oj.uz

Submission #922711

# Submission time Handle Problem Language Result Execution time Memory
922711 2024-02-06T03:46:20 Z huutuan Copy and Paste 3 (JOI22_copypaste3) C++14
57 / 100
 3000 ms 705368 KB 
#pragma GCC optimize("Ofast,unroll-loops")
#pragma GCC target("avx2")
#include<bits/stdc++.h>

using namespace std;

#define int long long
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define isz(x) ((int)x.size())
#define sumof(x) accumulate(all(x), 0ll)

pair<int, int> mod={(int)1e9+7, (int)1e9+9};
const int base=311;

struct Hash{
   pair<int, int> value;
   Hash (int x=0){
      value={x%mod.first, x%mod.second};
   }
   Hash (int x, int y){
      value={x, y};
   }
   Hash operator-(){
      return Hash((mod.first-value.first)%mod.first, 
                  (mod.second-value.second)%mod.second);
   }
   Hash operator+(Hash b){
      return Hash((value.first+b.value.first)%mod.first, 
                  (value.second+b.value.second)%mod.second);
   }
   Hash operator*(Hash b){
      return Hash(value.first*b.value.first%mod.first, 
                  value.second*b.value.second%mod.second);
   }
   bool operator<(Hash b) const {
      return value<b.value;
   }
   bool operator==(Hash b) const {
      return value==b.value;
   }
};

const int N=2510, LG=12;
int f[N][N], add, cut, paste, n;
vector<pair<int, int>> g[N][N];
Hash pf[N];
Hash pw[N];
string s;

Hash get(int l, int r){
   return pf[r]+(-pf[l-1])*pw[r-l+1];
}

void precalc(){
   pw[0]=1;
   for (int i=1; i<=n; ++i){
      pw[i]=pw[i-1]*base;
   }
   for (int i=1; i<=n; ++i){
      pf[i]=pf[i-1]*base+s[i];
   }
   for (int len=1; len<=n; ++len){
      map<pair<int, int>, vector<int>> mp;
      for (int r=len; r<=n; ++r){
         int l=r-len+1;
         mp[get(l, r).value].push_back(l);
      }
      vector<int> jump(n+1, -1);
      for (auto &tmp:mp){
         vector<int> &v=tmp.second;
         for (int i=0, j=0; i<isz(v); ++i){
            while (j<isz(v) && v[j]-v[i]<len) ++j;
            jump[v[i]]=j==isz(v)?-1:v[j];
         }
      }
      for (int i=1; i<=n; ++i){
         int j=jump[i], cnt=2;
         while (j!=-1){
            g[i][j+len-1].emplace_back(len, cnt);
            j=jump[j];
            ++cnt;
         }
      }
   }
}

int dp(int l, int r){
   if (l>r) return 0;
   if (f[l][r]!=-1) return f[l][r];
   int res=min(dp(l, r-1)+add, dp(l+1, r)+add);
   for (auto &t:g[l][r]){
      res=min(res, dp(l, l+t.first-1)+cut+t.second*paste+add*(r-l+1-t.second*t.first));
   }
   return f[l][r]=res;
}

void solve(){
   memset(f, -1, sizeof f);
   cin >> n >> s;
   s=" "+s;
   precalc();
   cin >> add >> cut >> paste;
   cout << dp(1, n);
}

int32_t main(){
   #ifdef sus
   freopen("cf.inp", "r", stdin);
   #endif
   ios_base::sync_with_stdio(false);
   cin.tie(nullptr);
   int ntests=1;
   // cin >> ntests;
   for (int i=1; i<=ntests; ++i) solve();
   return 0;
}

