oj.uz

Submission #231771

# Submission time Handle Problem Language Result Execution time Memory
231771 2020-05-14T16:58:36 Z Haunted_Cpp Collecting Stamps 3 (JOI20_ho_t3) C++17
100 / 100
 219 ms 135524 KB 
#include <bits/stdc++.h>
 
using namespace std;

#pragma GCC optimize ("Ofast")
#pragma GCC target("fma,sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
#pragma GCC optimize("unroll-loops")

const int N = 2e2 + 5;

long long dp [N][N][N][2];

int pos [N];
int lim [N];

int main () {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n, tamanho, mx = 0;
  cin >> n >> tamanho;
  n += 2;
  pos[0] = pos[n - 1] = 0;
  lim[0] = lim[n - 1] = 1e9;
  for (int i = 1; i < n - 1; i++) cin >> pos[i];
  for (int i = 1; i < n - 1; i++) cin >> lim[i];
  for (int i = 0; i < N; i++) {
    for (int j = 0; j < N; j++) {
      for (int x = 0; x < N; x++) {
        dp[i][j][x][0] = dp[i][j][x][1] = 1e16;
      }
    }
  }
  dp[0][n - 1][0][0] = dp[0][n - 1][0][1] = 0;
  for (int L = 0; L < n; L++) {
    for (int R = n - 1; R >= 0; R--) {
      for (int Q = 0; Q <= n; Q++) {
        if (dp[L][R][Q][0] < 1e15 || dp[L][R][Q][1] < 1e15) mx = max (mx, Q);
        if (L + 1 < n && L + 1 < R) {
          // ESQ -> ESQ
          long long tempo = dp[L][R][Q][0] + pos[L + 1] - pos[L];
          int QTS = Q + (tempo <= lim[L + 1]);
          dp[L + 1][R][QTS][0] = min (dp[L + 1][R][QTS][0], tempo); 
          // DIR -> ESQ
          tempo = dp[L][R][Q][1] + tamanho - pos[R] + pos[L + 1];
          QTS = Q + (tempo <= lim[L + 1]);
          dp[L + 1][R][QTS][0] = min (dp[L + 1][R][QTS][0], tempo);
        }
        if (R - 1 >= 0 && R - 1 > L) {
          // DIR -> DIR
          long long tempo = dp[L][R][Q][1] + abs (pos[R] - pos[R - 1]);
          int QTS = Q + (tempo <= lim[R - 1]);
          dp[L][R - 1][QTS][1] = min (dp[L][R - 1][QTS][1], tempo);
          // ESQ -> DIR
          tempo = dp[L][R][Q][0] + pos[L] + tamanho - pos[R - 1];
          QTS = Q + (tempo <= lim[R - 1]);
          dp[L][R - 1][QTS][1] = min (dp[L][R - 1][QTS][1], tempo);       
        }  
      }
    }
  } 
  cout << mx << '\n';
  return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 135160 KB Output is correct
2 Correct 66 ms 135160 KB Output is correct
3 Correct 65 ms 135148 KB Output is correct
4 Correct 63 ms 135288 KB Output is correct
5 Correct 65 ms 135296 KB Output is correct
6 Correct 64 ms 135160 KB Output is correct
7 Correct 67 ms 135160 KB Output is correct
8 Correct 66 ms 135160 KB Output is correct
9 Correct 65 ms 135160 KB Output is correct
10 Correct 64 ms 135264 KB Output is correct
11 Correct 65 ms 135160 KB Output is correct
12 Correct 64 ms 135288 KB Output is correct
13 Correct 64 ms 135160 KB Output is correct
14 Correct 63 ms 135164 KB Output is correct
15 Correct 64 ms 135160 KB Output is correct
16 Correct 67 ms 135288 KB Output is correct
17 Correct 64 ms 135288 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 135160 KB Output is correct
2 Correct 66 ms 135160 KB Output is correct
3 Correct 65 ms 135148 KB Output is correct
4 Correct 63 ms 135288 KB Output is correct
5 Correct 65 ms 135296 KB Output is correct
6 Correct 64 ms 135160 KB Output is correct
7 Correct 67 ms 135160 KB Output is correct
8 Correct 66 ms 135160 KB Output is correct
9 Correct 65 ms 135160 KB Output is correct
10 Correct 64 ms 135264 KB Output is correct
11 Correct 65 ms 135160 KB Output is correct
12 Correct 64 ms 135288 KB Output is correct
13 Correct 64 ms 135160 KB Output is correct
14 Correct 63 ms 135164 KB Output is correct
15 Correct 64 ms 135160 KB Output is correct
