oj.uz

Submission #71592

# Submission time Handle Problem Language Result Execution time Memory
71592 2018-08-25T07:59:51 Z idan_izmirli Ancient Books (IOI17_books) C++14
50 / 100
 267 ms 58988 KB 
#include "books.h"

long long minimum_walk(std::vector<int> p, int s) {
	long long result=-2;
	int current_max=0;
	for(int i=0;i<p.size();i++)
	{
		if(p[i]<i)
		{
			result+=i-p[i];
		}
		else
		{
			result+=p[i]-i;
			if(p[i]>current_max)
			{
				current_max=p[i];
			}
		}
		if(current_max==i)
		{
			result+=2;
		}
	}
	for(int i=0;i<s;i++)
	{
		if(p[i]!=i)
		{
			break;
		}
		result-=2;
	}
	for(int i=p.size()-1;i>s;i--)
	{
		if(p[i]!=i)
		{
			break;
		}
		result-=2;
	}
	return result;
}

Compilation message

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:6:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<p.size();i++)
              ~^~~~~~~~~

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 3 ms 396 KB Output is correct
4 Correct 2 ms 472 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 472 KB Output is correct
7 Correct 2 ms 472 KB Output is correct
8 Correct 2 ms 472 KB Output is correct
9 Correct 2 ms 472 KB Output is correct
10 Correct 2 ms 472 KB Output is correct
11 Correct 2 ms 472 KB Output is correct
12 Correct 3 ms 472 KB Output is correct
13 Correct 2 ms 472 KB Output is correct
14 Correct 2 ms 592 KB Output is correct
15 Correct 3 ms 592 KB Output is correct
16 Correct 3 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 3 ms 396 KB Output is correct
4 Correct 2 ms 472 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 472 KB Output is correct
7 Correct 2 ms 472 KB Output is correct
8 Correct 2 ms 472 KB Output is correct
9 Correct 2 ms 472 KB Output is correct
10 Correct 2 ms 472 KB Output is correct
11 Correct 2 ms 472 KB Output is correct
12 Correct 3 ms 472 KB Output is correct
13 Correct 2 ms 472 KB Output is correct
14 Correct 2 ms 592 KB Output is correct
15 Correct 3 ms 592 KB Output is correct
16 Correct 3 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct
19 Correct 2 ms 592 KB Output is correct
20 Correct 2 ms 592 KB Output is correct
21 Correct 2 ms 592 KB Output is correct
22 Correct 4 ms 676 KB Output is correct
23 Correct 3 ms 676 KB Output is correct
24 Correct 3 ms 676 KB Output is correct
25 Correct 2 ms 676 KB Output is correct
26 Correct 2 ms 676 KB Output is correct
27 Correct 2 ms 676 KB Output is correct
28 Correct 2 ms 676 KB Output is correct
29 Correct 3 ms 688 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 3 ms 396 KB Output is correct
4 Correct 2 ms 472 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 472 KB Output is correct
7 Correct 2 ms 472 KB Output is correct
8 Correct 2 ms 472 KB Output is correct
9 Correct 2 ms 472 KB Output is correct
10 Correct 2 ms 472 KB Output is correct
11 Correct 2 ms 472 KB Output is correct
12 Correct 3 ms 472 KB Output is correct
13 Correct 2 ms 472 KB Output is correct
14 Correct 2 ms 592 KB Output is correct
15 Correct 3 ms 592 KB Output is correct
16 Correct 3 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct
19 Correct 2 ms 592 KB Output is correct
20 Correct 2 ms 592 KB Output is correct
21 Correct 2 ms 592 KB Output is correct
22 Correct 4 ms 676 KB Output is correct
23 Correct 3 ms 676 KB Output is correct
24 Correct 3 ms 676 KB Output is correct
25 Correct 2 ms 676 KB Output is correct
26 Correct 2 ms 676 KB Output is correct
27 Correct 2 ms 676 KB Output is correct
28 Correct 2 ms 676 KB Output is correct
29 Correct 3 ms 688 KB Output is correct
30 Correct 198 ms 13112 KB Output is correct
31 Correct 171 ms 19780 KB Output is correct
32 Correct 156 ms 26564 KB Output is correct
33 Correct 157 ms 33372 KB Output is correct
34 Correct 166 ms 39988 KB Output is correct
35 Correct 150 ms 46576 KB Output is correct
36 Correct 181 ms 53380 KB Output is correct
37 Correct 184 ms 58944 KB Output is correct
38 Correct 195 ms 58944 KB Output is correct
39 Correct 267 ms 58944 KB Output is correct
40 Correct 158 ms 58980 KB Output is correct
41 Correct 164 ms 58980 KB Output is correct
42 Correct 199 ms 58980 KB Output is correct
43 Correct 144 ms 58988 KB Output is correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 58988 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 2 ms 248 KB Output is correct
2 Correct 2 ms 356 KB Output is correct
3 Correct 3 ms 396 KB Output is correct
4 Correct 2 ms 472 KB Output is correct
5 Correct 2 ms 472 KB Output is correct
6 Correct 2 ms 472 KB Output is correct
7 Correct 2 ms 472 KB Output is correct
8 Correct 2 ms 472 KB Output is correct
9 Correct 2 ms 472 KB Output is correct
10 Correct 2 ms 472 KB Output is correct
11 Correct 2 ms 472 KB Output is correct
12 Correct 3 ms 472 KB Output is correct
13 Correct 2 ms 472 KB Output is correct
14 Correct 2 ms 592 KB Output is correct
15 Correct 3 ms 592 KB Output is correct
16 Correct 3 ms 592 KB Output is correct
17 Correct 2 ms 592 KB Output is correct
18 Correct 2 ms 592 KB Output is correct
19 Correct 2 ms 592 KB Output is correct
20 Correct 2 ms 592 KB Output is correct
21 Correct 2 ms 592 KB Output is correct
22 Correct 4 ms 676 KB Output is correct
23 Correct 3 ms 676 KB Output is correct
24 Correct 3 ms 676 KB Output is correct
25 Correct 2 ms 676 KB Output is correct
26 Correct 2 ms 676 KB Output is correct
27 Correct 2 ms 676 KB Output is correct
28 Correct 2 ms 676 KB Output is correct
29 Correct 3 ms 688 KB Output is correct
30 Correct 198 ms 13112 KB Output is correct
31 Correct 171 ms 19780 KB Output is correct
32 Correct 156 ms 26564 KB Output is correct
33 Correct 157 ms 33372 KB Output is correct
34 Correct 166 ms 39988 KB Output is correct
35 Correct 150 ms 46576 KB Output is correct
36 Correct 181 ms 53380 KB Output is correct
37 Correct 184 ms 58944 KB Output is correct
38 Correct 195 ms 58944 KB Output is correct
39 Correct 267 ms 58944 KB Output is correct
40 Correct 158 ms 58980 KB Output is correct
41 Correct 164 ms 58980 KB Output is correct
42 Correct 199 ms 58980 KB Output is correct
43 Correct 144 ms 58988 KB Output is correct
44 Incorrect 2 ms 58988 KB 3rd lines differ - on the 1st token, expected: '3304', found: '2744'
45 Halted 0 ms 0 KB -