6 Correct 14 ms 25224 KB Output is correct
7 Correct 13 ms 25240 KB Output is correct
8 Correct 15 ms 25172 KB Output is correct
9 Correct 14 ms 25168 KB Output is correct
10 Correct 17 ms 25172 KB Output is correct
11 Correct 16 ms 25220 KB Output is correct
12 Correct 15 ms 25300 KB Output is correct
13 Correct 14 ms 25244 KB Output is correct
14 Correct 14 ms 25172 KB Output is correct
15 Correct 14 ms 25300 KB Output is correct
16 Correct 13 ms 25280 KB Output is correct
17 Correct 14 ms 25232 KB Output is correct
18 Correct 14 ms 25172 KB Output is correct
19 Correct 13 ms 25268 KB Output is correct
20 Correct 12 ms 25264 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 16 ms 25304 KB Output is correct
23 Correct 13 ms 25408 KB Output is correct
24 Correct 13 ms 25384 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25368 KB Output is correct
27 Correct 13 ms 25300 KB Output is correct
28 Correct 13 ms 25300 KB Output is correct
29 Correct 13 ms 25292 KB Output is correct
30 Correct 15 ms 25328 KB Output is correct
31 Correct 14 ms 25300 KB Output is correct
32 Correct 14 ms 25300 KB Output is correct
33 Correct 14 ms 25300 KB Output is correct
34 Correct 13 ms 25224 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 14 ms 25172 KB Output is correct
37 Correct 13 ms 25172 KB Output is correct
38 Correct 13 ms 25224 KB Output is correct
39 Correct 14 ms 25272 KB Output is correct
40 Correct 14 ms 25940 KB Output is correct
41 Correct 16 ms 26388 KB Output is correct
42 Correct 20 ms 28116 KB Output is correct
43 Correct 19 ms 28176 KB Output is correct
44 Correct 19 ms 28176 KB Output is correct
45 Correct 19 ms 28116 KB Output is correct
46 Correct 20 ms 28164 KB Output is correct
47 Correct 17 ms 26836 KB Output is correct
48 Correct 18 ms 27364 KB Output is correct
49 Correct 20 ms 27676 KB Output is correct
50 Correct 18 ms 27732 KB Output is correct
51 Correct 17 ms 27364 KB Output is correct
52 Correct 18 ms 27368 KB Output is correct
53 Correct 22 ms 28108 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25176 KB Output is correct
4 Correct 14 ms 25184 KB Output is correct
5 Correct 13 ms 25172 KB Output is correct
6 Correct 14 ms 25224 KB Output is correct
7 Correct 13 ms 25240 KB Output is correct
8 Correct 15 ms 25172 KB Output is correct
9 Correct 14 ms 25168 KB Output is correct
10 Correct 17 ms 25172 KB Output is correct
11 Correct 16 ms 25220 KB Output is correct
12 Correct 15 ms 25300 KB Output is correct
13 Correct 14 ms 25244 KB Output is correct
14 Correct 14 ms 25172 KB Output is correct
15 Correct 14 ms 25300 KB Output is correct
16 Correct 13 ms 25280 KB Output is correct
17 Correct 14 ms 25232 KB Output is correct
18 Correct 14 ms 25172 KB Output is correct
19 Correct 13 ms 25268 KB Output is correct
20 Correct 12 ms 25264 KB Output is correct
21 Correct 13 ms 25300 KB Output is correct
22 Correct 16 ms 25304 KB Output is correct
23 Correct 13 ms 25408 KB Output is correct
24 Correct 13 ms 25384 KB Output is correct
25 Correct 13 ms 25300 KB Output is correct
26 Correct 13 ms 25368 KB Output is correct
27 Correct 13 ms 25300 KB Output is correct
28 Correct 13 ms 25300 KB Output is correct
29 Correct 13 ms 25292 KB Output is correct
30 Correct 15 ms 25328 KB Output is correct
31 Correct 14 ms 25300 KB Output is correct
32 Correct 14 ms 25300 KB Output is correct
33 Correct 14 ms 25300 KB Output is correct
34 Correct 13 ms 25224 KB Output is correct
35 Correct 13 ms 25172 KB Output is correct
36 Correct 14 ms 25172 KB Output is correct
37 Correct 13 ms 25172 KB Output is correct
38 Correct 13 ms 25224 KB Output is correct
39 Correct 14 ms 25272 KB Output is correct
40 Correct 14 ms 25940 KB Output is correct
41 Correct 16 ms 26388 KB Output is correct
42 Correct 20 ms 28116 KB Output is correct
43 Correct 19 ms 28176 KB Output is correct
44 Correct 19 ms 28176 KB Output is correct
45 Correct 19 ms 28116 KB Output is correct
46 Correct 20 ms 28164 KB Output is correct
47 Correct 17 ms 26836 KB Output is correct
48 Correct 18 ms 27364 KB Output is correct
49 Correct 20 ms 27676 KB Output is correct
50 Correct 18 ms 27732 KB Output is correct
51 Correct 17 ms 27364 KB Output is correct
52 Correct 18 ms 27368 KB Output is correct
53 Correct 22 ms 28108 KB Output is correct
54 Correct 43 ms 37704 KB Output is correct
55 Correct 83 ms 39724 KB Output is correct