16 Correct 67 ms 135288 KB Output is correct
17 Correct 64 ms 135288 KB Output is correct
18 Correct 64 ms 135164 KB Output is correct
19 Correct 64 ms 135160 KB Output is correct
20 Correct 63 ms 135160 KB Output is correct
21 Correct 65 ms 135288 KB Output is correct
22 Correct 65 ms 135160 KB Output is correct
23 Correct 64 ms 135160 KB Output is correct
24 Correct 65 ms 135160 KB Output is correct
25 Correct 66 ms 135160 KB Output is correct
26 Correct 65 ms 135160 KB Output is correct
27 Correct 65 ms 135160 KB Output is correct
28 Correct 65 ms 135160 KB Output is correct
29 Correct 67 ms 135160 KB Output is correct
30 Correct 65 ms 135160 KB Output is correct
31 Correct 64 ms 135160 KB Output is correct
32 Correct 65 ms 135164 KB Output is correct
33 Correct 66 ms 135160 KB Output is correct
34 Correct 65 ms 135160 KB Output is correct
35 Correct 66 ms 135160 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 135160 KB Output is correct
2 Correct 66 ms 135160 KB Output is correct
3 Correct 65 ms 135148 KB Output is correct
4 Correct 63 ms 135288 KB Output is correct
5 Correct 65 ms 135296 KB Output is correct
6 Correct 64 ms 135160 KB Output is correct
7 Correct 67 ms 135160 KB Output is correct
8 Correct 66 ms 135160 KB Output is correct
9 Correct 65 ms 135160 KB Output is correct
10 Correct 64 ms 135264 KB Output is correct
11 Correct 65 ms 135160 KB Output is correct
12 Correct 64 ms 135288 KB Output is correct
13 Correct 64 ms 135160 KB Output is correct
14 Correct 63 ms 135164 KB Output is correct
15 Correct 64 ms 135160 KB Output is correct
16 Correct 67 ms 135288 KB Output is correct
17 Correct 64 ms 135288 KB Output is correct
18 Correct 166 ms 135288 KB Output is correct
19 Correct 119 ms 135160 KB Output is correct
20 Correct 86 ms 135160 KB Output is correct
21 Correct 112 ms 135288 KB Output is correct
22 Correct 135 ms 135160 KB Output is correct
23 Correct 82 ms 135160 KB Output is correct
24 Correct 76 ms 135212 KB Output is correct
25 Correct 80 ms 135160 KB Output is correct
26 Correct 70 ms 135160 KB Output is correct
27 Correct 83 ms 135160 KB Output is correct
28 Correct 78 ms 135160 KB Output is correct
29 Correct 82 ms 135288 KB Output is correct
30 Correct 78 ms 135160 KB Output is correct
31 Correct 84 ms 135160 KB Output is correct
32 Correct 72 ms 135160 KB Output is correct
33 Correct 82 ms 135160 KB Output is correct
34 Correct 71 ms 135160 KB Output is correct
35 Correct 85 ms 135288 KB Output is correct
36 Correct 73 ms 135160 KB Output is correct
37 Correct 85 ms 135288 KB Output is correct
38 Correct 74 ms 135160 KB Output is correct
39 Correct 86 ms 135416 KB Output is correct
40 Correct 74 ms 135160 KB Output is correct
41 Correct 215 ms 135288 KB Output is correct
42 Correct 149 ms 135160 KB Output is correct
43 Correct 214 ms 135288 KB Output is correct
44 Correct 147 ms 135160 KB Output is correct
45 Correct 207 ms 135160 KB Output is correct
46 Correct 148 ms 135288 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 135160 KB Output is correct
2 Correct 66 ms 135160 KB Output is correct
3 Correct 65 ms 135148 KB Output is correct
4 Correct 63 ms 135288 KB Output is correct
5 Correct 65 ms 135296 KB Output is correct
6 Correct 64 ms 135160 KB Output is correct
7 Correct 67 ms 135160 KB Output is correct
8 Correct 66 ms 135160 KB Output is correct
9 Correct 65 ms 135160 KB Output is correct
10 Correct 64 ms 135264 KB Output is correct
11 Correct 65 ms 135160 KB Output is correct
12 Correct 64 ms 135288 KB Output is correct
13 Correct 64 ms 135160 KB Output is correct
14 Correct 63 ms 135164 KB Output is correct
