#include <bits/stdc++.h>
long long sub12(int n, std::vector <int> s, std::vector <int> t) {
t.push_back(1);
long long dp[1 << 16][17];
for (int mask = 0; mask < (1 << 16); mask++) {
for (int i = 0; i < 17; i++) {
dp[mask][i] = 1LL << 60;
}
}
for (int i = 0; i < 17; i++) {
dp[(1 << n) - 1][i] = 0;
}
auto f = [&] (auto&& self, int mask, int last) -> long long {
if (dp[mask][last] < (1LL << 60)) {
return dp[mask][last];
}
for (int i = 0; i < n; i++) {
if (mask & (1 << i)) {
continue;
}
dp[mask][last] = std::min(dp[mask][last], self(self, mask | (1 << i), i) + std::max(0, t[last] - s[i]));
}
return dp[mask][last];
};
return f(f, 0, n);
}
long long plan_roller_coaster(std::vector <int> s, std::vector <int> t) {
int n = s.size();
if (n <= 16) {
return sub12(n, s, t);
}
std::vector <int> ep { 0, (int) 1e9 };
for (int i = 0; i < n; i++) {
ep.push_back(s[i]);
ep.push_back(t[i]);
}
std::sort(ep.begin(), ep.end());
{
std::vector <int> tmp;
for (int x : ep) {
if (tmp.empty() || x != tmp.back()) {
tmp.push_back(x);
}
}
ep = tmp;
}
std::vector <std::vector <int>> g(ep.size()), h(ep.size());
std::vector <int> din(ep.size(), 0), dou(ep.size(), 0);
g[(int) ep.size() - 1].push_back(0);
h[0].push_back((int) ep.size() - 1);
din[0]++;
dou[(int) ep.size() - 1]++;
for (int i = 0; i < n; i++) {
int u = std::lower_bound(ep.begin(), ep.end(), s[i]) - ep.begin();
int v = std::lower_bound(ep.begin(), ep.end(), t[i]) - ep.begin();
g[u].push_back(v);
h[v].push_back(u);
din[v]++;
dou[u]++;
}
for (int i = 0; i < (int) ep.size() - 1; i++) {
if (din[i] < dou[i]) {
return 1;
}
if (din[i] > dou[i]) {
g[i].push_back(i + 1);
h[i + 1].push_back(i);
din[i + 1] += din[i] - dou[i];
dou[i] += din[i] - dou[i];
}
}
auto dfs = [&] (auto&& self, int node, const std::vector <std::vector <int>>& gg, std::vector <bool>& vis) -> int {
int r = 1;
vis[node] = true;
for (int x : gg[node]) {
if (!vis[x]) {
r += self(self, x, gg, vis);
}
}
return r;
};
std::vector <bool> vis1(ep.size(), false);
std::vector <bool> vis2(ep.size(), false);
if (dfs(dfs, 0, g, vis1) < (int) ep.size() || dfs(dfs, 0, h, vis2) < (int) ep.size()) {
return 1;
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
8916 KB |
n = 2 |
2 |
Correct |
6 ms |
8916 KB |
n = 2 |
3 |
Correct |
5 ms |
8916 KB |
n = 2 |
4 |
Correct |
6 ms |
9044 KB |
n = 2 |
5 |
Correct |
5 ms |
8916 KB |
n = 2 |
6 |
Correct |
5 ms |
8892 KB |
n = 2 |
7 |
Correct |
4 ms |
8916 KB |
n = 3 |
8 |
Correct |
4 ms |
8916 KB |
n = 3 |
9 |
Correct |
5 ms |
8916 KB |
n = 3 |
10 |
Correct |
4 ms |
8916 KB |
n = 8 |
11 |
Correct |
5 ms |
8932 KB |
n = 8 |
12 |
Correct |
6 ms |
8916 KB |
n = 8 |
13 |
Correct |
4 ms |
8916 KB |
n = 8 |
14 |
Correct |
4 ms |
8916 KB |
n = 8 |
15 |
Correct |
4 ms |
8916 KB |
n = 8 |
16 |
Correct |
7 ms |
9020 KB |
n = 8 |
17 |
Correct |
5 ms |
9016 KB |
n = 8 |
18 |
Correct |
5 ms |
8916 KB |
n = 8 |
19 |
Correct |
5 ms |
8916 KB |
n = 3 |
20 |
Correct |
5 ms |
8916 KB |
n = 7 |
21 |
Correct |
5 ms |
8916 KB |
n = 8 |
22 |
Correct |
4 ms |
8988 KB |
n = 8 |
23 |
Correct |
4 ms |
8932 KB |
n = 8 |
24 |
Correct |
5 ms |
8912 KB |
n = 8 |
25 |
Correct |
5 ms |
8932 KB |
n = 8 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
