Submission #566556

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
566556	2022-05-22T11:51:56 Z	Siffer	Ancient Books (IOI17_books)	C++14	50 / 100	142 ms	19956 KB

books

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

#define ll long long


ll minimum_walk(vector<int> p, int s) {
	int n = p.size();
	vector<int> c(n,-1);
	ll r = 0;
	vector<int> mi(n,n), ma(n,0);
	for(int i = 0; i < n; i++) {
		if(c[i] == -1) {
			c[i] = i;
			int k = p[i];
			r += abs(i-k);
			mi[i] = i;
			ma[i] = i;
			while(k != i) {
				mi[i] = min(mi[i], k);
				ma[i] = max(ma[i], k);
				c[k] = i;
				r += abs(k-p[k]);
				k = p[k];
			}
		}
	}
	int m = 0;
	while(m < n) {
		bool cc = 1;
		for(int i = m; i < m+1; i++) {
			if(ma[c[i]] > m) {
				cc = 0;
				m = ma[c[i]];
			}
		}
		if(cc && m < n) {
			m++;
			r += 2;
		}
	}
	for(int i = n-1; p[i]==i; i--) r -= 2;
	return max(0ll,r-2);
}

Subtask #1
12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	336 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 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	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 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	0 ms	212 KB	Output is correct

Subtask #2
10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	336 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 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	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 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	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	212 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	0 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct

Subtask #3
28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	336 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 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	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 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	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	212 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	0 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	140 ms	19812 KB	Output is correct
31	Correct	142 ms	19956 KB	Output is correct
32	Correct	93 ms	19816 KB	Output is correct
33	Correct	97 ms	19832 KB	Output is correct
34	Correct	102 ms	19832 KB	Output is correct
35	Correct	102 ms	19816 KB	Output is correct
36	Correct	100 ms	19836 KB	Output is correct
37	Correct	97 ms	19816 KB	Output is correct
38	Correct	99 ms	19816 KB	Output is correct
39	Correct	99 ms	19788 KB	Output is correct
40	Correct	99 ms	19788 KB	Output is correct
41	Correct	113 ms	19824 KB	Output is correct
42	Correct	111 ms	19860 KB	Output is correct
43	Correct	95 ms	19788 KB	Output is correct

Subtask #4
0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	0 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	0 ms	336 KB	Output is correct
2	Correct	0 ms	212 KB	Output is correct
3	Correct	0 ms	212 KB	Output is correct
4	Correct	0 ms	212 KB	Output is correct
5	Correct	0 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	0 ms	212 KB	Output is correct
11	Correct	0 ms	212 KB	Output is correct
12	Correct	1 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	0 ms	212 KB	Output is correct
19	Correct	0 ms	212 KB	Output is correct
20	Correct	1 ms	212 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	0 ms	212 KB	Output is correct
26	Correct	1 ms	212 KB	Output is correct
27	Correct	0 ms	212 KB	Output is correct
28	Correct	1 ms	212 KB	Output is correct
29	Correct	0 ms	212 KB	Output is correct
30	Correct	140 ms	19812 KB	Output is correct
31	Correct	142 ms	19956 KB	Output is correct
32	Correct	93 ms	19816 KB	Output is correct
33	Correct	97 ms	19832 KB	Output is correct
34	Correct	102 ms	19832 KB	Output is correct
35	Correct	102 ms	19816 KB	Output is correct
36	Correct	100 ms	19836 KB	Output is correct
37	Correct	97 ms	19816 KB	Output is correct
38	Correct	99 ms	19816 KB	Output is correct
39	Correct	99 ms	19788 KB	Output is correct
40	Correct	99 ms	19788 KB	Output is correct
41	Correct	113 ms	19824 KB	Output is correct
42	Correct	111 ms	19860 KB	Output is correct
43	Correct	95 ms	19788 KB	Output is correct
44	Incorrect	0 ms	212 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-

Submission #566556

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