Submission #835348

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
835348	2023-08-23T13:37:11 Z	jasmin	Ancient Books (IOI17_books)	C++17	50 / 100	102 ms	10432 KB

books

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

const int INF=1e9+7;

long long minimum_walk(vector<int> p, int s) {
    int n=p.size();
	
    long long ans=0;
    
    vector<bool> vis(n, false);
    vector<pair<int,int> > ranges;
    for(int i=0; i<n; i++){
        if(vis[i]) continue;

        int v=i;
        int cnt=0;
        int l=i;
        int r=i;
        while(!vis[v]){
            vis[v]=true;

            cnt++;
            l=min(l, v);
            r=max(r, v);

            ans += abs(p[v]-v);
            v=p[v];
        }

        if(cnt!=1){
            ranges.push_back({l, r});
        }
    }
    ranges.push_back({0, 0});
    sort(ranges.begin(), ranges.end());

    int last=0;
    for(auto [l, r]: ranges){

        if(last < l){
            ans += 2*(l-last);
        }

        last=max(last, r);
    }

    return ans;
}

Subtask #1
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	336 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	336 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	336 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	336 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	0 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct

Subtask #3
28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	212 KB	Output is correct
2	Correct	1 ms	336 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	336 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	0 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	88 ms	8268 KB	Output is correct
31	Correct	87 ms	8172 KB	Output is correct
32	Correct	75 ms	8168 KB	Output is correct
33	Correct	97 ms	10432 KB	Output is correct
34	Correct	95 ms	10432 KB	Output is correct
35	Correct	101 ms	10432 KB	Output is correct
36	Correct	95 ms	10336 KB	Output is correct
37	Correct	78 ms	8524 KB	Output is correct
38	Correct	77 ms	8300 KB	Output is correct
39	Correct	77 ms	8276 KB	Output is correct
40	Correct	77 ms	8140 KB	Output is correct
41	Correct	88 ms	8168 KB	Output is correct
42	Correct	82 ms	8172 KB	Output is correct
43	Correct	102 ms	10340 KB	Output is correct

Subtask #4
0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 ms	212 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	1 ms	212 KB	Output is correct
2	Correct	1 ms	336 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	1 ms	336 KB	Output is correct
5	Correct	1 ms	212 KB	Output is correct
6	Correct	0 ms	212 KB	Output is correct
7	Correct	0 ms	212 KB	Output is correct
8	Correct	0 ms	212 KB	Output is correct
9	Correct	1 ms	212 KB	Output is correct
10	Correct	1 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	0 ms	212 KB	Output is correct
13	Correct	0 ms	212 KB	Output is correct
14	Correct	0 ms	212 KB	Output is correct
15	Correct	0 ms	212 KB	Output is correct
16	Correct	0 ms	212 KB	Output is correct
17	Correct	1 ms	212 KB	Output is correct
18	Correct	1 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	336 KB	Output is correct
21	Correct	1 ms	212 KB	Output is correct
22	Correct	0 ms	212 KB	Output is correct
23	Correct	0 ms	212 KB	Output is correct
24	Correct	1 ms	212 KB	Output is correct
25	Correct	1 ms	212 KB	Output is correct
26	Correct	0 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	0 ms	212 KB	Output is correct
29	Correct	1 ms	212 KB	Output is correct
30	Correct	88 ms	8268 KB	Output is correct
31	Correct	87 ms	8172 KB	Output is correct
32	Correct	75 ms	8168 KB	Output is correct
33	Correct	97 ms	10432 KB	Output is correct
34	Correct	95 ms	10432 KB	Output is correct
35	Correct	101 ms	10432 KB	Output is correct
36	Correct	95 ms	10336 KB	Output is correct
37	Correct	78 ms	8524 KB	Output is correct
38	Correct	77 ms	8300 KB	Output is correct
39	Correct	77 ms	8276 KB	Output is correct
40	Correct	77 ms	8140 KB	Output is correct
41	Correct	88 ms	8168 KB	Output is correct
42	Correct	82 ms	8172 KB	Output is correct
43	Correct	102 ms	10340 KB	Output is correct
44	Incorrect	1 ms	212 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-

Submission #835348

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