Data commit

This commit is contained in:
Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions

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@ -0,0 +1,19 @@
import Foundation
// Allow for easy character checking
extension String {
subscript (i: Int) -> String {
return String(Array(self)[i])
}
}
func isPalindrome(str:String) -> Bool {
if (count(str) == 0 || count(str) == 1) {
return true
}
let removeRange = Range<String.Index>(start: advance(str.startIndex, 1), end: advance(str.endIndex, -1))
if (str[0] == str[count(str) - 1]) {
return isPalindrome(str.substringWithRange(removeRange))
}
return false
}

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func isPal(str: String) -> Bool {
let c = str.characters
return lazy(c).reverse()
.startsWith(c[c.startIndex...advance(c.startIndex, c.count / 2)])
}