#define wiwihorz
#include "jumps.h"
#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma loop-opt(on)
#define rep(i, a, b) for(int i = a; i <= b; i++)
#define rrep(i, a, b) for(int i = b; i >= a; i--)
#define ceil(a, b) ((a + b - 1) / (b))
#define all(x) x.begin(), x.end()
#define MOD 1000000007
#define eps (1e-9)
#define INF 1000000000
using namespace std;
#define lld long double
#define pii pair<int, int>
#define random mt19937 rnd(chrono::steady_clock::now().time_since_epoch().count())
#ifdef wiwihorz
#define print(a...) kout("[" + string(#a) + "] = ", a)
void vprint(auto L, auto R) {while(L < R) cerr << *L << " \n"[next(L) == R], ++L; }
void kout() {cerr << endl; }
template<class T1, class ... T2> void kout(T1 a, T2 ... e) { cerr << a << " ", kout(e...);}
#else
#define print(...) 0
#define vprint(...) 0
#endif
int n, lg;
vector<int> L, R, h, t;
vector<vector<int>> l, r, to;
vector<vector<pii>> sp;
int query(int L, int R) {
if(L > R) return -1;
int cur = 31 - __builtin_clz(R - L + 1);
pii ans = max(sp[cur][L], sp[cur][R - (1 << cur) + 1]);
return ans.second;
}
void init(int N, vector<int> H) {
n = N, lg = 32 - __builtin_clz(n);
set<int> s; vector<int> a(n, 0);
L.assign(n + 2, 0);
R.assign(n + 2, 0);
t.assign(n + 2, 0);
h.assign(n + 2, 0);
h[0] = h[n + 1] = INF;
rep(i, 0, n - 1) h[i + 1] = H[i];
rep(i, 1, n) a[i - 1] = i;
sort(all(a), [](int x, int y) { return h[x] > h[y]; });
s.insert(n + 1), s.insert(0);
for(auto i : a) {
auto it = s.lower_bound(i);
int x = *it, y = *prev(it);
if(h[x] < h[y]) swap(x, y);
R[i] = x, L[i] = y, t[i] = *it;
s.insert(i);
}
l.assign(lg + 1, vector<int>(n + 2, 0));
r.assign(lg + 1, vector<int>(n + 2, 0));
sp.assign(lg + 1, vector<pii>(n + 2, {0, 0}));
to.assign(lg + 1, vector<int>(n + 2, 0));
L[0] = R[0] = 0, L[n + 1] = R[n + 1] = n + 1;
rep(i, 0, n + 1) {
sp[0][i] = {h[i], i};
l[0][i] = L[i];
r[0][i] = R[i];
to[0][i] = t[i];
}
rep(i, 1, lg) rep(j, 0, n + 1) {
sp[i][j] = max(sp[i - 1][j], sp[i - 1][j + (1 << (i - 1))]);
l[i][j] = l[i - 1][l[i - 1][j]];
r[i][j] = r[i - 1][r[i - 1][j]];
to[i][j] = to[i - 1][to[i - 1][j]];
}
return;
}
/*
7 3
3 2 1 6 4 5 7
4 4 6 6
1 3 5 6
0 1 2 2
*/
int minimum_jumps(int A, int B, int C, int D) {
A ++ ,B ++ , C ++, D ++;
int st, ll = A - 1, rr = B + 1, ans = 0, mx;
mx = query(C, D);
while(rr - ll > 1) {
int mid = (ll + rr) / 2;
int x = query(mid, B);
if(h[mx] < h[x]) ll = mid;
else rr = mid;
}
st = query(rr, B);
if(st == -1) return -1;
rrep(i, 0, lg) {
if(h[r[i][st]] < h[mx] && r[i][st] < C && l[i][st] < C)
st = r[i][st], ans += (1 << i);
}
if(r[0][st] <= D && r[0][st] >= C) return ans + 1;
rrep(i, 0, lg) if(h[to[i][st]] <= h[mx]) {
if(to[i][st] < C) st = to[i][st], ans += (1 << i);
}
st = to[0][st];
if(st <= D && st >= C) return ans + 1;
return -1;
}
Compilation message
jumps.cpp:5: warning: ignoring '#pragma loop ' [-Wunknown-pragmas]
5 | #pragma loop-opt(on)
|
jumps.cpp:23:17: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
23 | void vprint(auto L, auto R) {while(L < R) cerr << *L << " \n"[next(L) == R], ++L; }
| ^~~~
jumps.cpp:23:25: warning: use of 'auto' in parameter declaration only available with '-fconcepts-ts'
23 | void vprint(auto L, auto R) {while(L < R) cerr << *L << " \n"[next(L) == R], ++L; }
| ^~~~
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
287 ms |
72516 KB |
Output is correct |
4 |
Correct |
1968 ms |
91128 KB |
Output is correct |
5 |
