oj.uz

Submission #856593

# Submission time Handle Problem Language Result Execution time Memory
856593 2023-10-04T02:58:48 Z NeroZein Collecting Stamps 3 (JOI20_ho_t3) C++17
100 / 100
 101 ms 66140 KB 
#include "bits/stdc++.h"
using namespace std;
 
#ifdef Nero
#include "Deb.h"
#else
#define deb(...)
#endif
 
const int N = 203;
const int INF = 0x3f3f3f3f;
 
int a[N], t[N]; 
int dp[N][N][N][2]; 
 
int main(){
  ios::sync_with_stdio(false);
  cin.tie(nullptr);
  int n, p;
  cin >> n >> p;
  for (int i = 1; i <= n; ++i) {
    cin >> a[i];
  }
  for (int i = 1; i <= n; ++i) {
    cin >> t[i];
  }
  t[0] = -1; 
  memset(dp, INF, sizeof dp); 
  int ans = 0; 
  dp[0][0][0][0] = 0; 
  dp[0][0][0][1] = 0; 
  for (int c = 0; c <= n; ++c) {
    for (int l = n, tc = 0; ; l = (l - 1 < 0 ? n : l - 1)) {
      tc += l == n;
      if (tc == 3) break; 
      for (int r = 0; r <= n; ++r) {
        for (int il = 0; il < 2; ++il) {
          if (dp[c][l][r][il] == INF) {
            continue;
          }
          ans = max(ans, c); 
          int cur = il ? l : r;
          int ct = dp[c][l][r][il]; 
          //deb(c) deb(l) deb(r) deb(il) deb(ct) cout << '\n';
          int nl = (l == 0 ? n : l - 1); 
          int nr = r + 1; 
          int ndl = (l == 0 ? a[cur] + p - a[n] : il ? a[cur] - a[l - 1] : a[cur] + p - a[l - 1]); 
          int ndr = (l > r && il ? p - a[cur] + a[r + 1] : a[r + 1] - a[cur]); 
          if (nl != r) {
            if (ndl + ct <= t[nl]) {
              dp[c + 1][nl][r][1] = min(dp[c + 1][nl][r][1], ct + ndl);               
            }
            dp[c][nl][r][1] = min(dp[c][nl][r][1], ct + ndl); 
          }
          if (nr <= n && nr != l) {
            if (ndr + ct <= t[nr]) {
              dp[c + 1][l][nr][0] = min(dp[c + 1][l][nr][0], ct + ndr);               
            } 
            dp[c][l][nr][0] = min(dp[c][l][nr][0], ct + ndr);
          }
        }
      }
    }
  }
  cout << ans << '\n'; 
  return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 65880 KB Output is correct
2 Correct 8 ms 65880 KB Output is correct
3 Correct 8 ms 65884 KB Output is correct
4 Correct 8 ms 65788 KB Output is correct
5 Correct 9 ms 65884 KB Output is correct
6 Correct 8 ms 65924 KB Output is correct
7 Correct 8 ms 65764 KB Output is correct
8 Correct 8 ms 65884 KB Output is correct
9 Correct 8 ms 65884 KB Output is correct
10 Correct 8 ms 65708 KB Output is correct
11 Correct 7 ms 65696 KB Output is correct
12 Correct 8 ms 65884 KB Output is correct
13 Correct 8 ms 65700 KB Output is correct
14 Correct 8 ms 65884 KB Output is correct
15 Correct 8 ms 65884 KB Output is correct
16 Correct 8 ms 65752 KB Output is correct
17 Correct 8 ms 65880 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 65880 KB Output is correct
2 Correct 8 ms 65880 KB Output is correct
3 Correct 8 ms 65884 KB Output is correct
4 Correct 8 ms 65788 KB Output is correct
5 Correct 9 ms 65884 KB Output is correct
6 Correct 8 ms 65924 KB Output is correct
7 Correct 8 ms 65764 KB Output is correct
8 Correct 8 ms 65884 KB Output is correct
9 Correct 8 ms 65884 KB Output is correct
10 Correct 8 ms 65708 KB Output is correct
11 Correct 7 ms 65696 KB Output is correct
12 Correct 8 ms 65884 KB Output is correct
13 Correct 8 ms 65700 KB Output is correct
14 Correct 8 ms 65884 KB Output is correct
15 Correct 8 ms 65884 KB Output is correct
16 Correct 8 ms 65752 KB Output is correct
