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Submission #980378

# Submission time Handle Problem Language Result Execution time Memory
980378 2024-05-12T06:52:15 Z vjudge1 Rainforest Jumps (APIO21_jumps) C++17
25 / 100
 590 ms 1048576 KB 
#include "jumps.h"
#include<bits/stdc++.h>

using namespace std;
#define ll long long
const int mod = 1e9 + 7;
const int inf = 1e9;

template<typename T>
int len(T &a){return a.size();}

vector<int> lef, rig;
vector<vector<int>> g;
int n;
bool sub1 = 1;
vector<vector<int>> dis;

struct Segtree{
  vector<int> t;
  int n;
  void init(int _n){
    n = _n;
    t.resize(2 * n);
  }
  int merge(const int &a, const int &b){
    return min(a, b);
  }
  void build(vector<int> &a){
    init(len(a));
    for(int i = 0; i < n; i ++) t[i + n] = a[i];
    for(int i = n - 1; i > 0; i --) t[i] = merge(t[i << 1], t[i << 1 | 1]);
  }

  int get(int l, int r){
    l += n; r += n;
    int res = inf;
    while(l <= r){
      if(l % 2) res = merge(res, t[l ++]);
      if(r % 2 == 0) res = merge(res, t[r --]);
      l /= 2; r /= 2;
    }
    return res;
  }
};
vector<Segtree> t;


void init(int N, vector<int> h) {
  n = N;
  vector<int> st;
  lef.resize(n), rig.resize(n); g.resize(n);
  for(int i = 0; i < n; i ++){
    if(h[i] != i + 1) sub1 = 0;
    while(!st.empty() && h[st.back()] <= h[i]) st.pop_back();
    if(st.empty()) lef[i] = -1;
    else lef[i] = st.back();
    st.push_back(i);
  }
  if(sub1) return;
  
  t.resize(n);
  dis.assign(n, vector<int> (n, inf));
  st.clear();
  for(int i = n - 1; i >= 0; i --){
    while(!st.empty() && h[st.back()] <= h[i]) st.pop_back();
    if(st.empty()) rig[i] = n;
    else rig[i] = st.back();
    st.push_back(i);
  }

  for(int i = 0; i < n; i ++){
    if(~lef[i]) g[i].push_back(lef[i]);
    if(rig[i] != n) g[i].push_back(rig[i]);
  }

  auto bfs = [&](int beg){
    queue<int> q; q.push(beg);
    dis[beg][beg] = 0;
    while(!q.empty()){
      int f = q.front(); q.pop();
      for(auto u : g[f]){
        if(dis[beg][u] != inf) continue;
        dis[beg][u] = dis[beg][f] + 1;
        q.push(u);
      }
    }
  };  
  for(int i = 0; i < n; i ++){
    bfs(i);
    t[i].build(dis[i]);
  }