Correct |
1228 ms |
44064 KB |
Output is correct |
6 |
Correct |
1574 ms |
91060 KB |
Output is correct |
7 |
Correct |
1389 ms |
62332 KB |
Output is correct |
8 |
Correct |
1699 ms |
91248 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
0 ms |
200 KB |
Output is correct |
5 |
Correct |
3 ms |
200 KB |
Output is correct |
6 |
Correct |
3 ms |
328 KB |
Output is correct |
7 |
Correct |
2 ms |
328 KB |
Output is correct |
8 |
Correct |
5 ms |
328 KB |
Output is correct |
9 |
Incorrect |
1 ms |
328 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
0 ms |
200 KB |
Output is correct |
5 |
Correct |
3 ms |
200 KB |
Output is correct |
6 |
Correct |
3 ms |
328 KB |
Output is correct |
7 |
Correct |
2 ms |
328 KB |
Output is correct |
8 |
Correct |
5 ms |
328 KB |
Output is correct |
9 |
Incorrect |
1 ms |
328 KB |
Output isn't correct |
10 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
1 ms |
200 KB |
Output is correct |
5 |
Correct |
233 ms |
73444 KB |
Output is correct |
6 |
Correct |
283 ms |
91156 KB |
Output is correct |
7 |
Correct |
110 ms |
44688 KB |
Output is correct |
8 |
Correct |
281 ms |
91164 KB |
Output is correct |
9 |
Correct |
30 ms |
12188 KB |
Output is correct |
10 |
Correct |
285 ms |
91068 KB |
Output is correct |
11 |
Correct |
181 ms |
91156 KB |
Output is correct |
12 |
Correct |
171 ms |
91156 KB |
Output is correct |
13 |
Correct |
168 ms |
91124 KB |
Output is correct |
14 |
Correct |
238 ms |
91160 KB |
Output is correct |
15 |
Incorrect |
206 ms |
91072 KB |
Output isn't correct |
16 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
274 ms |
40068 KB |
Output is correct |
5 |
Correct |
1345 ms |
91108 KB |
Output is correct |
6 |
Correct |
519 ms |
14028 KB |
Output is correct |
7 |
Correct |
1425 ms |
91192 KB |
Output is correct |
8 |
Correct |
791 ms |
30228 KB |
Output is correct |
9 |
Correct |
1722 ms |
91236 KB |
Output is correct |
10 |
Correct |
1347 ms |
91112 KB |
Output is correct |
11 |
Correct |
1486 ms |
91176 KB |
Output is correct |
12 |
Correct |
1777 ms |
91104 KB |
Output is correct |
13 |
Correct |
1261 ms |
91088 KB |
Output is correct |
14 |
Correct |
1552 ms |
91112 KB |
Output is correct |
15 |
Correct |
1340 ms |
91080 KB |
Output is correct |
16 |
Correct |
1251 ms |
91256 KB |
Output is correct |
17 |
Correct |
1 ms |
256 KB |
Output is correct |
18 |
Correct |
1 ms |
200 KB |
Output is correct |
19 |
Correct |
1 ms |
200 KB |
Output is correct |
20 |
Correct |
5 ms |
324 KB |
Output is correct |
21 |
Correct |
4 ms |
328 KB |
Output is correct |
22 |
Correct |
4 ms |
328 KB |
Output is correct |
23 |
Correct |
5 ms |
328 KB |
Output is correct |
24 |
Correct |
2 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
2 ms |
512 KB |
Output is correct |
27 |
Correct |
29 ms |
904 KB |
Output is correct |
28 |
Correct |
16 ms |
840 KB |
Output is correct |
29 |
Correct |
20 ms |
840 KB |
Output is correct |
30 |
Correct |
42 ms |
904 KB |
Output is correct |
31 |
Correct |
16 ms |
840 KB |
Output is correct |
32 |
Correct |
1 ms |
200 KB |
Output is correct |
33 |
Correct |
146 ms |
50792 KB |
Output is correct |
34 |
Correct |
310 ms |
91104 KB |
Output is correct |
35 |
Correct |
170 ms |
91184 KB |
Output is correct |
36 |
Correct |
249 ms |
91108 KB |
Output is correct |
37 |
Correct |
207 ms |
91100 KB |
Output is correct |
38 |
Correct |
198 ms |