8916 KB |
n = 2 |
2 |
Correct |
6 ms |
8916 KB |
n = 2 |
3 |
Correct |
5 ms |
8916 KB |
n = 2 |
4 |
Correct |
6 ms |
9044 KB |
n = 2 |
5 |
Correct |
5 ms |
8916 KB |
n = 2 |
6 |
Correct |
5 ms |
8892 KB |
n = 2 |
7 |
Correct |
4 ms |
8916 KB |
n = 3 |
8 |
Correct |
4 ms |
8916 KB |
n = 3 |
9 |
Correct |
5 ms |
8916 KB |
n = 3 |
10 |
Correct |
4 ms |
8916 KB |
n = 8 |
11 |
Correct |
5 ms |
8932 KB |
n = 8 |
12 |
Correct |
6 ms |
8916 KB |
n = 8 |
13 |
Correct |
4 ms |
8916 KB |
n = 8 |
14 |
Correct |
4 ms |
8916 KB |
n = 8 |
15 |
Correct |
4 ms |
8916 KB |
n = 8 |
16 |
Correct |
7 ms |
9020 KB |
n = 8 |
17 |
Correct |
5 ms |
9016 KB |
n = 8 |
18 |
Correct |
5 ms |
8916 KB |
n = 8 |
19 |
Correct |
5 ms |
8916 KB |
n = 3 |
20 |
Correct |
5 ms |
8916 KB |
n = 7 |
21 |
Correct |
5 ms |
8916 KB |
n = 8 |
22 |
Correct |
4 ms |
8988 KB |
n = 8 |
23 |
Correct |
4 ms |
8932 KB |
n = 8 |
24 |
Correct |
5 ms |
8912 KB |
n = 8 |
25 |
Correct |
5 ms |
8932 KB |
n = 8 |
26 |
Correct |
5 ms |
8996 KB |
n = 8 |
27 |
Correct |
5 ms |
8916 KB |
n = 8 |
28 |
Correct |
4 ms |
8916 KB |
n = 8 |
29 |
Correct |
57 ms |
8916 KB |
n = 16 |
30 |
Correct |
59 ms |
9008 KB |
n = 16 |
31 |
Correct |
64 ms |
8916 KB |
n = 16 |
32 |
Correct |
68 ms |
8916 KB |
n = 16 |
33 |
Correct |
57 ms |
8916 KB |
n = 16 |
34 |
Correct |
57 ms |
8916 KB |
n = 16 |
35 |
Correct |
58 ms |
8996 KB |
n = 16 |
36 |
Correct |
27 ms |
9012 KB |
n = 15 |
37 |
Correct |
5 ms |
8916 KB |
n = 8 |
38 |
Correct |
64 ms |
8916 KB |
n = 16 |
39 |
Correct |
61 ms |
8916 KB |
n = 16 |
40 |
Correct |
5 ms |
8916 KB |
n = 9 |
41 |
Correct |
62 ms |
9000 KB |
n = 16 |
42 |
Correct |
66 ms |
8916 KB |
n = 16 |
43 |
Correct |
62 ms |
9000 KB |
n = 16 |
44 |
Correct |
5 ms |
8916 KB |
n = 9 |
45 |
Correct |
25 ms |
8916 KB |
n = 15 |
46 |
Correct |
56 ms |
9012 KB |
n = 16 |
47 |
Correct |
56 ms |
8992 KB |
n = 16 |
48 |
Correct |
71 ms |
8996 KB |
n = 16 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
413 ms |
61772 KB |
n = 199999 |
2 |
Correct |
274 ms |
43324 KB |
n = 199991 |
3 |
Correct |
265 ms |
43280 KB |
n = 199993 |
4 |
Correct |
311 ms |
45200 KB |
n = 152076 |
5 |
Correct |
176 ms |
28136 KB |
n = 93249 |
6 |
Correct |
400 ms |
48776 KB |
n = 199910 |
7 |
Correct |
367 ms |
58804 KB |
n = 199999 |
8 |
Correct |
343 ms |
50384 KB |
n = 199997 |
9 |
Correct |
398 ms |
51316 KB |
n = 171294 |
10 |
Correct |
290 ms |
42152 KB |
n = 140872 |
11 |
Correct |
354 ms |
49340 KB |
n = 199886 |
12 |
Correct |
347 ms |
59040 KB |
n = 199996 |
13 |
Correct |
351 ms |
52512 KB |
n = 200000 |
14 |
Correct |
251 ms |
42044 KB |
n = 199998 |
15 |
Correct |
252 ms |
41400 KB |
n = 200000 |
16 |
Correct |
279 ms |
42680 KB |
n = 199998 |
17 |
Correct |
253 ms |
43400 KB |
n = 200000 |
18 |
Correct |
252 ms |
41332 KB |
n = 190000 |
19 |
Correct |
325 ms |
58400 KB |
n = 177777 |
20 |
Correct |
187 ms |
30100 KB |
n = 100000 |
21 |
Correct |
456 ms |
60052 KB |
n = 200000 |
22 |
Correct |
302 ms |
55852 KB |
n = 200000 |
23 |
Correct |
445 ms |
65672 KB |
n = 200000 |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
4 ms |
8916 KB |
n = 2 |
2 |