}

int minimum_jumps(int A, int B, int C, int D) {
  if(sub1) return C - B;
  int mn = inf;
  for(int i = A; i <= B; i ++) mn = min(mn, t[i].get(C, D));
  return (mn == inf ? -1 : mn);
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 55 ms 6448 KB Output is correct
4 Correct 528 ms 8280 KB Output is correct
5 Correct 454 ms 4172 KB Output is correct
6 Correct 535 ms 8120 KB Output is correct
7 Correct 409 ms 5584 KB Output is correct
8 Correct 590 ms 8112 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 1 ms 856 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 856 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 2 ms 856 KB Output is correct
14 Correct 1 ms 856 KB Output is correct
15 Correct 1 ms 856 KB Output is correct
16 Correct 1 ms 856 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 856 KB Output is correct
21 Correct 1 ms 856 KB Output is correct
22 Correct 1 ms 856 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 2 ms 856 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 856 KB Output is correct
29 Correct 1 ms 856 KB Output is correct
30 Correct 1 ms 856 KB Output is correct
31 Correct 2 ms 856 KB Output is correct
32 Correct 2 ms 856 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 600 KB Output is correct
35 Correct 1 ms 856 KB Output is correct
36 Correct 1 ms 856 KB Output is correct
37 Correct 1 ms 856 KB Output is correct
38 Correct 1 ms 856 KB Output is correct
39 Correct 1 ms 856 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 2 ms 856 KB Output is correct
7 Correct 1 ms 600 KB Output is correct
8 Correct 1 ms 856 KB Output is correct
9 Correct 1 ms 600 KB Output is correct
10 Correct 1 ms 856 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 856 KB Output is correct
13 Correct 2 ms 856 KB Output is correct
14 Correct 1 ms 856 KB Output is correct
15 Correct 1 ms 856 KB Output is correct
16 Correct 1 ms 856 KB Output is correct
17 Correct 1 ms 856 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 1 ms 856 KB Output is correct
21 Correct 1 ms 856 KB Output is correct
22 Correct 1 ms 856 KB Output is correct
23 Correct 2 ms 1108 KB Output is correct
24 Correct 2 ms 856 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 856 KB Output is correct
29 Correct 1 ms 856 KB Output is correct
30 Correct 1 ms 856 KB Output is correct
31 Correct 2 ms 856 KB Output is correct
32 Correct 2 ms 856 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 1 ms 600 KB Output is correct
35 Correct 1 ms 856 KB Output is correct
36 Correct 1 ms 856 KB Output is correct
37 Correct 1 ms 856 KB Output is correct
38 Correct 1 ms 856 KB Output is correct
39 Correct 1 ms 856 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 1 ms 856 KB Output is correct
46 Correct 1 ms 600 KB Output is correct
47 Correct 1 ms 856 KB Output is correct
48 Correct 1 ms 600 KB Output is correct
49 Correct 1 ms 856 KB Output is correct
50 Correct 1 ms 344 KB Output is correct
51 Correct 2 ms 856 KB Output is correct
52 Correct 2 ms 856 KB Output is correct
53 Correct 1 ms 856 KB Output is correct
54 Correct 1 ms 856 KB Output is correct
55 Correct 1 ms 856 KB Output is correct
56 Correct 2 ms 856 KB Output is correct
57 Correct 1 ms 856 KB Output is correct
58 Correct 49 ms 34896 KB Output is correct
59 Correct 93 ms 47684 KB Output is correct
60 Correct 11 ms 8536 KB Output is correct
61 Correct 100 ms 47688 KB Output is correct
62 Correct 7 ms 856 KB Output is correct
63 Correct 86 ms 47688 KB Output is correct
64 Correct 11 ms 348 KB Output is correct
65 Correct 99 ms 47700 KB Output is correct
66 Correct 94 ms 47952 KB Output is correct
67 Correct 87 ms 47776 KB Output is correct
68 Correct 99 ms 47716 KB Output is correct
69 Correct 71 ms 47700 KB Output is correct
70 Correct 54 ms 47700 KB Output is correct
71 Correct 1 ms 344 KB Output is correct
72 Correct 0 ms 344 KB Output is correct
73 Correct 1 ms 856 KB Output is correct
74 Correct 1 ms 856 KB Output is correct
75 Correct 1 ms 856 KB Output is correct
76 Correct 1 ms 856 KB Output is correct
77 Correct 2 ms 856 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 1 ms 344 KB Output is correct
81 Correct 2 ms 856 KB Output is correct
82 Correct 2 ms 856 KB Output is correct
83 Correct 2 ms 856 KB Output is correct
84 Correct 1 ms 856 KB Output is correct
85 Correct 2 ms 856 KB Output is correct
86 Correct 0 ms 344 KB Output is correct
87 Correct 1 ms 600 KB Output is correct
88 Correct 1 ms 856 KB Output is correct
89 Correct 1 ms 852 KB Output is correct
90 Correct 1 ms 856 KB Output is correct
91 Correct 1 ms 856 KB Output is correct
92 Correct 1 ms 856 KB Output is correct
93 Correct 1 ms 856 KB Output is correct
94 Correct 2 ms 1112 KB Output is correct
95 Correct 46 ms 47704 KB Output is correct
96 Correct 57 ms 47704 KB Output is correct
97 Correct 57 ms 47476 KB Output is correct
98 Correct 62 ms 47948 KB Output is correct
99 Correct 61 ms 47764 KB Output is correct
100 Correct 1 ms 852 KB Output is correct
101 Correct 4 ms 7000 KB Output is correct
102 Correct 33 ms 47752 KB Output is correct
103 Correct 52 ms 47704 KB Output is correct
104 Correct 38 ms 47696 KB Output is correct
105 Correct 46 ms 47696 KB Output is correct
106 Correct 49 ms 47952 KB Output is correct
107 Correct 1 ms 856 KB Output is correct
108 Correct 6 ms 10584 KB Output is correct
109 Correct 28 ms 47708 KB Output is correct
110 Correct 41 ms 47700 KB Output is correct
111 Correct 26 ms 47708 KB Output is correct
112 Correct 35 ms 47696 KB Output is correct
113 Correct 43 ms 47532 KB Output is correct

