Submission #1048656

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
1048656	2024-08-08T08:57:20 Z	Gromp15	Ancient Books (IOI17_books)	C++17	50 / 100	89 ms	20076 KB

books

#include <bits/stdc++.h>
#include "books.h"
#define all(x) x.begin(), x.end()
using namespace std;
template<typename T> bool ckmax(T &a, const T &b) { return a < b ? a = b, 1 : 0; }

long long minimum_walk(std::vector<int> p, int s) {
	int n = p.size();
	vector<bool> vis(n);
	vector<long long> cost(n);
	vector<int> to(n);
	long long ans = 0;
	for (int i = 0; i < n; i++) if (i != p[i] && !vis[i]) {
		int right = i;
		int tmp = i;
		while (!vis[tmp]) {
			ckmax(right, tmp);
			ans += abs(tmp - p[tmp]), vis[tmp] = 1, tmp = p[tmp];
		}
		to[i] = right;
	}
	int on = 0;
	fill(all(vis), 0);
	for (int i = 0; i < n; i++) if (i != p[i] && !vis[i]) {
		int tmp = i;
		while (!vis[tmp]) vis[tmp] = 1, tmp = p[tmp];
		if (i <= on) ckmax(on, to[i]);
		else ans += 2 * (i - on), on = to[i];
	}
	return ans;
}

Subtask #1
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 ms	348 KB	Output is correct
29	Correct	0 ms	344 KB	Output is correct

Subtask #3
28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 ms	348 KB	Output is correct
29	Correct	0 ms	344 KB	Output is correct
30	Correct	87 ms	19968 KB	Output is correct
31	Correct	89 ms	19968 KB	Output is correct
32	Correct	55 ms	20048 KB	Output is correct
33	Correct	65 ms	19964 KB	Output is correct
34	Correct	62 ms	20048 KB	Output is correct
35	Correct	66 ms	20048 KB	Output is correct
36	Correct	64 ms	20048 KB	Output is correct
37	Correct	60 ms	20076 KB	Output is correct
38	Correct	68 ms	20048 KB	Output is correct
39	Correct	62 ms	20052 KB	Output is correct
40	Correct	62 ms	19964 KB	Output is correct
41	Correct	79 ms	20048 KB	Output is correct
42	Correct	75 ms	20048 KB	Output is correct
43	Correct	66 ms	20052 KB	Output is correct

Subtask #4
0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 ms	348 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
2	Halted	0 ms	0 KB	-

Subtask #5
0 / 30.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	1 ms	348 KB	Output is correct
6	Correct	0 ms	348 KB	Output is correct
7	Correct	0 ms	348 KB	Output is correct
8	Correct	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	0 ms	348 KB	Output is correct
11	Correct	0 ms	348 KB	Output is correct
12	Correct	0 ms	348 KB	Output is correct
13	Correct	0 ms	348 KB	Output is correct
14	Correct	0 ms	348 KB	Output is correct
15	Correct	0 ms	348 KB	Output is correct
16	Correct	0 ms	348 KB	Output is correct
17	Correct	0 ms	348 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	348 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	0 ms	348 KB	Output is correct
28	Correct	0 ms	348 KB	Output is correct
29	Correct	0 ms	344 KB	Output is correct
30	Correct	87 ms	19968 KB	Output is correct
31	Correct	89 ms	19968 KB	Output is correct
32	Correct	55 ms	20048 KB	Output is correct
33	Correct	65 ms	19964 KB	Output is correct
34	Correct	62 ms	20048 KB	Output is correct
35	Correct	66 ms	20048 KB	Output is correct
36	Correct	64 ms	20048 KB	Output is correct
37	Correct	60 ms	20076 KB	Output is correct
38	Correct	68 ms	20048 KB	Output is correct
39	Correct	62 ms	20052 KB	Output is correct
40	Correct	62 ms	19964 KB	Output is correct
41	Correct	79 ms	20048 KB	Output is correct
42	Correct	75 ms	20048 KB	Output is correct
43	Correct	66 ms	20052 KB	Output is correct
44	Incorrect	0 ms	348 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-

Submission #1048656

Compilation message

Subtask #1 12.0 / 12.0

Subtask #2 10.0 / 10.0

Subtask #3 28.0 / 28.0

Subtask #4 0 / 20.0

Subtask #5 0 / 30.0

Subtask #1
12.0 / 12.0

Subtask #2
10.0 / 10.0

Subtask #3
28.0 / 28.0

Subtask #4
0 / 20.0

Subtask #5
0 / 30.0