Correct |
6 ms |
8916 KB |
n = 2 |
3 |
Correct |
5 ms |
8916 KB |
n = 2 |
4 |
Correct |
6 ms |
9044 KB |
n = 2 |
5 |
Correct |
5 ms |
8916 KB |
n = 2 |
6 |
Correct |
5 ms |
8892 KB |
n = 2 |
7 |
Correct |
4 ms |
8916 KB |
n = 3 |
8 |
Correct |
4 ms |
8916 KB |
n = 3 |
9 |
Correct |
5 ms |
8916 KB |
n = 3 |
10 |
Correct |
4 ms |
8916 KB |
n = 8 |
11 |
Correct |
5 ms |
8932 KB |
n = 8 |
12 |
Correct |
6 ms |
8916 KB |
n = 8 |
13 |
Correct |
4 ms |
8916 KB |
n = 8 |
14 |
Correct |
4 ms |
8916 KB |
n = 8 |
15 |
Correct |
4 ms |
8916 KB |
n = 8 |
16 |
Correct |
7 ms |
9020 KB |
n = 8 |
17 |
Correct |
5 ms |
9016 KB |
n = 8 |
18 |
Correct |
5 ms |
8916 KB |
n = 8 |
19 |
Correct |
5 ms |
8916 KB |
n = 3 |
20 |
Correct |
5 ms |
8916 KB |
n = 7 |
21 |
Correct |
5 ms |
8916 KB |
n = 8 |
22 |
Correct |
4 ms |
8988 KB |
n = 8 |
23 |
Correct |
4 ms |
8932 KB |
n = 8 |
24 |
Correct |
5 ms |
8912 KB |
n = 8 |
25 |
Correct |
5 ms |
8932 KB |
n = 8 |
26 |
Correct |
5 ms |
8996 KB |
n = 8 |
27 |
Correct |
5 ms |
8916 KB |
n = 8 |
28 |
Correct |
4 ms |
8916 KB |
n = 8 |
29 |
Correct |
57 ms |
8916 KB |
n = 16 |
30 |
Correct |
59 ms |
9008 KB |
n = 16 |
31 |
Correct |
64 ms |
8916 KB |
n = 16 |
32 |
Correct |
68 ms |
8916 KB |
n = 16 |
33 |
Correct |
57 ms |
8916 KB |
n = 16 |
34 |
Correct |
57 ms |
8916 KB |
n = 16 |
35 |
Correct |
58 ms |
8996 KB |
n = 16 |
36 |
Correct |
27 ms |
9012 KB |
n = 15 |
37 |
Correct |
5 ms |
8916 KB |
n = 8 |
38 |
Correct |
64 ms |
8916 KB |
n = 16 |
39 |
Correct |
61 ms |
8916 KB |
n = 16 |
40 |
Correct |
5 ms |
8916 KB |
n = 9 |
41 |
Correct |
62 ms |
9000 KB |
n = 16 |
42 |
Correct |
66 ms |
8916 KB |
n = 16 |
43 |
Correct |
62 ms |
9000 KB |
n = 16 |
44 |
Correct |
5 ms |
8916 KB |
n = 9 |
45 |
Correct |
25 ms |
8916 KB |
n = 15 |
46 |
Correct |
56 ms |
9012 KB |
n = 16 |
47 |
Correct |
56 ms |
8992 KB |
n = 16 |
48 |
Correct |
71 ms |
8996 KB |
n = 16 |
49 |
Correct |
413 ms |
61772 KB |
n = 199999 |
50 |
Correct |
274 ms |
43324 KB |
n = 199991 |
51 |
Correct |
265 ms |
43280 KB |
n = 199993 |
52 |
Correct |
311 ms |
45200 KB |
n = 152076 |
53 |
Correct |
176 ms |
28136 KB |
n = 93249 |
54 |
Correct |
400 ms |
48776 KB |
n = 199910 |
55 |
Correct |
367 ms |
58804 KB |
n = 199999 |
56 |
Correct |
343 ms |
50384 KB |
n = 199997 |
57 |
Correct |
398 ms |
51316 KB |
n = 171294 |
58 |
Correct |
290 ms |
42152 KB |
n = 140872 |
59 |
Correct |
354 ms |
49340 KB |
n = 199886 |
60 |
Correct |
347 ms |
59040 KB |
n = 199996 |
61 |
Correct |
351 ms |
52512 KB |
n = 200000 |
62 |
Correct |
251 ms |
42044 KB |
n = 199998 |
63 |
Correct |
252 ms |
41400 KB |
n = 200000 |
64 |
Correct |
279 ms |
42680 KB |
n = 199998 |
65 |
Correct |
253 ms |
43400 KB |
n = 200000 |
66 |
Correct |
252 ms |
41332 KB |
n = 190000 |
67 |
Correct |
325 ms |
58400 KB |
n = 177777 |
68 |
Correct |
187 ms |
30100 KB |
n = 100000 |
69 |
Correct |
456 ms |
60052 KB |
n = 200000 |
70 |
Correct |
302 ms |
55852 KB |
n = 200000 |
71 |
Correct |
445 ms |
65672 KB |
n = 200000 |
72 |
Correct |
410 ms |
65672 KB |
n = 200000 |
73 |
Incorrect |
287 ms |
43324 KB |
answer is not correct: 1 instead of 34382661743 |
74 |
Halted |
0 ms |
0 KB |
- |