#include "jumps.h"
#include <vector>
#include <bits/stdc++.h>
using namespace std;
int inf = 1e9;
int n, l;
vector<int> h;
vector<pair<int, int>> a;
vector<vector<int>> up, A;
void init(int N, std::vector<int> H)
{
n = N+1;
h = H;
l = ceil(log2(n));
h.push_back(n);
a.resize(n);
up.resize(n, vector<int>(l+1));
A.resize(n, vector<int>(l+1));
stack<int> st;
for(int i = 0; i < n; ++i){
while(!st.empty() && h[st.top()] < h[i]){
a[st.top()].second = i;
st.pop();
}
st.push(i);
}
while(!st.empty()){
a[st.top()].second = st.top();
st.pop();
}
for(int i = n-1; i >= 0; --i){
while(!st.empty() && h[st.top()] < h[i]){
a[st.top()].first = i;
st.pop();
}
st.push(i);
}
while(!st.empty()){
a[st.top()].first = st.top();
st.pop();
}
vector<int> inv_h(n+1);
for(int i = 0; i < n; ++i) inv_h[h[i]] = i;
for(int i = n; i > 0; --i){
int id = inv_h[i];
if(h[a[id].first] > h[a[id].second]) up[id][0] = a[id].first;
else up[id][0] = a[id].second;
A[id][0] = a[id].second;
// cerr << id << ' ' << up[id][0] << ' ';
for(int j = 1; j <= l; ++j){
up[id][j] = up[up[id][j-1]][j-1];
A[id][j] = A[A[id][j-1]][j-1];
// cerr << up[id][j] << ' ';
}
// cerr << endl;
// cout << a[id].first << ' ' << id << ' ' << a[id].second << endl;
}
}
int ans(int L, int R){
int ans = 0;
for(int i = l; i >= 0; --i){
if(h[up[L][i]] <= h[R]){
L = up[L][i];
ans += (1<<i);
}
}
for(int i = l; i >= 0; --i){
if(h[A[L][i]] <= h[R]){
L = A[L][i];
ans += (1<<i);
}
}
if(L == R) return ans;
return inf;
}
int minimum_jumps(int A, int B, int C, int D)
{
// return 0;
int res = inf;
for(int id = C; id <= D; ++id){
int mx = 0, mx_id = B;
for(int i = B; i >= A; --i){
if(h[i] > h[id]) break;
if(h[i] > mx){
mx = h[i];
mx_id = i;
}
}
res = min(res, ans(mx_id, id));
}
return (res == inf ? -1 : res);
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
504 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Execution timed out |
4048 ms |
42212 KB |
Time limit exceeded |
4 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
504 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 |
3 ms |
596 KB |
Output is correct |
7 |
Correct |
1 ms |
344 KB |
Output is correct |
8 |
Correct |
2 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
2 ms |
344 KB |
Output is correct |
11 |
Correct |
2 ms |
344 KB |
Output is correct |
12 |
Correct |
2 ms |
504 KB |
Output is correct |
13 |
Correct |
2 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
2 ms |
392 KB |
Output is correct |
16 |
Correct |
2 ms |
344 KB |
Output is correct |
17 |
Correct |
2 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
500 KB |
Output is correct |
20 |
Correct |
2 ms |
344 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
2 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
520 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
344 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
504 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
500 KB |
Output is correct |
37 |
Correct |
0 ms |
344 KB |
Output is correct |
38 |
Correct |
1 ms |
344 KB |
Output is correct |
39 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
504 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 |
3 ms |
596 KB |
Output is correct |
7 |
Correct |
1 ms |
344 KB |
Output is correct |
8 |
Correct |
2 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
2 ms |
344 KB |
Output is correct |
11 |
Correct |
2 ms |
344 KB |
Output is correct |
12 |
Correct |
2 ms |
504 KB |
Output is correct |
13 |
Correct |
2 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
2 ms |
392 KB |
Output is correct |
16 |
Correct |
2 ms |
344 KB |
Output is correct |
17 |
Correct |
2 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
500 KB |
Output is correct |
20 |
Correct |
2 ms |
344 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
2 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
520 KB |
Output is correct |
26 |
Correct |
0 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
344 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
2 ms |
344 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
504 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
500 KB |
Output is correct |
37 |
Correct |
0 ms |
344 KB |
Output is correct |
38 |
Correct |
1 ms |
344 KB |
Output is correct |
39 |
Correct |
1 ms |
344 KB |
Output is correct |
40 |
