Submission #137626

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
137626	2019-07-28T07:41:40 Z	random0029	Ancient Books (IOI17_books)	C++14	50 / 100	224 ms	18156 KB

books

// ItnoE
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N = 1000006;
int n, M[N], A[N];
int64_t minimum_walk(vector < int > P, int st)
{
	n = (int)P.size();
	ll SM = 0;
	multiset < int > MS;
	for (int i = 0; i < n; i ++)
		SM += abs(P[i] - i);
	for (int i = 0; i < n; i ++)
		if (!M[i] && P[i] != i)
		{
			int v = i;
			int Mx = -N * 2, Mn = N * 2;
			while (!M[v])
			{
				M[v] = 1;
				Mn = min(Mn, v);
				Mx = max(Mx, v);
				v = P[v];
			}
			A[Mn] = max(A[Mn], Mx);
		}
	bool fail = 1;
	int Mx = 0, last = -1;
	vector < pair < int , int > > vec;
	for (int i = 0; i < n; i ++)
	{
		Mx = max({Mx, A[i], i});
		if (P[i] != i && last == -1)
			last = i;
		if (P[i] == i)
			continue;
		if (Mx == i)
			vec.push_back({last, Mx}), last = -1;
		if (i <= st && st <= Mx)
			fail = 0;
	}
	if (fail)
		vec.push_back({st, st});
	sort(vec.begin(), vec.end());
	for (int i = 1; i < (int)vec.size(); i ++)
		SM += (vec[i].first - vec[i - 1].second) * 2;
	return (SM);
}

Subtask #1
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct

Subtask #3
28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	224 ms	12096 KB	Output is correct
31	Correct	221 ms	12100 KB	Output is correct
32	Correct	139 ms	8312 KB	Output is correct
33	Correct	179 ms	18156 KB	Output is correct
34	Correct	178 ms	18156 KB	Output is correct
35	Correct	167 ms	18156 KB	Output is correct
36	Correct	161 ms	17084 KB	Output is correct
37	Correct	157 ms	16072 KB	Output is correct
38	Correct	161 ms	15196 KB	Output is correct
39	Correct	166 ms	14980 KB	Output is correct
40	Correct	166 ms	12904 KB	Output is correct
41	Correct	197 ms	12232 KB	Output is correct
42	Correct	186 ms	12228 KB	Output is correct
43	Correct	162 ms	15940 KB	Output is correct

Subtask #4
0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	376 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	2 ms	376 KB	Output is correct
2	Correct	2 ms	376 KB	Output is correct
3	Correct	2 ms	376 KB	Output is correct
4	Correct	2 ms	376 KB	Output is correct
5	Correct	2 ms	256 KB	Output is correct
6	Correct	2 ms	256 KB	Output is correct
7	Correct	2 ms	376 KB	Output is correct
8	Correct	2 ms	256 KB	Output is correct
9	Correct	2 ms	256 KB	Output is correct
10	Correct	2 ms	256 KB	Output is correct
11	Correct	2 ms	256 KB	Output is correct
12	Correct	2 ms	376 KB	Output is correct
13	Correct	2 ms	376 KB	Output is correct
14	Correct	2 ms	256 KB	Output is correct
15	Correct	2 ms	376 KB	Output is correct
16	Correct	2 ms	376 KB	Output is correct
17	Correct	2 ms	376 KB	Output is correct
18	Correct	2 ms	256 KB	Output is correct
19	Correct	2 ms	376 KB	Output is correct
20	Correct	2 ms	376 KB	Output is correct
21	Correct	2 ms	376 KB	Output is correct
22	Correct	2 ms	376 KB	Output is correct
23	Correct	2 ms	376 KB	Output is correct
24	Correct	2 ms	376 KB	Output is correct
25	Correct	2 ms	376 KB	Output is correct
26	Correct	2 ms	376 KB	Output is correct
27	Correct	2 ms	376 KB	Output is correct
28	Correct	2 ms	376 KB	Output is correct
29	Correct	2 ms	376 KB	Output is correct
30	Correct	224 ms	12096 KB	Output is correct
31	Correct	221 ms	12100 KB	Output is correct
32	Correct	139 ms	8312 KB	Output is correct
33	Correct	179 ms	18156 KB	Output is correct
34	Correct	178 ms	18156 KB	Output is correct
35	Correct	167 ms	18156 KB	Output is correct
36	Correct	161 ms	17084 KB	Output is correct
37	Correct	157 ms	16072 KB	Output is correct
38	Correct	161 ms	15196 KB	Output is correct
39	Correct	166 ms	14980 KB	Output is correct
40	Correct	166 ms	12904 KB	Output is correct
41	Correct	197 ms	12232 KB	Output is correct
42	Correct	186 ms	12228 KB	Output is correct
43	Correct	162 ms	15940 KB	Output is correct
44	Incorrect	2 ms	376 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-

Submission #137626

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