91104 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
1 ms |
200 KB |
Output is correct |
4 |
Correct |
274 ms |
40068 KB |
Output is correct |
5 |
Correct |
1345 ms |
91108 KB |
Output is correct |
6 |
Correct |
519 ms |
14028 KB |
Output is correct |
7 |
Correct |
1425 ms |
91192 KB |
Output is correct |
8 |
Correct |
791 ms |
30228 KB |
Output is correct |
9 |
Correct |
1722 ms |
91236 KB |
Output is correct |
10 |
Correct |
1347 ms |
91112 KB |
Output is correct |
11 |
Correct |
1486 ms |
91176 KB |
Output is correct |
12 |
Correct |
1777 ms |
91104 KB |
Output is correct |
13 |
Correct |
1261 ms |
91088 KB |
Output is correct |
14 |
Correct |
1552 ms |
91112 KB |
Output is correct |
15 |
Correct |
1340 ms |
91080 KB |
Output is correct |
16 |
Correct |
1251 ms |
91256 KB |
Output is correct |
17 |
Correct |
1 ms |
256 KB |
Output is correct |
18 |
Correct |
1 ms |
200 KB |
Output is correct |
19 |
Correct |
1 ms |
200 KB |
Output is correct |
20 |
Correct |
5 ms |
324 KB |
Output is correct |
21 |
Correct |
4 ms |
328 KB |
Output is correct |
22 |
Correct |
4 ms |
328 KB |
Output is correct |
23 |
Correct |
5 ms |
328 KB |
Output is correct |
24 |
Correct |
2 ms |
328 KB |
Output is correct |
25 |
Correct |
1 ms |
328 KB |
Output is correct |
26 |
Correct |
2 ms |
512 KB |
Output is correct |
27 |
Correct |
29 ms |
904 KB |
Output is correct |
28 |
Correct |
16 ms |
840 KB |
Output is correct |
29 |
Correct |
20 ms |
840 KB |
Output is correct |
30 |
Correct |
42 ms |
904 KB |
Output is correct |
31 |
Correct |
16 ms |
840 KB |
Output is correct |
32 |
Correct |
1 ms |
200 KB |
Output is correct |
33 |
Correct |
146 ms |
50792 KB |
Output is correct |
34 |
Correct |
310 ms |
91104 KB |
Output is correct |
35 |
Correct |
170 ms |
91184 KB |
Output is correct |
36 |
Correct |
249 ms |
91108 KB |
Output is correct |
37 |
Correct |
207 ms |
91100 KB |
Output is correct |
38 |
Correct |
198 ms |
91104 KB |
Output is correct |
39 |
Correct |
1 ms |
200 KB |
Output is correct |
40 |
Correct |
1 ms |
200 KB |
Output is correct |
41 |
Correct |
0 ms |
200 KB |
Output is correct |
42 |
Correct |
415 ms |
40012 KB |
Output is correct |
43 |
Correct |
1648 ms |
91128 KB |
Output is correct |
44 |
Correct |
831 ms |
14028 KB |
Output is correct |
45 |
Correct |
1717 ms |
91256 KB |
Output is correct |
46 |
Correct |
864 ms |
30208 KB |
Output is correct |
47 |
Correct |
1802 ms |
91284 KB |
Output is correct |
48 |
Correct |
1725 ms |
91088 KB |
Output is correct |
49 |
Correct |
1413 ms |
91104 KB |
Output is correct |
50 |
Correct |
1318 ms |
91116 KB |
Output is correct |
51 |
Correct |
1086 ms |
91104 KB |
Output is correct |
52 |
Correct |
1456 ms |
91240 KB |
Output is correct |
53 |
Correct |
1315 ms |
91156 KB |
Output is correct |
54 |
Correct |
1186 ms |
91176 KB |
Output is correct |
55 |
Correct |
1 ms |
200 KB |
Output is correct |
56 |
Correct |
440 ms |
90776 KB |
Output is correct |
57 |
Correct |
1548 ms |
91120 KB |
Output is correct |
58 |
Correct |
863 ms |
14936 KB |
Output is correct |
59 |
Correct |
1775 ms |
91104 KB |
Output is correct |
60 |
Correct |
633 ms |
31228 KB |
Output is correct |
61 |
Correct |
1701 ms |
91176 KB |
Output is correct |
62 |
Correct |
1441 ms |
91192 KB |
Output is correct |
63 |
Correct |
1390 ms |
91160 KB |
Output is correct |
64 |
Correct |
1230 ms |
91176 KB |
Output is correct |
65 |
Correct |
