Submission #937322

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
937322	2024-03-03T20:35:32 Z	snpmrnhlol	Ancient Books (IOI17_books)	C++17	50 / 100	82 ms	22784 KB

books

#include "books.h"
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll N = 1e6;
const ll inf = 1e18;
ll ps[N + 1];
long long minimum_walk(std::vector<int> p, int s) {
    int n = p.size();
    ll ans = 0;
    ll mx = -inf;
    ll mn = inf;
    ll mx2 = -inf;
    ll mn2 = inf;
    bool ok = 0;
    for(ll i = 0;i < n;i++){
        ans+=abs(i - p[i]);
        if(i != p[i]){
            ok = 1;
            if(i < p[i]){
                ps[p[i]]--;
                ps[i]++;
            }
            if(i <= s){
                mx = max(mx,i);
            }
            if(i >= s){
                mn = min(mn,i);
            }
            mx2 = max(mx2,i);
            mn2 = min(mn2,i);
        }
    }
    if(ok == 0)return ans;
    ll sum = 0;
    for(int i = mn2;i < mx2;i++){
        sum+=ps[i];
        //cout<<ps[i]<<' ';
        if(sum == 0)ans+=2;
    }
    ans+=2*min(s - mx,mn - s);
	return ans;
}
/**
4 0
3 2 1 0
**/

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	344 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 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	604 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	1 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	344 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 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	604 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	1 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	444 KB	Output is correct
22	Correct	1 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	1 ms	600 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	1 ms	448 KB	Output is correct
28	Correct	0 ms	444 KB	Output is correct
29	Correct	1 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	344 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 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	604 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	1 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	444 KB	Output is correct
22	Correct	1 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	1 ms	600 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	1 ms	448 KB	Output is correct
28	Correct	0 ms	444 KB	Output is correct
29	Correct	1 ms	344 KB	Output is correct
30	Correct	75 ms	22640 KB	Output is correct
31	Correct	76 ms	22608 KB	Output is correct
32	Correct	72 ms	14840 KB	Output is correct
33	Correct	73 ms	22784 KB	Output is correct
34	Correct	77 ms	22772 KB	Output is correct
35	Correct	74 ms	22780 KB	Output is correct
36	Correct	76 ms	22636 KB	Output is correct
37	Correct	82 ms	22772 KB	Output is correct
38	Correct	72 ms	22604 KB	Output is correct
39	Correct	73 ms	22644 KB	Output is correct
40	Correct	75 ms	22776 KB	Output is correct
41	Correct	75 ms	22652 KB	Output is correct
42	Correct	76 ms	22764 KB	Output is correct
43	Correct	80 ms	22768 KB	Output is correct

Subtask #4

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	1 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	344 KB	Output is correct
3	Correct	1 ms	348 KB	Output is correct
4	Correct	0 ms	348 KB	Output is correct
5	Correct	0 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	604 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	1 ms	348 KB	Output is correct
19	Correct	1 ms	344 KB	Output is correct
20	Correct	0 ms	348 KB	Output is correct
21	Correct	0 ms	444 KB	Output is correct
22	Correct	1 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	1 ms	600 KB	Output is correct
26	Correct	0 ms	344 KB	Output is correct
27	Correct	1 ms	448 KB	Output is correct
28	Correct	0 ms	444 KB	Output is correct
29	Correct	1 ms	344 KB	Output is correct
30	Correct	75 ms	22640 KB	Output is correct
31	Correct	76 ms	22608 KB	Output is correct
32	Correct	72 ms	14840 KB	Output is correct
33	Correct	73 ms	22784 KB	Output is correct
34	Correct	77 ms	22772 KB	Output is correct
35	Correct	74 ms	22780 KB	Output is correct
36	Correct	76 ms	22636 KB	Output is correct
37	Correct	82 ms	22772 KB	Output is correct
38	Correct	72 ms	22604 KB	Output is correct
39	Correct	73 ms	22644 KB	Output is correct
40	Correct	75 ms	22776 KB	Output is correct
41	Correct	75 ms	22652 KB	Output is correct
42	Correct	76 ms	22764 KB	Output is correct
43	Correct	80 ms	22768 KB	Output is correct
44	Incorrect	1 ms	348 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-