Entries from 2023-10-15 to 1 day
★3の過去問やった際に書いた、SwiftのlowerBoundを今後も使いそうなのでメモ extension RandomAccessCollection where Element: Comparable { func lowerBound(of element: Element) -> Index { guard first! < element else { return startIndex } var (lef…
★3の過去問やった際に書いた、SwiftのlowerBoundを今後も使いそうなのでメモ extension RandomAccessCollection where Element: Comparable { func lowerBound(of element: Element) -> Index { guard first! < element else { return startIndex } var (lef…