1417 ms |
91136 KB |
Output is correct |
66 |
Correct |
1757 ms |
91132 KB |
Output is correct |
67 |
Correct |
1480 ms |
91156 KB |
Output is correct |
68 |
Correct |
1549 ms |
91108 KB |
Output is correct |
69 |
Correct |
1 ms |
200 KB |
Output is correct |
70 |
Correct |
1 ms |
200 KB |
Output is correct |
71 |
Correct |
4 ms |
328 KB |
Output is correct |
72 |
Correct |
4 ms |
328 KB |
Output is correct |
73 |
Correct |
3 ms |
328 KB |
Output is correct |
74 |
Correct |
4 ms |
328 KB |
Output is correct |
75 |
Correct |
3 ms |
328 KB |
Output is correct |
76 |
Correct |
1 ms |
200 KB |
Output is correct |
77 |
Correct |
1 ms |
200 KB |
Output is correct |
78 |
Correct |
2 ms |
200 KB |
Output is correct |
79 |
Correct |
4 ms |
332 KB |
Output is correct |
80 |
Correct |
4 ms |
328 KB |
Output is correct |
81 |
Correct |
3 ms |
332 KB |
Output is correct |
82 |
Correct |
3 ms |
328 KB |
Output is correct |
83 |
Correct |
5 ms |
328 KB |
Output is correct |
84 |
Correct |
1 ms |
328 KB |
Output is correct |
85 |
Correct |
4 ms |
332 KB |
Output is correct |
86 |
Correct |
30 ms |
844 KB |
Output is correct |
87 |
Correct |
24 ms |
920 KB |
Output is correct |
88 |
Correct |
20 ms |
840 KB |
Output is correct |
89 |
Correct |
21 ms |
844 KB |
Output is correct |
90 |
Correct |
31 ms |
840 KB |
Output is correct |
91 |
Correct |
1 ms |
328 KB |
Output is correct |
92 |
Correct |
2 ms |
456 KB |
Output is correct |
93 |
Correct |
29 ms |
840 KB |
Output is correct |
94 |
Correct |
27 ms |
904 KB |
Output is correct |
95 |
Correct |
31 ms |
908 KB |
Output is correct |
96 |
Correct |
29 ms |
840 KB |
Output is correct |
97 |
Correct |
25 ms |
900 KB |
Output is correct |
98 |
Correct |
1 ms |
200 KB |
Output is correct |
99 |
Correct |
282 ms |
90864 KB |
Output is correct |
100 |
Correct |
273 ms |
91260 KB |
Output is correct |
101 |
Correct |
175 ms |
91176 KB |
Output is correct |
102 |
Correct |
230 ms |
91204 KB |
Output is correct |
103 |
Correct |
207 ms |
91120 KB |
Output is correct |
104 |
Correct |
168 ms |
91160 KB |
Output is correct |
105 |
Correct |
0 ms |
200 KB |
Output is correct |
106 |
Correct |
129 ms |
50668 KB |
Output is correct |
107 |
Correct |
264 ms |
91156 KB |
Output is correct |
108 |
Correct |
163 ms |
91128 KB |
Output is correct |
109 |
Correct |
221 ms |
91112 KB |
Output is correct |
110 |
Correct |
201 ms |
91284 KB |
Output is correct |
111 |
Correct |
186 ms |
91156 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
200 KB |
Output is correct |
2 |
Correct |
1 ms |
200 KB |
Output is correct |
3 |
Correct |
287 ms |
72516 KB |
Output is correct |
4 |
Correct |
1968 ms |
91128 KB |
Output is correct |
5 |
Correct |
1228 ms |
44064 KB |
Output is correct |
6 |
Correct |
1574 ms |
91060 KB |
Output is correct |
7 |
Correct |
1389 ms |
62332 KB |
Output is correct |
8 |
Correct |
1699 ms |
91248 KB |
Output is correct |
9 |
Correct |
1 ms |
200 KB |
Output is correct |
10 |
Correct |
1 ms |
200 KB |
Output is correct |
11 |
Correct |
1 ms |
208 KB |
Output is correct |
12 |
Correct |
0 ms |
200 KB |
Output is correct |
13 |
Correct |
3 ms |
200 KB |
Output is correct |
14 |
Correct |
3 ms |
328 KB |
Output is correct |
15 |
Correct |
2 ms |
328 KB |
Output is correct |
16 |
Correct |
5 ms |
328 KB |
Output is correct |
17 |
Incorrect |
1 ms |
328 KB |
Output isn't correct |
18 |
Halted |
0 ms |
0 KB |
- |