17 Correct 8 ms 65880 KB Output is correct
18 Correct 8 ms 66136 KB Output is correct
19 Correct 8 ms 65740 KB Output is correct
20 Correct 8 ms 65792 KB Output is correct
21 Correct 9 ms 65884 KB Output is correct
22 Correct 8 ms 65884 KB Output is correct
23 Correct 9 ms 65884 KB Output is correct
24 Correct 8 ms 65884 KB Output is correct
25 Correct 8 ms 65884 KB Output is correct
26 Correct 8 ms 65884 KB Output is correct
27 Correct 8 ms 65756 KB Output is correct
28 Correct 9 ms 66140 KB Output is correct
29 Correct 8 ms 65880 KB Output is correct
30 Correct 8 ms 65784 KB Output is correct
31 Correct 8 ms 65884 KB Output is correct
32 Correct 8 ms 65880 KB Output is correct
33 Correct 9 ms 65732 KB Output is correct
34 Correct 8 ms 65884 KB Output is correct
35 Correct 8 ms 66136 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 65880 KB Output is correct
2 Correct 8 ms 65880 KB Output is correct
3 Correct 8 ms 65884 KB Output is correct
4 Correct 8 ms 65788 KB Output is correct
5 Correct 9 ms 65884 KB Output is correct
6 Correct 8 ms 65924 KB Output is correct
7 Correct 8 ms 65764 KB Output is correct
8 Correct 8 ms 65884 KB Output is correct
9 Correct 8 ms 65884 KB Output is correct
10 Correct 8 ms 65708 KB Output is correct
11 Correct 7 ms 65696 KB Output is correct
12 Correct 8 ms 65884 KB Output is correct
13 Correct 8 ms 65700 KB Output is correct
14 Correct 8 ms 65884 KB Output is correct
15 Correct 8 ms 65884 KB Output is correct
16 Correct 8 ms 65752 KB Output is correct
17 Correct 8 ms 65880 KB Output is correct
18 Correct 54 ms 65884 KB Output is correct
19 Correct 31 ms 65884 KB Output is correct
20 Correct 18 ms 66140 KB Output is correct
21 Correct 29 ms 65884 KB Output is correct
22 Correct 39 ms 65884 KB Output is correct
23 Correct 17 ms 65884 KB Output is correct
24 Correct 12 ms 65880 KB Output is correct
25 Correct 19 ms 65932 KB Output is correct
26 Correct 9 ms 66136 KB Output is correct
27 Correct 19 ms 65940 KB Output is correct
28 Correct 13 ms 65884 KB Output is correct
29 Correct 17 ms 65892 KB Output is correct
30 Correct 12 ms 65880 KB Output is correct
31 Correct 17 ms 65884 KB Output is correct
32 Correct 11 ms 65880 KB Output is correct
33 Correct 16 ms 65884 KB Output is correct
34 Correct 9 ms 65928 KB Output is correct
35 Correct 14 ms 65720 KB Output is correct
36 Correct 10 ms 65892 KB Output is correct
37 Correct 17 ms 65932 KB Output is correct
38 Correct 14 ms 65884 KB Output is correct
39 Correct 14 ms 65944 KB Output is correct
40 Correct 10 ms 65884 KB Output is correct
41 Correct 84 ms 65928 KB Output is correct
42 Correct 29 ms 65928 KB Output is correct
43 Correct 101 ms 65884 KB Output is correct
44 Correct 29 ms 65884 KB Output is correct
45 Correct 85 ms 65912 KB Output is correct
46 Correct 29 ms 65880 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 65880 KB Output is correct
2 Correct 8 ms 65880 KB Output is correct
3 Correct 8 ms 65884 KB Output is correct
4 Correct 8 ms 65788 KB Output is correct
5 Correct 9 ms 65884 KB Output is correct
6 Correct 8 ms 65924 KB Output is correct
7 Correct 8 ms 65764 KB Output is correct
8 Correct 8 ms 65884 KB Output is correct
9 Correct 8 ms 65884 KB Output is correct
10 Correct 8 ms 65708 KB Output is correct
11 Correct 7 ms 65696 KB Output is correct
12 Correct 8 ms 65884 KB Output is correct
13 Correct 8 ms 65700 KB Output is correct
14 Correct 8 ms 65884 KB Output is correct
