Submission #70236

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
70236	2018-08-22T13:59:14 Z	E869120	Ancient Books (IOI17_books)	C++14	12 / 100	4 ms	768 KB

books

#include "books.h"
#include <bits/stdc++.h>
using namespace std;

int n;bool used[1000009];

long long minimum_walk(vector<int> p, int s) {
	n=p.size();
	long long sum=0,L=(1LL<<60);
	for(int i=0;i<n;i++){
		if(used[i]==true || i==p[i]) continue;
		int cx=i;L=min(L,1LL*i);
		while(true){
			sum+=abs(cx-p[cx]);used[cx]=true;
			cx=p[cx];if(cx==i) break;
		}
	}
	if(L==(1LL<<60)) L=0;
	return sum+L*2;
}

Subtask #1

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	472 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	472 KB	Output is correct
6	Correct	3 ms	520 KB	Output is correct
7	Correct	3 ms	520 KB	Output is correct
8	Correct	2 ms	544 KB	Output is correct
9	Correct	3 ms	544 KB	Output is correct
10	Correct	4 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	2 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	2 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	3 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct

Subtask #2

0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	472 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	472 KB	Output is correct
6	Correct	3 ms	520 KB	Output is correct
7	Correct	3 ms	520 KB	Output is correct
8	Correct	2 ms	544 KB	Output is correct
9	Correct	3 ms	544 KB	Output is correct
10	Correct	4 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	2 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	2 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	3 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	3 ms	636 KB	Output is correct
20	Correct	3 ms	636 KB	Output is correct
21	Correct	4 ms	768 KB	Output is correct
22	Incorrect	4 ms	768 KB	3rd lines differ - on the 1st token, expected: '2082', found: '788'
23	Halted	0 ms	0 KB	-

Subtask #3

0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	4 ms	376 KB	Output is correct
2	Correct	3 ms	472 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	472 KB	Output is correct
6	Correct	3 ms	520 KB	Output is correct
7	Correct	3 ms	520 KB	Output is correct
8	Correct	2 ms	544 KB	Output is correct
9	Correct	3 ms	544 KB	Output is correct
10	Correct	4 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	2 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	2 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	3 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	3 ms	636 KB	Output is correct
20	Correct	3 ms	636 KB	Output is correct
21	Correct	4 ms	768 KB	Output is correct
22	Incorrect	4 ms	768 KB	3rd lines differ - on the 1st token, expected: '2082', found: '788'
23	Halted	0 ms	0 KB	-

Subtask #4

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	3 ms	768 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	4 ms	376 KB	Output is correct
2	Correct	3 ms	472 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	2 ms	472 KB	Output is correct
5	Correct	2 ms	472 KB	Output is correct
6	Correct	3 ms	520 KB	Output is correct
7	Correct	3 ms	520 KB	Output is correct
8	Correct	2 ms	544 KB	Output is correct
9	Correct	3 ms	544 KB	Output is correct
10	Correct	4 ms	620 KB	Output is correct
11	Correct	3 ms	620 KB	Output is correct
12	Correct	2 ms	620 KB	Output is correct
13	Correct	2 ms	620 KB	Output is correct
14	Correct	3 ms	620 KB	Output is correct
15	Correct	2 ms	620 KB	Output is correct
16	Correct	3 ms	620 KB	Output is correct
17	Correct	3 ms	620 KB	Output is correct
18	Correct	2 ms	620 KB	Output is correct
19	Correct	3 ms	636 KB	Output is correct
20	Correct	3 ms	636 KB	Output is correct
21	Correct	4 ms	768 KB	Output is correct
22	Incorrect	4 ms	768 KB	3rd lines differ - on the 1st token, expected: '2082', found: '788'
23	Halted	0 ms	0 KB	-