Submission #848624


Source Code Expand

n=gets.to_i;a=$<.map.with_index{|e,i|[e.to_i,i]}.sort;p (0...n).count{|j|a[j][1]%2!=j%2}/2

Submission Info

Submission Time
Task C - BBuBBBlesort!
User leafmoon
Language Ruby (2.3.3)
Score 600
Code Size 90 Byte
Status AC
Exec Time 779 ms
Memory 9208 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 600 / 600
Status
AC × 2
AC × 24
Set Name Test Cases
Sample s1.txt, s2.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, s1.txt, s2.txt
Case Name Status Exec Time Memory
01.txt AC 760 ms 9208 KB
02.txt AC 760 ms 9208 KB
03.txt AC 753 ms 9208 KB
04.txt AC 763 ms 9208 KB
05.txt AC 745 ms 9208 KB
06.txt AC 779 ms 9208 KB
07.txt AC 741 ms 9208 KB
08.txt AC 465 ms 9200 KB
09.txt AC 455 ms 9200 KB
10.txt AC 480 ms 9208 KB
11.txt AC 479 ms 9208 KB
12.txt AC 468 ms 9200 KB
13.txt AC 480 ms 9200 KB
14.txt AC 750 ms 9208 KB
15.txt AC 759 ms 9208 KB
16.txt AC 742 ms 9208 KB
17.txt AC 751 ms 9208 KB
18.txt AC 17 ms 1788 KB
19.txt AC 17 ms 1788 KB
20.txt AC 17 ms 1788 KB
21.txt AC 16 ms 1788 KB
22.txt AC 17 ms 1788 KB
s1.txt AC 17 ms 1788 KB
s2.txt AC 17 ms 1788 KB