15 Correct 8 ms 65884 KB Output is correct
16 Correct 8 ms 65752 KB Output is correct
17 Correct 8 ms 65880 KB Output is correct
18 Correct 8 ms 66136 KB Output is correct
19 Correct 8 ms 65740 KB Output is correct
20 Correct 8 ms 65792 KB Output is correct
21 Correct 9 ms 65884 KB Output is correct
22 Correct 8 ms 65884 KB Output is correct
23 Correct 9 ms 65884 KB Output is correct
24 Correct 8 ms 65884 KB Output is correct
25 Correct 8 ms 65884 KB Output is correct
26 Correct 8 ms 65884 KB Output is correct
27 Correct 8 ms 65756 KB Output is correct
28 Correct 9 ms 66140 KB Output is correct
29 Correct 8 ms 65880 KB Output is correct
30 Correct 8 ms 65784 KB Output is correct
31 Correct 8 ms 65884 KB Output is correct
32 Correct 8 ms 65880 KB Output is correct
33 Correct 9 ms 65732 KB Output is correct
34 Correct 8 ms 65884 KB Output is correct
35 Correct 8 ms 66136 KB Output is correct
36 Correct 54 ms 65884 KB Output is correct
37 Correct 31 ms 65884 KB Output is correct
38 Correct 18 ms 66140 KB Output is correct
39 Correct 29 ms 65884 KB Output is correct
40 Correct 39 ms 65884 KB Output is correct
41 Correct 17 ms 65884 KB Output is correct
42 Correct 12 ms 65880 KB Output is correct
43 Correct 19 ms 65932 KB Output is correct
44 Correct 9 ms 66136 KB Output is correct
45 Correct 19 ms 65940 KB Output is correct
46 Correct 13 ms 65884 KB Output is correct
47 Correct 17 ms 65892 KB Output is correct
48 Correct 12 ms 65880 KB Output is correct
49 Correct 17 ms 65884 KB Output is correct
50 Correct 11 ms 65880 KB Output is correct
51 Correct 16 ms 65884 KB Output is correct
52 Correct 9 ms 65928 KB Output is correct
53 Correct 14 ms 65720 KB Output is correct
54 Correct 10 ms 65892 KB Output is correct
55 Correct 17 ms 65932 KB Output is correct
56 Correct 14 ms 65884 KB Output is correct
57 Correct 14 ms 65944 KB Output is correct
58 Correct 10 ms 65884 KB Output is correct
59 Correct 84 ms 65928 KB Output is correct
60 Correct 29 ms 65928 KB Output is correct
61 Correct 101 ms 65884 KB Output is correct
62 Correct 29 ms 65884 KB Output is correct
63 Correct 85 ms 65912 KB Output is correct
64 Correct 29 ms 65880 KB Output is correct
65 Correct 54 ms 65884 KB Output is correct
66 Correct 50 ms 65884 KB Output is correct
67 Correct 45 ms 65920 KB Output is correct
68 Correct 41 ms 65880 KB Output is correct
69 Correct 66 ms 65880 KB Output is correct
70 Correct 62 ms 65884 KB Output is correct
71 Correct 44 ms 65884 KB Output is correct
72 Correct 64 ms 65884 KB Output is correct
73 Correct 37 ms 65912 KB Output is correct
74 Correct 55 ms 65884 KB Output is correct
75 Correct 41 ms 65940 KB Output is correct
76 Correct 71 ms 65912 KB Output is correct
77 Correct 48 ms 66080 KB Output is correct
78 Correct 58 ms 65916 KB Output is correct
79 Correct 40 ms 65880 KB Output is correct
80 Correct 69 ms 65884 KB Output is correct
81 Correct 41 ms 65884 KB Output is correct
82 Correct 51 ms 66016 KB Output is correct
83 Correct 58 ms 65884 KB Output is correct
84 Correct 48 ms 65884 KB Output is correct
85 Correct 42 ms 65884 KB Output is correct
86 Correct 52 ms 65884 KB Output is correct
87 Correct 43 ms 65884 KB Output is correct
88 Correct 84 ms 65916 KB Output is correct
89 Correct 66 ms 65916 KB Output is correct
90 Correct 38 ms 65884 KB Output is correct
91 Correct 78 ms 65688 KB Output is correct
92 Correct 66 ms 65920 KB Output is correct
93 Correct 46 ms 65916 KB Output is correct