Correct |
0 ms |
344 KB |
Output is correct |
41 |
Correct |
1 ms |
344 KB |
Output is correct |
42 |
Correct |
0 ms |
344 KB |
Output is correct |
43 |
Correct |
1 ms |
344 KB |
Output is correct |
44 |
Correct |
2 ms |
560 KB |
Output is correct |
45 |
Correct |
2 ms |
344 KB |
Output is correct |
46 |
Correct |
2 ms |
344 KB |
Output is correct |
47 |
Correct |
2 ms |
344 KB |
Output is correct |
48 |
Correct |
1 ms |
344 KB |
Output is correct |
49 |
Correct |
2 ms |
344 KB |
Output is correct |
50 |
Correct |
2 ms |
344 KB |
Output is correct |
51 |
Correct |
2 ms |
344 KB |
Output is correct |
52 |
Correct |
2 ms |
344 KB |
Output is correct |
53 |
Correct |
2 ms |
504 KB |
Output is correct |
54 |
Correct |
2 ms |
508 KB |
Output is correct |
55 |
Correct |
2 ms |
344 KB |
Output is correct |
56 |
Correct |
2 ms |
344 KB |
Output is correct |
57 |
Correct |
1 ms |
344 KB |
Output is correct |
58 |
Correct |
19 ms |
600 KB |
Output is correct |
59 |
Correct |
26 ms |
600 KB |
Output is correct |
60 |
Correct |
5 ms |
344 KB |
Output is correct |
61 |
Correct |
39 ms |
600 KB |
Output is correct |
62 |
Correct |
10 ms |
344 KB |
Output is correct |
63 |
Correct |
31 ms |
600 KB |
Output is correct |
64 |
Correct |
175 ms |
600 KB |
Output is correct |
65 |
Correct |
186 ms |
600 KB |
Output is correct |
66 |
Correct |
161 ms |
600 KB |
Output is correct |
67 |
Correct |
35 ms |
600 KB |
Output is correct |
68 |
Correct |
160 ms |
760 KB |
Output is correct |
69 |
Correct |
29 ms |
600 KB |
Output is correct |
70 |
Correct |
70 ms |
600 KB |
Output is correct |
71 |
Correct |
0 ms |
344 KB |
Output is correct |
72 |
Correct |
1 ms |
344 KB |
Output is correct |
73 |
Correct |
3 ms |
516 KB |
Output is correct |
74 |
Correct |
2 ms |
500 KB |
Output is correct |
75 |
Correct |
2 ms |
500 KB |
Output is correct |
76 |
Correct |
1 ms |
344 KB |
Output is correct |
77 |
Correct |
1 ms |
344 KB |
Output is correct |
78 |
Correct |
0 ms |
344 KB |
Output is correct |
79 |
Correct |
1 ms |
344 KB |
Output is correct |
80 |
Correct |
2 ms |
344 KB |
Output is correct |
81 |
Correct |
1 ms |
344 KB |
Output is correct |
82 |
Correct |
2 ms |
344 KB |
Output is correct |
83 |
Correct |
2 ms |
344 KB |
Output is correct |
84 |
Correct |
2 ms |
504 KB |
Output is correct |
85 |
Correct |
2 ms |
500 KB |
Output is correct |
86 |
Correct |
1 ms |
344 KB |
Output is correct |
87 |
Correct |
1 ms |
344 KB |
Output is correct |
88 |
Correct |
1 ms |
344 KB |
Output is correct |
89 |
Correct |
1 ms |
344 KB |
Output is correct |
90 |
Correct |
1 ms |
344 KB |
Output is correct |
91 |
Correct |
1 ms |
344 KB |
Output is correct |
92 |
Correct |
1 ms |
344 KB |
Output is correct |
93 |
Correct |
1 ms |
344 KB |
Output is correct |
94 |
Correct |
3 ms |
344 KB |
Output is correct |
95 |
Correct |
12 ms |
600 KB |
Output is correct |
96 |
Correct |
13 ms |
600 KB |
Output is correct |
97 |
Correct |
9 ms |
600 KB |
Output is correct |
98 |
Correct |
9 ms |
600 KB |
Output is correct |
99 |
Correct |
12 ms |
600 KB |
Output is correct |
100 |
Correct |
1 ms |
344 KB |
Output is correct |
101 |
Correct |
1 ms |
344 KB |
Output is correct |
102 |
Correct |
13 ms |
600 KB |
Output is correct |
103 |
Correct |
13 ms |
600 KB |
Output is correct |
104 |
Correct |
12 ms |
760 KB |
Output is correct |
105 |
Correct |
11 ms |
764 KB |
Output is correct |
106 |
Correct |
11 ms |
600 KB |
Output is correct |
107 |
Correct |
0 ms |
344 KB |
Output is correct |
108 |
Correct |
1 ms |
600 KB |
Output is correct |
109 |
Correct |
1 ms |
600 KB |
Output is correct |
110 |
Correct |
1 ms |
600 KB |
Output is correct |
111 |
Correct |
1 ms |
600 KB |
Output is correct |
112 |
Correct |
1 ms |
600 KB |
Output is correct |
113 |
Correct |
2 ms |
608 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
128 ms |
41784 KB |
Output is correct |
6 |
Correct |
191 ms |
51880 KB |
Output is correct |
7 |
Correct |
76 ms |
23664 KB |
Output is correct |
8 |
Correct |
186 ms |
52256 KB |
Output is correct |
9 |
Correct |
14 ms |
7292 KB |
Output is correct |
10 |
Correct |
244 ms |
51872 KB |
Output is correct |
11 |
Execution timed out |
4103 ms |
52812 KB |
Time limit exceeded |
12 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
207 ms |
21184 KB |
Output is correct |
