답안 #283273

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
283273	2020-08-25T13:16:49 Z	MKopchev	고대 책들 (IOI17_books)	C++14	50 / 100	211 ms	16376 KB

books

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

const int nmax=1e6+42;

int go_left[nmax],go_right[nmax];

long long minimum_walk(std::vector<int> p, int s)
{
    int n=p.size();

	int maxi_right=s,mini_left=s;

	for(int i=0;i<n;i++)
        if(i!=p[i])
        {
            maxi_right=max(maxi_right,i);
            maxi_right=max(maxi_right,p[i]);

            mini_left=min(mini_left,i);
            mini_left=min(mini_left,p[i]);

            if(i<p[i])go_left[i]++,go_left[p[i]]--;
            else go_right[p[i]]++,go_right[i]--;
        }

    for(int i=1;i<n;i++)
    {
        go_left[i]+=go_left[i-1];
        go_right[i]+=go_right[i-1];
    }

    long long outp=0;

    for(int i=mini_left;i<maxi_right;i++)
    {
        //cout<<i<<" -> "<<go_left[i]<<" "<<go_right[i]<<endl;

        if(go_left[i]==0&&go_right[i]==0)outp+=2;
        else outp+=2*max(go_left[i],go_right[i]);
    }

    return outp;
}

Subtask #1

12.0 / 12.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct

Subtask #2

10.0 / 10.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	288 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct

Subtask #3

28.0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	288 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct
30	Correct	196 ms	16252 KB	Output is correct
31	Correct	211 ms	16248 KB	Output is correct
32	Correct	168 ms	16188 KB	Output is correct
33	Correct	172 ms	16248 KB	Output is correct
34	Correct	172 ms	16248 KB	Output is correct
35	Correct	170 ms	16376 KB	Output is correct
36	Correct	173 ms	16248 KB	Output is correct
37	Correct	173 ms	16248 KB	Output is correct
38	Correct	174 ms	16248 KB	Output is correct
39	Correct	194 ms	16180 KB	Output is correct
40	Correct	176 ms	16248 KB	Output is correct
41	Correct	189 ms	16200 KB	Output is correct
42	Correct	184 ms	16248 KB	Output is correct
43	Correct	167 ms	16248 KB	Output is correct

Subtask #4

0 / 20.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	1 ms	384 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
2	Halted	0 ms	0 KB	-

Subtask #5

0 / 30.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	384 KB	Output is correct
3	Correct	1 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	1 ms	384 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	1 ms	384 KB	Output is correct
13	Correct	1 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	384 KB	Output is correct
16	Correct	1 ms	384 KB	Output is correct
17	Correct	1 ms	384 KB	Output is correct
18	Correct	1 ms	384 KB	Output is correct
19	Correct	1 ms	288 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	1 ms	384 KB	Output is correct
23	Correct	1 ms	384 KB	Output is correct
24	Correct	1 ms	384 KB	Output is correct
25	Correct	1 ms	384 KB	Output is correct
26	Correct	1 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	1 ms	384 KB	Output is correct
29	Correct	1 ms	384 KB	Output is correct
30	Correct	196 ms	16252 KB	Output is correct
31	Correct	211 ms	16248 KB	Output is correct
32	Correct	168 ms	16188 KB	Output is correct
33	Correct	172 ms	16248 KB	Output is correct
34	Correct	172 ms	16248 KB	Output is correct
35	Correct	170 ms	16376 KB	Output is correct
36	Correct	173 ms	16248 KB	Output is correct
37	Correct	173 ms	16248 KB	Output is correct
38	Correct	174 ms	16248 KB	Output is correct
39	Correct	194 ms	16180 KB	Output is correct
40	Correct	176 ms	16248 KB	Output is correct
41	Correct	189 ms	16200 KB	Output is correct
42	Correct	184 ms	16248 KB	Output is correct
43	Correct	167 ms	16248 KB	Output is correct
44	Incorrect	1 ms	384 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-