15 Correct 64 ms 135160 KB Output is correct
16 Correct 67 ms 135288 KB Output is correct
17 Correct 64 ms 135288 KB Output is correct
18 Correct 64 ms 135164 KB Output is correct
19 Correct 64 ms 135160 KB Output is correct
20 Correct 63 ms 135160 KB Output is correct
21 Correct 65 ms 135288 KB Output is correct
22 Correct 65 ms 135160 KB Output is correct
23 Correct 64 ms 135160 KB Output is correct
24 Correct 65 ms 135160 KB Output is correct
25 Correct 66 ms 135160 KB Output is correct
26 Correct 65 ms 135160 KB Output is correct
27 Correct 65 ms 135160 KB Output is correct
28 Correct 65 ms 135160 KB Output is correct
29 Correct 67 ms 135160 KB Output is correct
30 Correct 65 ms 135160 KB Output is correct
31 Correct 64 ms 135160 KB Output is correct
32 Correct 65 ms 135164 KB Output is correct
33 Correct 66 ms 135160 KB Output is correct
34 Correct 65 ms 135160 KB Output is correct
35 Correct 66 ms 135160 KB Output is correct
36 Correct 166 ms 135288 KB Output is correct
37 Correct 119 ms 135160 KB Output is correct
38 Correct 86 ms 135160 KB Output is correct
39 Correct 112 ms 135288 KB Output is correct
40 Correct 135 ms 135160 KB Output is correct
41 Correct 82 ms 135160 KB Output is correct
42 Correct 76 ms 135212 KB Output is correct
43 Correct 80 ms 135160 KB Output is correct
44 Correct 70 ms 135160 KB Output is correct
45 Correct 83 ms 135160 KB Output is correct
46 Correct 78 ms 135160 KB Output is correct
47 Correct 82 ms 135288 KB Output is correct
48 Correct 78 ms 135160 KB Output is correct
49 Correct 84 ms 135160 KB Output is correct
50 Correct 72 ms 135160 KB Output is correct
51 Correct 82 ms 135160 KB Output is correct
52 Correct 71 ms 135160 KB Output is correct
53 Correct 85 ms 135288 KB Output is correct
54 Correct 73 ms 135160 KB Output is correct
55 Correct 85 ms 135288 KB Output is correct
56 Correct 74 ms 135160 KB Output is correct
57 Correct 86 ms 135416 KB Output is correct
58 Correct 74 ms 135160 KB Output is correct
59 Correct 215 ms 135288 KB Output is correct
60 Correct 149 ms 135160 KB Output is correct
61 Correct 214 ms 135288 KB Output is correct
62 Correct 147 ms 135160 KB Output is correct
63 Correct 207 ms 135160 KB Output is correct
64 Correct 148 ms 135288 KB Output is correct
65 Correct 182 ms 135160 KB Output is correct
66 Correct 177 ms 135288 KB Output is correct
67 Correct 180 ms 135288 KB Output is correct
68 Correct 159 ms 135260 KB Output is correct
69 Correct 188 ms 135164 KB Output is correct
70 Correct 183 ms 135160 KB Output is correct
71 Correct 191 ms 135288 KB Output is correct
72 Correct 180 ms 135288 KB Output is correct
73 Correct 175 ms 135292 KB Output is correct
74 Correct 158 ms 135288 KB Output is correct
75 Correct 179 ms 135160 KB Output is correct
76 Correct 196 ms 135160 KB Output is correct
77 Correct 204 ms 135188 KB Output is correct
78 Correct 164 ms 135308 KB Output is correct
79 Correct 167 ms 135160 KB Output is correct
80 Correct 202 ms 135160 KB Output is correct
81 Correct 167 ms 135160 KB Output is correct
82 Correct 174 ms 135160 KB Output is correct
83 Correct 204 ms 135524 KB Output is correct
84 Correct 183 ms 135160 KB Output is correct
85 Correct 196 ms 135164 KB Output is correct
86 Correct 194 ms 135236 KB Output is correct
87 Correct 178 ms 135288 KB Output is correct
88 Correct 213 ms 135288 KB Output is correct
89 Correct 214 ms 135160 KB Output is correct
90 Correct 179 ms 135164 KB Output is correct
91 Correct 219 ms 135288 KB Output is correct
92 Correct 213 ms 135288 KB Output is correct
93 Correct 212 ms 135160 KB Output is correct