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 424 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Runtime error 369 ms 1048576 KB Execution killed with signal 9
6 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Runtime error 375 ms 1048576 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Runtime error 375 ms 1048576 KB Execution killed with signal 9
5 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 55 ms 6448 KB Output is correct
4 Correct 528 ms 8280 KB Output is correct
5 Correct 454 ms 4172 KB Output is correct
6 Correct 535 ms 8120 KB Output is correct
7 Correct 409 ms 5584 KB Output is correct
8 Correct 590 ms 8112 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 2 ms 856 KB Output is correct
15 Correct 1 ms 600 KB Output is correct
16 Correct 1 ms 856 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 856 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 856 KB Output is correct
21 Correct 2 ms 856 KB Output is correct
22 Correct 1 ms 856 KB Output is correct
23 Correct 1 ms 856 KB Output is correct
24 Correct 1 ms 856 KB Output is correct
25 Correct 1 ms 856 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 856 KB Output is correct
29 Correct 1 ms 856 KB Output is correct
30 Correct 1 ms 856 KB Output is correct
31 Correct 2 ms 1108 KB Output is correct
32 Correct 2 ms 856 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 856 KB Output is correct
37 Correct 1 ms 856 KB Output is correct
38 Correct 1 ms 856 KB Output is correct
39 Correct 2 ms 856 KB Output is correct
40 Correct 2 ms 856 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 1 ms 600 KB Output is correct
43 Correct 1 ms 856 KB Output is correct
44 Correct 1 ms 856 KB Output is correct
45 Correct 1 ms 856 KB Output is correct
46 Correct 1 ms 856 KB Output is correct
47 Correct 1 ms 856 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 344 KB Output is correct
51 Correct 0 ms 344 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 1 ms 856 KB Output is correct
54 Correct 1 ms 600 KB Output is correct
55 Correct 1 ms 856 KB Output is correct
56 Correct 1 ms 600 KB Output is correct
57 Correct 1 ms 856 KB Output is correct
58 Correct 1 ms 344 KB Output is correct
59 Correct 2 ms 856 KB Output is correct
60 Correct 2 ms 856 KB Output is correct
61 Correct 1 ms 856 KB Output is correct
62 Correct 1 ms 856 KB Output is correct
63 Correct 1 ms 856 KB Output is correct
64 Correct 2 ms 856 KB Output is correct
65 Correct 1 ms 856 KB Output is correct
66 Correct 49 ms 34896 KB Output is correct
67 Correct 93 ms 47684 KB Output is correct
68 Correct 11 ms 8536 KB Output is correct
69 Correct 100 ms 47688 KB Output is correct
70 Correct 7 ms 856 KB Output is correct
71 Correct 86 ms 47688 KB Output is correct
72 Correct 11 ms 348 KB Output is correct
73 Correct 99 ms 47700 KB Output is correct
74 Correct 94 ms 47952 KB Output is correct
75 Correct 87 ms 47776 KB Output is correct
76 Correct 99 ms 47716 KB Output is correct
77 Correct 71 ms 47700 KB Output is correct
78 Correct 54 ms 47700 KB Output is correct
79 Correct 1 ms 344 KB Output is correct
80 Correct 0 ms 344 KB Output is correct
81 Correct 1 ms 856 KB Output is correct
82 Correct 1 ms 856 KB Output is correct
83 Correct 1 ms 856 KB Output is correct
84 Correct 1 ms 856 KB Output is correct
85 Correct 2 ms 856 KB Output is correct
86 Correct 0 ms 344 KB Output is correct
87 Correct 0 ms 344 KB Output is correct
88 Correct 1 ms 344 KB Output is correct
89 Correct 2 ms 856 KB Output is correct
90 Correct 2 ms 856 KB Output is correct
91 Correct 2 ms 856 KB Output is correct
92 Correct 1 ms 856 KB Output is correct
93 Correct 2 ms 856 KB Output is correct
94 Correct 0 ms 344 KB Output is correct
95 Correct 1 ms 600 KB Output is correct
96 Correct 1 ms 856 KB Output is correct
97 Correct 1 ms 852 KB Output is correct
98 Correct 1 ms 856 KB Output is correct
99 Correct 1 ms 856 KB Output is correct
100 Correct 1 ms 856 KB Output is correct
101 Correct 1 ms 856 KB Output is correct
102 Correct 2 ms 1112 KB Output is correct
103 Correct 46 ms 47704 KB Output is correct
104 Correct 57 ms 47704 KB Output is correct
105 Correct 57 ms 47476 KB Output is correct
106 Correct 62 ms 47948 KB Output is correct
107 Correct 61 ms 47764 KB Output is correct
108 Correct 1 ms 852 KB Output is correct
109 Correct 4 ms 7000 KB Output is correct
110 Correct 33 ms 47752 KB Output is correct
111 Correct 52 ms 47704 KB Output is correct
112 Correct 38 ms 47696 KB Output is correct
113 Correct 46 ms 47696 KB Output is correct
114 Correct 49 ms 47952 KB Output is correct
115 Correct 1 ms 856 KB Output is correct
116 Correct 6 ms 10584 KB Output is correct
117 Correct 28 ms 47708 KB Output is correct
118 Correct 41 ms 47700 KB Output is correct
119 Correct 26 ms 47708 KB Output is correct
120 Correct 35 ms 47696 KB Output is correct
121 Correct 43 ms 47532 KB Output is correct
122 Correct 0 ms 344 KB Output is correct
123 Correct 0 ms 424 KB Output is correct
124 Correct 0 ms 344 KB Output is correct
125 Correct 0 ms 344 KB Output is correct
126 Runtime error 369 ms 1048576 KB Execution killed with signal 9
127 Halted 0 ms 0 KB -