Submission #937324

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
937324	2024-03-03T20:50:50 Z	snpmrnhlol	Ancient Books (IOI17_books)	C++17	50 / 100	96 ms	16080 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];
        if(sum == 0)ans+=2;
    }
    if(mx == -inf || mn == inf){
        ans+=2*min(s - mx,mn - s);
    }
	return ans;
}
/**
7 3
2 1 0 3 6 5 4
**/

Subtask #1

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 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	1 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	348 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	1 ms	344 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 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	1 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	348 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	1 ms	344 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct

Subtask #3

28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 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	1 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	348 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	1 ms	344 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	75 ms	15864 KB	Output is correct
31	Correct	78 ms	15868 KB	Output is correct
32	Correct	68 ms	8020 KB	Output is correct
33	Correct	72 ms	15884 KB	Output is correct
34	Correct	75 ms	15952 KB	Output is correct
35	Correct	75 ms	15860 KB	Output is correct
36	Correct	96 ms	15872 KB	Output is correct
37	Correct	73 ms	15880 KB	Output is correct
38	Correct	81 ms	16080 KB	Output is correct
39	Correct	74 ms	15864 KB	Output is correct
40	Correct	89 ms	15956 KB	Output is correct
41	Correct	84 ms	15860 KB	Output is correct
42	Correct	73 ms	15956 KB	Output is correct
43	Correct	80 ms	15876 KB	Output is correct

Subtask #4

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 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	348 KB	Output is correct
2	Correct	0 ms	348 KB	Output is correct
3	Correct	0 ms	344 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	1 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	348 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	1 ms	344 KB	Output is correct
18	Correct	0 ms	348 KB	Output is correct
19	Correct	0 ms	348 KB	Output is correct
20	Correct	1 ms	348 KB	Output is correct
21	Correct	0 ms	348 KB	Output is correct
22	Correct	0 ms	348 KB	Output is correct
23	Correct	0 ms	344 KB	Output is correct
24	Correct	0 ms	348 KB	Output is correct
25	Correct	0 ms	348 KB	Output is correct
26	Correct	0 ms	348 KB	Output is correct
27	Correct	1 ms	348 KB	Output is correct
28	Correct	1 ms	348 KB	Output is correct
29	Correct	0 ms	348 KB	Output is correct
30	Correct	75 ms	15864 KB	Output is correct
31	Correct	78 ms	15868 KB	Output is correct
32	Correct	68 ms	8020 KB	Output is correct
33	Correct	72 ms	15884 KB	Output is correct
34	Correct	75 ms	15952 KB	Output is correct
35	Correct	75 ms	15860 KB	Output is correct
36	Correct	96 ms	15872 KB	Output is correct
37	Correct	73 ms	15880 KB	Output is correct
38	Correct	81 ms	16080 KB	Output is correct
39	Correct	74 ms	15864 KB	Output is correct
40	Correct	89 ms	15956 KB	Output is correct
41	Correct	84 ms	15860 KB	Output is correct
42	Correct	73 ms	15956 KB	Output is correct
43	Correct	80 ms	15876 KB	Output is correct
44	Incorrect	0 ms	348 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-