Submission #61781

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
61781	2018-07-26T16:45:08 Z	zadrga	Ancient Books (IOI17_books)	C++14	50 / 100	238 ms	106952 KB

books

#include "books.h"
#include <bits/stdc++.h>

using namespace std;

#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define INF (1LL << 55)
#define MOD (1000 * 1000 * 1000 + 7)
#define maxn 1001111

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;

int pre[maxn];

long long minimum_walk(vector<int> p, int s){
	int n = p.size();
	ll ans = 0;
	for(int i = 0; i < n; i++){
		ans += abs(p[i] - i);
		int l = min(i, p[i]);
		int d = max(i, p[i]);
		pre[l]++;
		pre[d]--;
	}

	for(int i = 1; i < n; i++)
		pre[i] += pre[i - 1];

	int last = -1;
	for(int i = n - 1; i >= 0; i--){
		if(pre[i] > 0){
			last = i;
			break;
		}
	}

	for(int i = 0; i <= last; i++){
		if(pre[i] == 0)
			ans += 2;
	}

	return ans;
}

Subtask #1

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	248 KB	Output is correct
2	Correct	3 ms	360 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	3 ms	712 KB	Output is correct
5	Correct	2 ms	712 KB	Output is correct
6	Correct	2 ms	712 KB	Output is correct
7	Correct	2 ms	712 KB	Output is correct
8	Correct	2 ms	712 KB	Output is correct
9	Correct	3 ms	712 KB	Output is correct
10	Correct	2 ms	712 KB	Output is correct
11	Correct	3 ms	756 KB	Output is correct
12	Correct	3 ms	756 KB	Output is correct
13	Correct	3 ms	756 KB	Output is correct
14	Correct	2 ms	760 KB	Output is correct
15	Correct	3 ms	760 KB	Output is correct
16	Correct	3 ms	760 KB	Output is correct
17	Correct	3 ms	760 KB	Output is correct
18	Correct	3 ms	760 KB	Output is correct

Subtask #2

10.0 / 10.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	248 KB	Output is correct
2	Correct	3 ms	360 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	3 ms	712 KB	Output is correct
5	Correct	2 ms	712 KB	Output is correct
6	Correct	2 ms	712 KB	Output is correct
7	Correct	2 ms	712 KB	Output is correct
8	Correct	2 ms	712 KB	Output is correct
9	Correct	3 ms	712 KB	Output is correct
10	Correct	2 ms	712 KB	Output is correct
11	Correct	3 ms	756 KB	Output is correct
12	Correct	3 ms	756 KB	Output is correct
13	Correct	3 ms	756 KB	Output is correct
14	Correct	2 ms	760 KB	Output is correct
15	Correct	3 ms	760 KB	Output is correct
16	Correct	3 ms	760 KB	Output is correct
17	Correct	3 ms	760 KB	Output is correct
18	Correct	3 ms	760 KB	Output is correct
19	Correct	2 ms	788 KB	Output is correct
20	Correct	3 ms	792 KB	Output is correct
21	Correct	3 ms	796 KB	Output is correct
22	Correct	3 ms	796 KB	Output is correct
23	Correct	3 ms	804 KB	Output is correct
24	Correct	3 ms	932 KB	Output is correct
25	Correct	4 ms	932 KB	Output is correct
26	Correct	3 ms	932 KB	Output is correct
27	Correct	3 ms	932 KB	Output is correct
28	Correct	3 ms	932 KB	Output is correct
29	Correct	4 ms	932 KB	Output is correct

