#include <algorithm>
#include <vector>
using namespace std;
#define rep(i, a, b) for (auto i = (a); i < (b); ++i)
#define all(x) begin(x), end(x)
#define lb(x...) lower_bound(x)
#define eb(x...) emplace_back(x)
const int inf = 2e9;
using ll = int64_t;
using vi = vector<int>;
vi nxt;
int head(int u) { return nxt[u] != -1 ? nxt[u] = head(nxt[u]) : u; }
bool unite(int u, int v) {
u = head(u); v = head(v);
if (u == v) return false;
nxt[v] = u; return true;
}
ll plan_roller_coaster(vi s, vi t) {
s.eb(inf); t.eb(1); int n = s.size();
vi p = s; p.insert(end(p), all(t));
sort(all(p)); p.erase(unique(all(p)), end(p));
int m = p.size(); nxt.resize(m, -1);
vi b(m--);
rep(i, 0, n) {
int l = lb(all(p), s[i]) - begin(p), r = lb(all(p), t[i]) - begin(p);
unite(l, r); ++b[l]; --b[r];
}
rep(i, 0, m) b[i + 1] += b[i];
vector<pair<int, int>> e; ll ans = 0;
rep(i, 0, m) {
ll d = p[i + 1] - p[i];
if (b[i]) {
unite(i, i + 1);
if (b[i] > 0) ans += b[i] * d;
} else e.eb(d, i);
}
sort(all(e));
for (auto u : e) if (unite(u.second, u.second + 1)) ans += u.first;
return ans;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
n = 2 |
2 |
Correct |
4 ms |
256 KB |
n = 2 |
3 |
Correct |
4 ms |
256 KB |
n = 2 |
4 |
Correct |
5 ms |
384 KB |
n = 2 |
5 |
Correct |
4 ms |
256 KB |
n = 2 |
6 |
Correct |
5 ms |
384 KB |
n = 2 |
7 |
Correct |
4 ms |
256 KB |
n = 3 |
8 |
Correct |
4 ms |
256 KB |
n = 3 |
9 |
Correct |
5 ms |
256 KB |
n = 3 |
10 |
Correct |
5 ms |
256 KB |
n = 8 |
11 |
Correct |
4 ms |
256 KB |
n = 8 |
12 |
Correct |
4 ms |
384 KB |
n = 8 |
13 |
Correct |
4 ms |
256 KB |
n = 8 |
14 |
Correct |
4 ms |
256 KB |
n = 8 |
15 |
Correct |
5 ms |
256 KB |
n = 8 |
16 |
Correct |
5 ms |
256 KB |
n = 8 |
17 |
Correct |
5 ms |
256 KB |
n = 8 |
18 |
Correct |
4 ms |
256 KB |
n = 8 |
19 |
Correct |
4 ms |
256 KB |
n = 3 |
20 |
Correct |
4 ms |
256 KB |
n = 7 |
21 |
Correct |
4 ms |
256 KB |
n = 8 |
22 |
Correct |
5 ms |
256 KB |
n = 8 |
23 |
Correct |
4 ms |
256 KB |
n = 8 |
24 |
Correct |
4 ms |
256 KB |
n = 8 |
25 |
Correct |
4 ms |
256 KB |
n = 8 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
n = 2 |
2 |
Correct |
4 ms |
256 KB |
n = 2 |
3 |
Correct |
4 ms |
256 KB |
n = 2 |
4 |
Correct |
5 ms |
384 KB |
n = 2 |
5 |
Correct |
4 ms |
256 KB |
n = 2 |
6 |
Correct |
5 ms |
384 KB |
n = 2 |
7 |
Correct |
4 ms |
256 KB |
n = 3 |
8 |
Correct |
4 ms |
256 KB |
n = 3 |
9 |
Correct |
5 ms |
256 KB |
n = 3 |
10 |
Correct |
5 ms |
256 KB |
n = 8 |
11 |
Correct |
4 ms |
256 KB |
n = 8 |
12 |
Correct |
4 ms |
384 KB |
n = 8 |
13 |
Correct |
4 ms |
256 KB |
n = 8 |
14 |
Correct |
4 ms |
256 KB |
n = 8 |
15 |
Correct |
5 ms |
256 KB |
n = 8 |
16 |
Correct |
5 ms |
256 KB |
n = 8 |
17 |
Correct |
5 ms |
256 KB |
n = 8 |
18 |
Correct |
4 ms |
256 KB |
n = 8 |
19 |
Correct |
4 ms |
256 KB |
n = 3 |
20 |
Correct |
4 ms |
256 KB |
n = 7 |
21 |
Correct |
4 ms |
256 KB |
n = 8 |
22 |
Correct |
5 ms |
256 KB |
n = 8 |
23 |
Correct |
4 ms |
256 KB |
n = 8 |
24 |
Correct |
4 ms |
256 KB |
n = 8 |
25 |
Correct |