Subtask #1
1.0 / 1.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 197536 KB Output is correct
2 Correct 82 ms 197836 KB Output is correct
3 Correct 80 ms 197716 KB Output is correct
4 Correct 78 ms 197672 KB Output is correct
5 Correct 54 ms 197712 KB Output is correct
6 Correct 53 ms 197712 KB Output is correct
7 Correct 52 ms 197604 KB Output is correct
8 Correct 52 ms 197712 KB Output is correct
9 Correct 52 ms 197712 KB Output is correct
10 Correct 53 ms 197712 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 51 ms 197712 KB Output is correct
2 Correct 51 ms 197724 KB Output is correct
3 Correct 1763 ms 458040 KB Output is correct
4 Correct 1917 ms 505504 KB Output is correct
5 Correct 2226 ms 561180 KB Output is correct
6 Correct 2634 ms 627104 KB Output is correct
7 Execution timed out 3088 ms 705368 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 197536 KB Output is correct
2 Correct 82 ms 197836 KB Output is correct
3 Correct 80 ms 197716 KB Output is correct
4 Correct 78 ms 197672 KB Output is correct
5 Correct 54 ms 197712 KB Output is correct
6 Correct 53 ms 197712 KB Output is correct
7 Correct 52 ms 197604 KB Output is correct
8 Correct 52 ms 197712 KB Output is correct
9 Correct 52 ms 197712 KB Output is correct
10 Correct 53 ms 197712 KB Output is correct
11 Correct 54 ms 197716 KB Output is correct
12 Correct 52 ms 197716 KB Output is correct
13 Correct 51 ms 197716 KB Output is correct
14 Correct 56 ms 197724 KB Output is correct
15 Correct 50 ms 197784 KB Output is correct
16 Correct 50 ms 197724 KB Output is correct
17 Correct 51 ms 197584 KB Output is correct
18 Correct 50 ms 197772 KB Output is correct
19 Correct 51 ms 197968 KB Output is correct
20 Correct 51 ms 197648 KB Output is correct
21 Correct 51 ms 197716 KB Output is correct
22 Correct 50 ms 197792 KB Output is correct
23 Correct 53 ms 197716 KB Output is correct
24 Correct 51 ms 197776 KB Output is correct
25 Correct 50 ms 197724 KB Output is correct
26 Correct 55 ms 197972 KB Output is correct
27 Correct 52 ms 197800 KB Output is correct
28 Correct 51 ms 197712 KB Output is correct
29 Correct 54 ms 197724 KB Output is correct
30 Correct 52 ms 197596 KB Output is correct
31 Correct 52 ms 197712 KB Output is correct
32 Correct 51 ms 197688 KB Output is correct
33 Correct 51 ms 197712 KB Output is correct
34 Correct 51 ms 197716 KB Output is correct
35 Correct 56 ms 197716 KB Output is correct
36 Correct 51 ms 197712 KB Output is correct
37 Correct 52 ms 197776 KB Output is correct
38 Correct 52 ms 197784 KB Output is correct
39 Correct 51 ms 197832 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 197536 KB Output is correct
2 Correct 82 ms 197836 KB Output is correct
3 Correct 80 ms 197716 KB Output is correct
4 Correct 78 ms 197672 KB Output is correct
5 Correct 54 ms 197712 KB Output is correct
6 Correct 53 ms 197712 KB Output is correct
7 Correct 52 ms 197604 KB Output is correct
8 Correct 52 ms 197712 KB Output is correct
9 Correct 52 ms 197712 KB Output is correct
10 Correct 53 ms 197712 KB Output is correct
11 Correct 54 ms 197716 KB Output is correct
12 Correct 52 ms 197716 KB Output is correct
13 Correct 51 ms 197716 KB Output is correct
14 Correct 56 ms 197724 KB Output is correct
15 Correct 50 ms 197784 KB Output is correct
16 Correct 50 ms 197724 KB Output is correct
17 Correct 51 ms 197584 KB Output is correct
18 Correct 50 ms 197772 KB Output is correct
19 Correct 51 ms 197968 KB Output is correct
20 Correct 51 ms 197648 KB Output is correct
21 Correct 51 ms 197716 KB Output is correct
22 Correct 50 ms 197792 KB Output is correct
23 Correct 53 ms 197716 KB Output is correct
24 Correct 51 ms 197776 KB Output is correct
25 Correct 50 ms 197724 KB Output is correct
26 Correct 55 ms 197972 KB Output is correct
27 Correct 52 ms 197800 KB Output is correct
28 Correct 51 ms 197712 KB Output is correct
29 Correct 54 ms 197724 KB Output is correct
30 Correct 52 ms 197596 KB Output is correct
31 Correct 52 ms 197712 KB Output is correct
32 Correct 51 ms 197688 KB Output is correct
33 Correct 51 ms 197712 KB Output is correct
34 Correct 51 ms 197716 KB Output is correct
35 Correct 56 ms 197716 KB Output is correct
36 Correct 51 ms 197712 KB Output is correct
37 Correct 52 ms 197776 KB Output is correct
38 Correct 52 ms 197784 KB Output is correct
39 Correct 51 ms 197832 KB Output is correct
40 Correct 52 ms 197876 KB Output is correct
41 Correct 59 ms 200016 KB Output is correct
42 Correct 62 ms 198224 KB Output is correct
43 Correct 55 ms 197968 KB Output is correct
44 Correct 55 ms 197716 KB Output is correct
45 Correct 55 ms 197716 KB Output is correct
46 Correct 55 ms 197832 KB Output is correct
47 Correct 56 ms 198488 KB Output is correct
48 Correct 57 ms 197840 KB Output is correct
49 Correct 55 ms 197972 KB Output is correct
50 Correct 55 ms 198068 KB Output is correct
51 Correct 57 ms 198736 KB Output is correct
52 Correct 56 ms 198484 KB Output is correct
53 Correct 55 ms 197712 KB Output is correct