56 Correct 198 ms 83276 KB Output is correct
57 Correct 190 ms 83556 KB Output is correct
58 Correct 194 ms 83788 KB Output is correct
59 Correct 179 ms 83804 KB Output is correct
60 Correct 184 ms 83912 KB Output is correct
61 Correct 119 ms 57088 KB Output is correct
62 Correct 79 ms 40172 KB Output is correct
63 Correct 167 ms 72140 KB Output is correct
64 Correct 154 ms 72748 KB Output is correct
65 Correct 134 ms 60632 KB Output is correct
66 Correct 134 ms 60420 KB Output is correct
67 Correct 180 ms 83880 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 13 ms 25172 KB Output is correct
2 Correct 13 ms 25172 KB Output is correct
3 Correct 13 ms 25176 KB Output is correct
4 Correct 14 ms 25184 KB Output is correct
5 Correct 13 ms 25172 KB Output is correct
6 Correct 14 ms 25224 KB Output is correct
7 Correct 13 ms 25240 KB Output is correct
8 Correct 15 ms 25172 KB Output is correct
9 Correct 14 ms 25168 KB Output is correct
10 Correct 17 ms 25172 KB Output is correct
11 Correct 15 ms 25300 KB Output is correct
12 Correct 13 ms 25184 KB Output is correct
13 Correct 293 ms 68048 KB Output is correct
14 Correct 342 ms 74444 KB Output is correct
15 Correct 405 ms 79440 KB Output is correct
16 Correct 504 ms 85012 KB Output is correct
17 Correct 593 ms 91212 KB Output is correct
18 Correct 548 ms 91116 KB Output is correct
19 Correct 556 ms 91164 KB Output is correct
20 Correct 13 ms 25172 KB Output is correct
21 Correct 16 ms 25172 KB Output is correct
22 Correct 13 ms 25184 KB Output is correct
23 Correct 15 ms 25180 KB Output is correct
24 Correct 14 ms 25192 KB Output is correct
25 Correct 13 ms 25196 KB Output is correct
26 Correct 14 ms 25364 KB Output is correct
27 Correct 13 ms 25172 KB Output is correct
28 Correct 16 ms 25220 KB Output is correct
29 Correct 15 ms 25300 KB Output is correct
30 Correct 14 ms 25244 KB Output is correct
31 Correct 14 ms 25172 KB Output is correct
32 Correct 14 ms 25300 KB Output is correct
33 Correct 13 ms 25280 KB Output is correct
34 Correct 14 ms 25232 KB Output is correct
35 Correct 14 ms 25172 KB Output is correct
36 Correct 13 ms 25268 KB Output is correct
37 Correct 12 ms 25264 KB Output is correct
38 Correct 13 ms 25300 KB Output is correct
39 Correct 16 ms 25304 KB Output is correct
40 Correct 13 ms 25408 KB Output is correct
41 Correct 13 ms 25384 KB Output is correct
42 Correct 13 ms 25300 KB Output is correct
43 Correct 13 ms 25368 KB Output is correct
44 Correct 13 ms 25300 KB Output is correct
45 Correct 13 ms 25300 KB Output is correct
46 Correct 13 ms 25292 KB Output is correct
47 Correct 15 ms 25328 KB Output is correct
48 Correct 14 ms 25300 KB Output is correct
49 Correct 14 ms 25300 KB Output is correct
50 Correct 14 ms 25300 KB Output is correct
51 Correct 13 ms 25224 KB Output is correct
52 Correct 13 ms 25172 KB Output is correct
53 Correct 14 ms 25172 KB Output is correct
54 Correct 13 ms 25172 KB Output is correct
55 Correct 13 ms 25224 KB Output is correct
56 Correct 14 ms 25272 KB Output is correct
57 Correct 14 ms 25940 KB Output is correct
58 Correct 16 ms 26388 KB Output is correct
59 Correct 20 ms 28116 KB Output is correct
60 Correct 19 ms 28176 KB Output is correct
61 Correct 19 ms 28176 KB Output is correct
62 Correct 19 ms 28116 KB Output is correct
63 Correct 20 ms 28164 KB Output is correct
64 Correct 17 ms 26836 KB Output is correct
65 Correct 18 ms 27364 KB Output is correct
66 Correct 20 ms 27676 KB Output is correct
67 Correct 18 ms 27732 KB Output is correct
68 Correct 17 ms 27364 KB Output is correct
69 Correct 18 ms 27368 KB Output is correct
70 Correct 22 ms 28108 KB Output is correct
71 Correct 43 ms 37704 KB Output is correct
72 Correct 83 ms 39724 KB Output is correct
73 Correct 198 ms 83276 KB Output is correct
74 Correct 190 ms 83556 KB Output is correct
75 Correct 194 ms 83788 KB Output is correct
76 Correct 179 ms 83804 KB Output is correct
77 Correct 184 ms 83912 KB Output is correct
78 Correct 119 ms 57088 KB Output is correct
79 Correct 79 ms 40172 KB Output is correct
80 Correct 167 ms 72140 KB Output is correct
81 Correct 154 ms 72748 KB Output is correct
82 Correct 134 ms 60632 KB Output is correct
83 Correct 134 ms 60420 KB Output is correct
84 Correct 180 ms 83880 KB Output is correct
85 Incorrect 494 ms 167264 KB Output isn't correct
86 Halted 0 ms 0 KB -