4 ms |
256 KB |
n = 8 |
26 |
Correct |
4 ms |
384 KB |
n = 8 |
27 |
Correct |
4 ms |
384 KB |
n = 8 |
28 |
Correct |
4 ms |
384 KB |
n = 8 |
29 |
Correct |
4 ms |
384 KB |
n = 16 |
30 |
Correct |
4 ms |
384 KB |
n = 16 |
31 |
Correct |
4 ms |
256 KB |
n = 16 |
32 |
Correct |
4 ms |
256 KB |
n = 16 |
33 |
Correct |
5 ms |
256 KB |
n = 16 |
34 |
Correct |
4 ms |
256 KB |
n = 16 |
35 |
Correct |
5 ms |
384 KB |
n = 16 |
36 |
Correct |
5 ms |
256 KB |
n = 15 |
37 |
Correct |
4 ms |
256 KB |
n = 8 |
38 |
Correct |
5 ms |
256 KB |
n = 16 |
39 |
Correct |
4 ms |
256 KB |
n = 16 |
40 |
Correct |
4 ms |
256 KB |
n = 9 |
41 |
Correct |
4 ms |
256 KB |
n = 16 |
42 |
Correct |
5 ms |
256 KB |
n = 16 |
43 |
Correct |
4 ms |
256 KB |
n = 16 |
44 |
Correct |
4 ms |
256 KB |
n = 9 |
45 |
Correct |
5 ms |
256 KB |
n = 15 |
46 |
Correct |
5 ms |
256 KB |
n = 16 |
47 |
Correct |
4 ms |
256 KB |
n = 16 |
48 |
Correct |
5 ms |
256 KB |
n = 16 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
192 ms |
9616 KB |
n = 199999 |
2 |
Correct |
202 ms |
9432 KB |
n = 199991 |
3 |
Correct |
189 ms |
9304 KB |
n = 199993 |
4 |
Correct |
144 ms |
7504 KB |
n = 152076 |
5 |
Correct |
86 ms |
4888 KB |
n = 93249 |
6 |
Correct |
174 ms |
8920 KB |
n = 199910 |
7 |
Correct |
177 ms |
9432 KB |
n = 199999 |
8 |
Correct |
175 ms |
9076 KB |
n = 199997 |
9 |
Correct |
166 ms |
8376 KB |
n = 171294 |
10 |
Correct |
132 ms |
6952 KB |
n = 140872 |
11 |
Correct |
177 ms |
8920 KB |
n = 199886 |
12 |
Correct |
183 ms |
9432 KB |
n = 199996 |
13 |
Correct |
177 ms |
9048 KB |
n = 200000 |
14 |
Correct |
196 ms |
11736 KB |
n = 199998 |
15 |
Correct |
208 ms |
11736 KB |
n = 200000 |
16 |
Correct |
210 ms |
11736 KB |
n = 199998 |
17 |
Correct |
189 ms |
9432 KB |
n = 200000 |
18 |
Correct |
187 ms |
9128 KB |
n = 190000 |
19 |
Correct |
171 ms |
8456 KB |
n = 177777 |
20 |
Correct |
94 ms |
5096 KB |
n = 100000 |
21 |
Correct |
190 ms |
9432 KB |
n = 200000 |
22 |
Correct |
232 ms |
11736 KB |
n = 200000 |
23 |
Correct |
224 ms |
11736 KB |
n = 200000 |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
384 KB |
n = 2 |
2 |
Correct |
4 ms |
256 KB |
n = 2 |
3 |
Correct |
4 ms |
256 KB |
n = 2 |
4 |
Correct |
5 ms |
384 KB |
n = 2 |
5 |
Correct |
4 ms |
256 KB |
n = 2 |
6 |
Correct |
5 ms |
384 KB |
n = 2 |
7 |
Correct |
4 ms |
256 KB |
n = 3 |
8 |
Correct |
4 ms |
256 KB |
n = 3 |
9 |
Correct |
5 ms |
256 KB |
n = 3 |
10 |
Correct |
5 ms |
256 KB |
n = 8 |
11 |
Correct |
4 ms |
256 KB |
n = 8 |
12 |
Correct |
4 ms |
384 KB |
n = 8 |
13 |
Correct |
4 ms |
256 KB |
n = 8 |
14 |
Correct |
4 ms |
256 KB |
n = 8 |
15 |
Correct |
5 ms |
256 KB |
n = 8 |
16 |
Correct |
5 ms |
256 KB |
n = 8 |
17 |
Correct |
5 ms |
256 KB |
n = 8 |
18 |
Correct |
4 ms |
256 KB |
n = 8 |
19 |
Correct |
4 ms |
256 KB |
n = 3 |
20 |
Correct |
4 ms |
256 KB |
n = 7 |
21 |
Correct |
4 ms |
256 KB |
n = 8 |
22 |
Correct |
5 ms |
256 KB |
n = 8 |
23 |
Correct |
4 ms |
256 KB |
n = 8 |
24 |
Correct |
4 ms |
256 KB |
n = 8 |
25 |
