n個の数字(0 .. n-1)から、k個を取る順列。
Kotlinで文字列を1文字ずつの配列にする
Kotlinで文字列を1文字ずつの配列に変換するのに、splitを使ったら余計な空文字列がついてしまう。
Android,App,Game,Programming
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.
Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. It is mandatory to procure user consent prior to running these cookies on your website.