Submission #70240

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
70240	2018-08-22T14:02:19 Z	E869120	Ancient Books (IOI17_books)	C++14	50 / 100	303 ms	107868 KB

books

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

int n,c[1000009];bool used[1000009];

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

Subtask #1

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	3 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	504 KB	Output is correct
7	Correct	3 ms	504 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	2 ms	504 KB	Output is correct
10	Correct	3 ms	624 KB	Output is correct
11	Correct	3 ms	624 KB	Output is correct
12	Correct	2 ms	660 KB	Output is correct
13	Correct	2 ms	660 KB	Output is correct
14	Correct	2 ms	660 KB	Output is correct
15	Correct	3 ms	660 KB	Output is correct
16	Correct	3 ms	684 KB	Output is correct
17	Correct	3 ms	684 KB	Output is correct
18	Correct	2 ms	684 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	3 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	504 KB	Output is correct
7	Correct	3 ms	504 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	2 ms	504 KB	Output is correct
10	Correct	3 ms	624 KB	Output is correct
11	Correct	3 ms	624 KB	Output is correct
12	Correct	2 ms	660 KB	Output is correct
13	Correct	2 ms	660 KB	Output is correct
14	Correct	2 ms	660 KB	Output is correct
15	Correct	3 ms	660 KB	Output is correct
16	Correct	3 ms	684 KB	Output is correct
17	Correct	3 ms	684 KB	Output is correct
18	Correct	2 ms	684 KB	Output is correct
19	Correct	2 ms	684 KB	Output is correct
20	Correct	3 ms	684 KB	Output is correct
21	Correct	3 ms	684 KB	Output is correct
22	Correct	2 ms	684 KB	Output is correct
23	Correct	3 ms	684 KB	Output is correct
24	Correct	4 ms	776 KB	Output is correct
25	Correct	3 ms	776 KB	Output is correct
26	Correct	2 ms	788 KB	Output is correct
27	Correct	2 ms	788 KB	Output is correct
28	Correct	2 ms	788 KB	Output is correct
29	Correct	2 ms	788 KB	Output is correct

Subtask #3

28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	3 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	504 KB	Output is correct
7	Correct	3 ms	504 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	2 ms	504 KB	Output is correct
10	Correct	3 ms	624 KB	Output is correct
11	Correct	3 ms	624 KB	Output is correct
12	Correct	2 ms	660 KB	Output is correct
13	Correct	2 ms	660 KB	Output is correct
14	Correct	2 ms	660 KB	Output is correct
15	Correct	3 ms	660 KB	Output is correct
16	Correct	3 ms	684 KB	Output is correct
17	Correct	3 ms	684 KB	Output is correct
18	Correct	2 ms	684 KB	Output is correct
19	Correct	2 ms	684 KB	Output is correct
20	Correct	3 ms	684 KB	Output is correct
21	Correct	3 ms	684 KB	Output is correct
22	Correct	2 ms	684 KB	Output is correct
23	Correct	3 ms	684 KB	Output is correct
24	Correct	4 ms	776 KB	Output is correct
25	Correct	3 ms	776 KB	Output is correct
26	Correct	2 ms	788 KB	Output is correct
27	Correct	2 ms	788 KB	Output is correct
28	Correct	2 ms	788 KB	Output is correct
29	Correct	2 ms	788 KB	Output is correct
30	Correct	303 ms	20116 KB	Output is correct
31	Correct	258 ms	26920 KB	Output is correct
32	Correct	182 ms	32640 KB	Output is correct
33	Correct	228 ms	40408 KB	Output is correct
34	Correct	195 ms	47228 KB	Output is correct
35	Correct	192 ms	53968 KB	Output is correct
36	Correct	185 ms	60624 KB	Output is correct
37	Correct	159 ms	67260 KB	Output is correct
38	Correct	179 ms	74128 KB	Output is correct
39	Correct	179 ms	80836 KB	Output is correct
40	Correct	196 ms	87568 KB	Output is correct
41	Correct	229 ms	94380 KB	Output is correct
42	Correct	216 ms	101120 KB	Output is correct
43	Correct	184 ms	107868 KB	Output is correct

Subtask #4

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	2 ms	107868 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	3 ms	376 KB	Output is correct
2	Correct	2 ms	464 KB	Output is correct
3	Correct	3 ms	496 KB	Output is correct
4	Correct	2 ms	496 KB	Output is correct
5	Correct	2 ms	504 KB	Output is correct
6	Correct	3 ms	504 KB	Output is correct
7	Correct	3 ms	504 KB	Output is correct
8	Correct	3 ms	504 KB	Output is correct
9	Correct	2 ms	504 KB	Output is correct
10	Correct	3 ms	624 KB	Output is correct
11	Correct	3 ms	624 KB	Output is correct
12	Correct	2 ms	660 KB	Output is correct
13	Correct	2 ms	660 KB	Output is correct
14	Correct	2 ms	660 KB	Output is correct
15	Correct	3 ms	660 KB	Output is correct
16	Correct	3 ms	684 KB	Output is correct
17	Correct	3 ms	684 KB	Output is correct
18	Correct	2 ms	684 KB	Output is correct
19	Correct	2 ms	684 KB	Output is correct
20	Correct	3 ms	684 KB	Output is correct
21	Correct	3 ms	684 KB	Output is correct
22	Correct	2 ms	684 KB	Output is correct
23	Correct	3 ms	684 KB	Output is correct
24	Correct	4 ms	776 KB	Output is correct
25	Correct	3 ms	776 KB	Output is correct
26	Correct	2 ms	788 KB	Output is correct
27	Correct	2 ms	788 KB	Output is correct
28	Correct	2 ms	788 KB	Output is correct
29	Correct	2 ms	788 KB	Output is correct
30	Correct	303 ms	20116 KB	Output is correct
31	Correct	258 ms	26920 KB	Output is correct
32	Correct	182 ms	32640 KB	Output is correct
33	Correct	228 ms	40408 KB	Output is correct
34	Correct	195 ms	47228 KB	Output is correct
35	Correct	192 ms	53968 KB	Output is correct
36	Correct	185 ms	60624 KB	Output is correct
37	Correct	159 ms	67260 KB	Output is correct
38	Correct	179 ms	74128 KB	Output is correct
39	Correct	179 ms	80836 KB	Output is correct
40	Correct	196 ms	87568 KB	Output is correct
41	Correct	229 ms	94380 KB	Output is correct
42	Correct	216 ms	101120 KB	Output is correct
43	Correct	184 ms	107868 KB	Output is correct
44	Incorrect	2 ms	107868 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-