Correct |
4 ms |
256 KB |
n = 8 |
26 |
Correct |
4 ms |
384 KB |
n = 8 |
27 |
Correct |
4 ms |
384 KB |
n = 8 |
28 |
Correct |
4 ms |
384 KB |
n = 8 |
29 |
Correct |
4 ms |
384 KB |
n = 16 |
30 |
Correct |
4 ms |
384 KB |
n = 16 |
31 |
Correct |
4 ms |
256 KB |
n = 16 |
32 |
Correct |
4 ms |
256 KB |
n = 16 |
33 |
Correct |
5 ms |
256 KB |
n = 16 |
34 |
Correct |
4 ms |
256 KB |
n = 16 |
35 |
Correct |
5 ms |
384 KB |
n = 16 |
36 |
Correct |
5 ms |
256 KB |
n = 15 |
37 |
Correct |
4 ms |
256 KB |
n = 8 |
38 |
Correct |
5 ms |
256 KB |
n = 16 |
39 |
Correct |
4 ms |
256 KB |
n = 16 |
40 |
Correct |
4 ms |
256 KB |
n = 9 |
41 |
Correct |
4 ms |
256 KB |
n = 16 |
42 |
Correct |
5 ms |
256 KB |
n = 16 |
43 |
Correct |
4 ms |
256 KB |
n = 16 |
44 |
Correct |
4 ms |
256 KB |
n = 9 |
45 |
Correct |
5 ms |
256 KB |
n = 15 |
46 |
Correct |
5 ms |
256 KB |
n = 16 |
47 |
Correct |
4 ms |
256 KB |
n = 16 |
48 |
Correct |
5 ms |
256 KB |
n = 16 |
49 |
Correct |
192 ms |
9616 KB |
n = 199999 |
50 |
Correct |
202 ms |
9432 KB |
n = 199991 |
51 |
Correct |
189 ms |
9304 KB |
n = 199993 |
52 |
Correct |
144 ms |
7504 KB |
n = 152076 |
53 |
Correct |
86 ms |
4888 KB |
n = 93249 |
54 |
Correct |
174 ms |
8920 KB |
n = 199910 |
55 |
Correct |
177 ms |
9432 KB |
n = 199999 |
56 |
Correct |
175 ms |
9076 KB |
n = 199997 |
57 |
Correct |
166 ms |
8376 KB |
n = 171294 |
58 |
Correct |
132 ms |
6952 KB |
n = 140872 |
59 |
Correct |
177 ms |
8920 KB |
n = 199886 |
60 |
Correct |
183 ms |
9432 KB |
n = 199996 |
61 |
Correct |
177 ms |
9048 KB |
n = 200000 |
62 |
Correct |
196 ms |
11736 KB |
n = 199998 |
63 |
Correct |
208 ms |
11736 KB |
n = 200000 |
64 |
Correct |
210 ms |
11736 KB |
n = 199998 |
65 |
Correct |
189 ms |
9432 KB |
n = 200000 |
66 |
Correct |
187 ms |
9128 KB |
n = 190000 |
67 |
Correct |
171 ms |
8456 KB |
n = 177777 |
68 |
Correct |
94 ms |
5096 KB |
n = 100000 |
69 |
Correct |
190 ms |
9432 KB |
n = 200000 |
70 |
Correct |
232 ms |
11736 KB |
n = 200000 |
71 |
Correct |
224 ms |
11736 KB |
n = 200000 |
72 |
Correct |
191 ms |
9432 KB |
n = 200000 |
73 |
Correct |
200 ms |
9560 KB |
n = 200000 |
74 |
Correct |
189 ms |
9464 KB |
n = 200000 |
75 |
Correct |
192 ms |
9432 KB |
n = 200000 |
76 |
Correct |
193 ms |
9560 KB |
n = 200000 |
77 |
Correct |
170 ms |
7128 KB |
n = 200000 |
78 |
Correct |
195 ms |
10200 KB |
n = 200000 |
79 |
Correct |
178 ms |
8920 KB |
n = 184307 |
80 |
Correct |
72 ms |
4128 KB |
n = 76040 |
81 |
Correct |
179 ms |
8920 KB |
n = 199981 |
82 |
Correct |
184 ms |
9460 KB |
n = 199994 |
83 |
Correct |
179 ms |
9088 KB |
n = 199996 |
84 |
Correct |
196 ms |
11644 KB |
n = 199998 |
85 |
Correct |
198 ms |
11608 KB |
n = 200000 |
86 |
Correct |
209 ms |
11992 KB |
n = 199998 |
87 |
Correct |
187 ms |
9432 KB |
n = 200000 |
88 |
Correct |
195 ms |
9432 KB |
n = 200000 |
89 |
Correct |
192 ms |
9432 KB |
n = 200000 |
90 |
Correct |
191 ms |
9560 KB |
n = 200000 |
91 |
Correct |
234 ms |
11608 KB |
n = 200000 |
92 |
Correct |
234 ms |
11608 KB |
n = 200000 |