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Codeforces Round #743 (Div.2) B — Swaps
Difference between en2 and en3, changed 22 character(s)
I think this problem is not very hard and it's interesting.↵

Description:↵
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You are given $2$ arrays $a$ and $b$ and the length of them is $n$.↵

- $1$, $3$, $5$, ......, $2 * n - 1$ is in $a$.↵

2, 4, 6$2$, $4$, $6$, ......, $2 * n$ is in b$b$.↵

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History

 
 
 
 
Revisions
 
 
  Rev. Lang. By When Δ Comment
en8 English putong 2021-09-19 15:21:43 2785
en7 English putong 2021-09-19 15:16:28 2852
en6 English putong 2021-09-19 15:11:49 162
en5 English putong 2021-09-19 15:07:30 14
en4 English putong 2021-09-19 15:06:15 22
en3 English putong 2021-09-19 15:05:46 22
en2 English putong 2021-09-19 15:04:51 79
en1 English putong 2021-09-19 15:04:16 358 Initial revision (published)