Subtask #5
32.0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 197536 KB Output is correct
2 Correct 82 ms 197836 KB Output is correct
3 Correct 80 ms 197716 KB Output is correct
4 Correct 78 ms 197672 KB Output is correct
5 Correct 54 ms 197712 KB Output is correct
6 Correct 53 ms 197712 KB Output is correct
7 Correct 52 ms 197604 KB Output is correct
8 Correct 52 ms 197712 KB Output is correct
9 Correct 52 ms 197712 KB Output is correct
10 Correct 53 ms 197712 KB Output is correct
11 Correct 54 ms 197716 KB Output is correct
12 Correct 52 ms 197716 KB Output is correct
13 Correct 51 ms 197716 KB Output is correct
14 Correct 56 ms 197724 KB Output is correct
15 Correct 50 ms 197784 KB Output is correct
16 Correct 50 ms 197724 KB Output is correct
17 Correct 51 ms 197584 KB Output is correct
18 Correct 50 ms 197772 KB Output is correct
19 Correct 51 ms 197968 KB Output is correct
20 Correct 51 ms 197648 KB Output is correct
21 Correct 51 ms 197716 KB Output is correct
22 Correct 50 ms 197792 KB Output is correct
23 Correct 53 ms 197716 KB Output is correct
24 Correct 51 ms 197776 KB Output is correct
25 Correct 50 ms 197724 KB Output is correct
26 Correct 55 ms 197972 KB Output is correct
27 Correct 52 ms 197800 KB Output is correct
28 Correct 51 ms 197712 KB Output is correct
29 Correct 54 ms 197724 KB Output is correct
30 Correct 52 ms 197596 KB Output is correct
31 Correct 52 ms 197712 KB Output is correct
32 Correct 51 ms 197688 KB Output is correct
33 Correct 51 ms 197712 KB Output is correct
34 Correct 51 ms 197716 KB Output is correct
35 Correct 56 ms 197716 KB Output is correct
36 Correct 51 ms 197712 KB Output is correct
37 Correct 52 ms 197776 KB Output is correct
38 Correct 52 ms 197784 KB Output is correct
39 Correct 51 ms 197832 KB Output is correct
40 Correct 52 ms 197876 KB Output is correct
41 Correct 59 ms 200016 KB Output is correct
42 Correct 62 ms 198224 KB Output is correct
43 Correct 55 ms 197968 KB Output is correct
44 Correct 55 ms 197716 KB Output is correct
45 Correct 55 ms 197716 KB Output is correct
46 Correct 55 ms 197832 KB Output is correct
47 Correct 56 ms 198488 KB Output is correct
48 Correct 57 ms 197840 KB Output is correct
49 Correct 55 ms 197972 KB Output is correct
50 Correct 55 ms 198068 KB Output is correct
51 Correct 57 ms 198736 KB Output is correct
52 Correct 56 ms 198484 KB Output is correct
53 Correct 55 ms 197712 KB Output is correct
54 Correct 74 ms 200272 KB Output is correct
55 Correct 499 ms 269532 KB Output is correct
56 Correct 181 ms 211280 KB Output is correct
57 Correct 169 ms 205500 KB Output is correct
58 Correct 149 ms 201000 KB Output is correct
59 Correct 145 ms 199252 KB Output is correct
60 Correct 165 ms 198740 KB Output is correct
61 Correct 160 ms 208952 KB Output is correct
62 Correct 414 ms 257872 KB Output is correct
63 Correct 157 ms 205652 KB Output is correct
64 Correct 178 ms 209992 KB Output is correct
65 Correct 351 ms 232548 KB Output is correct
66 Correct 369 ms 232488 KB Output is correct
67 Correct 144 ms 198480 KB Output is correct

Subtask #6
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 90 ms 197536 KB Output is correct
2 Correct 82 ms 197836 KB Output is correct
3 Correct 80 ms 197716 KB Output is correct
4 Correct 78 ms 197672 KB Output is correct
5 Correct 54 ms 197712 KB Output is correct
6 Correct 53 ms 197712 KB Output is correct
7 Correct 52 ms 197604 KB Output is correct
8 Correct 52 ms 197712 KB Output is correct
9 Correct 52 ms 197712 KB Output is correct
10 Correct 53 ms 197712 KB Output is correct
11 Correct 51 ms 197712 KB Output is correct
12 Correct 51 ms 197724 KB Output is correct
13 Correct 1763 ms 458040 KB Output is correct
14 Correct 1917 ms 505504 KB Output is correct
15 Correct 2226 ms 561180 KB Output is correct
16 Correct 2634 ms 627104 KB Output is correct
17 Execution timed out 3088 ms 705368 KB Time limit exceeded
18 Halted 0 ms 0 KB -