5 |
Correct |
843 ms |
52088 KB |
Output is correct |
6 |
Correct |
446 ms |
7892 KB |
Output is correct |
7 |
Correct |
780 ms |
51880 KB |
Output is correct |
8 |
Correct |
416 ms |
16076 KB |
Output is correct |
9 |
Correct |
799 ms |
52288 KB |
Output is correct |
10 |
Correct |
987 ms |
52896 KB |
Output is correct |
11 |
Correct |
842 ms |
52400 KB |
Output is correct |
12 |
Correct |
839 ms |
52808 KB |
Output is correct |
13 |
Correct |
805 ms |
52096 KB |
Output is correct |
14 |
Correct |
776 ms |
52224 KB |
Output is correct |
15 |
Correct |
681 ms |
52916 KB |
Output is correct |
16 |
Correct |
698 ms |
53080 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
11 ms |
600 KB |
Output is correct |
28 |
Correct |
9 ms |
600 KB |
Output is correct |
29 |
Correct |
12 ms |
600 KB |
Output is correct |
30 |
Correct |
10 ms |
856 KB |
Output is correct |
31 |
Correct |
9 ms |
600 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
75 ms |
26528 KB |
Output is correct |
34 |
Correct |
163 ms |
51880 KB |
Output is correct |
35 |
Correct |
125 ms |
52892 KB |
Output is correct |
36 |
Correct |
138 ms |
52032 KB |
Output is correct |
37 |
Correct |
111 ms |
52244 KB |
Output is correct |
38 |
Correct |
74 ms |
52912 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
0 ms |
348 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
207 ms |
21184 KB |
Output is correct |
5 |
Correct |
843 ms |
52088 KB |
Output is correct |
6 |
Correct |
446 ms |
7892 KB |
Output is correct |
7 |
Correct |
780 ms |
51880 KB |
Output is correct |
8 |
Correct |
416 ms |
16076 KB |
Output is correct |
9 |
Correct |
799 ms |
52288 KB |
Output is correct |
10 |
Correct |
987 ms |
52896 KB |
Output is correct |
11 |
Correct |
842 ms |
52400 KB |
Output is correct |
12 |
Correct |
839 ms |
52808 KB |
Output is correct |
13 |
Correct |
805 ms |
52096 KB |
Output is correct |
14 |
Correct |
776 ms |
52224 KB |
Output is correct |
15 |
Correct |
681 ms |
52916 KB |
Output is correct |
16 |
Correct |
698 ms |
53080 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
2 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
0 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
11 ms |
600 KB |
Output is correct |
28 |
Correct |
9 ms |
600 KB |
Output is correct |
29 |
Correct |
12 ms |
600 KB |
Output is correct |
30 |
Correct |
10 ms |
856 KB |
Output is correct |
31 |
Correct |
9 ms |
600 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
75 ms |
26528 KB |
Output is correct |
34 |
Correct |
163 ms |
51880 KB |
Output is correct |
35 |
Correct |
125 ms |
52892 KB |
Output is correct |
36 |
Correct |
138 ms |
52032 KB |
Output is correct |
37 |
Correct |
111 ms |
52244 KB |
Output is correct |
38 |
Correct |
74 ms |
52912 KB |
Output is correct |
39 |
Correct |
0 ms |
344 KB |
Output is correct |
40 |
Correct |
0 ms |
344 KB |
Output is correct |
41 |
Correct |
0 ms |
344 KB |
Output is correct |
42 |
Correct |
208 ms |
21108 KB |
Output is correct |
43 |
Correct |
802 ms |
51876 KB |
Output is correct |
44 |
Correct |
476 ms |
7904 KB |
Output is correct |
45 |
Correct |
900 ms |
52092 KB |
Output is correct |
46 |
Correct |
418 ms |
15944 KB |
Output is correct |
47 |
Correct |
790 ms |
52092 KB |
Output is correct |
48 |
Correct |
1040 ms |
52916 KB |
Output is correct |
49 |
Correct |
903 ms |
52656 KB |
Output is correct |
50 |
Correct |
946 ms |
52808 KB |
Output is correct |
51 |
Correct |
797 ms |
51872 KB |
Output is correct |
52 |
Correct |
885 ms |
52132 KB |
Output is correct |
53 |
Correct |
699 ms |
52792 KB |
Output is correct |
54 |
Correct |
671 ms |
52900 KB |
Output is correct |
55 |
Correct |
1 ms |
344 KB |
Output is correct |
56 |
Correct |
225 ms |
51800 KB |
Output is correct |
57 |
Correct |
798 ms |
51872 KB |
Output is correct |
58 |
Correct |
338 ms |
8420 KB |
Output is correct |
59 |
Correct |
830 ms |
52104 KB |
Output is correct |
60 |
Correct |
317 ms |
16328 KB |
Output is correct |
61 |
Correct |
817 ms |
51872 KB |
Output is correct |
62 |
Execution timed out |
4083 ms |
52924 KB |
Time limit exceeded |
63 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
504 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Execution timed out |
4048 ms |
42212 KB |
Time limit exceeded |
4 |
Halted |
0 ms |
0 KB |
- |