Subtask #3

28.0 / 28.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	3 ms	248 KB	Output is correct
2	Correct	3 ms	360 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	3 ms	712 KB	Output is correct
5	Correct	2 ms	712 KB	Output is correct
6	Correct	2 ms	712 KB	Output is correct
7	Correct	2 ms	712 KB	Output is correct
8	Correct	2 ms	712 KB	Output is correct
9	Correct	3 ms	712 KB	Output is correct
10	Correct	2 ms	712 KB	Output is correct
11	Correct	3 ms	756 KB	Output is correct
12	Correct	3 ms	756 KB	Output is correct
13	Correct	3 ms	756 KB	Output is correct
14	Correct	2 ms	760 KB	Output is correct
15	Correct	3 ms	760 KB	Output is correct
16	Correct	3 ms	760 KB	Output is correct
17	Correct	3 ms	760 KB	Output is correct
18	Correct	3 ms	760 KB	Output is correct
19	Correct	2 ms	788 KB	Output is correct
20	Correct	3 ms	792 KB	Output is correct
21	Correct	3 ms	796 KB	Output is correct
22	Correct	3 ms	796 KB	Output is correct
23	Correct	3 ms	804 KB	Output is correct
24	Correct	3 ms	932 KB	Output is correct
25	Correct	4 ms	932 KB	Output is correct
26	Correct	3 ms	932 KB	Output is correct
27	Correct	3 ms	932 KB	Output is correct
28	Correct	3 ms	932 KB	Output is correct
29	Correct	4 ms	932 KB	Output is correct
30	Correct	235 ms	19208 KB	Output is correct
31	Correct	206 ms	25992 KB	Output is correct
32	Correct	177 ms	32700 KB	Output is correct
33	Correct	208 ms	39512 KB	Output is correct
34	Correct	220 ms	46256 KB	Output is correct
35	Correct	213 ms	53128 KB	Output is correct
36	Correct	229 ms	59744 KB	Output is correct
37	Correct	197 ms	66504 KB	Output is correct
38	Correct	181 ms	73232 KB	Output is correct
39	Correct	185 ms	79936 KB	Output is correct
40	Correct	202 ms	86736 KB	Output is correct
41	Correct	233 ms	93480 KB	Output is correct
42	Correct	238 ms	100208 KB	Output is correct
43	Correct	188 ms	106952 KB	Output is correct

Subtask #4

0 / 20.0

#	Verdict	Execution time	Memory	Grader output
1	Incorrect	3 ms	106952 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	248 KB	Output is correct
2	Correct	3 ms	360 KB	Output is correct
3	Correct	3 ms	472 KB	Output is correct
4	Correct	3 ms	712 KB	Output is correct
5	Correct	2 ms	712 KB	Output is correct
6	Correct	2 ms	712 KB	Output is correct
7	Correct	2 ms	712 KB	Output is correct
8	Correct	2 ms	712 KB	Output is correct
9	Correct	3 ms	712 KB	Output is correct
10	Correct	2 ms	712 KB	Output is correct
11	Correct	3 ms	756 KB	Output is correct
12	Correct	3 ms	756 KB	Output is correct
13	Correct	3 ms	756 KB	Output is correct
14	Correct	2 ms	760 KB	Output is correct
15	Correct	3 ms	760 KB	Output is correct
16	Correct	3 ms	760 KB	Output is correct
17	Correct	3 ms	760 KB	Output is correct
18	Correct	3 ms	760 KB	Output is correct
19	Correct	2 ms	788 KB	Output is correct
20	Correct	3 ms	792 KB	Output is correct
21	Correct	3 ms	796 KB	Output is correct
22	Correct	3 ms	796 KB	Output is correct
23	Correct	3 ms	804 KB	Output is correct
24	Correct	3 ms	932 KB	Output is correct
25	Correct	4 ms	932 KB	Output is correct
26	Correct	3 ms	932 KB	Output is correct
27	Correct	3 ms	932 KB	Output is correct
28	Correct	3 ms	932 KB	Output is correct
29	Correct	4 ms	932 KB	Output is correct
30	Correct	235 ms	19208 KB	Output is correct
31	Correct	206 ms	25992 KB	Output is correct
32	Correct	177 ms	32700 KB	Output is correct
33	Correct	208 ms	39512 KB	Output is correct
34	Correct	220 ms	46256 KB	Output is correct
35	Correct	213 ms	53128 KB	Output is correct
36	Correct	229 ms	59744 KB	Output is correct
37	Correct	197 ms	66504 KB	Output is correct
38	Correct	181 ms	73232 KB	Output is correct
39	Correct	185 ms	79936 KB	Output is correct
40	Correct	202 ms	86736 KB	Output is correct
41	Correct	233 ms	93480 KB	Output is correct
42	Correct	238 ms	100208 KB	Output is correct
43	Correct	188 ms	106952 KB	Output is correct
44	Incorrect	3 ms	106952 KB	3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45	Halted	0 ms	0 KB	-