Commit 5136f25

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feat: add swift implementation to lcof2 problem: No.032 (doocs#3037)

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Original file line number	Diff line number	Diff line change
`@@ -170,6 +170,35 @@ function isAnagram(s: string, t: string): boolean {`
`170`	`170`	`}`
`171`	`171`	```
`172`	`172`
	`173`	`+#### Swift`
	`174`	`+`
	`175`	+```swift
	`176`	`+class Solution {`
	`177`	`+ func isAnagram(_ s: String, _ t: String) -> Bool {`
	`178`	`+ let m = s.count`
	`179`	`+ let n = t.count`
	`180`	`+ if m != n \|\| s == t {`
	`181`	`+ return false`
	`182`	`+ }`
	`183`	`+`
	`184`	`+ var cnt = [Int](repeating: 0, count: 26)`
	`185`	`+`
	`186`	`+ for (sc, tc) in zip(s, t) {`
	`187`	`+ cnt[Int(sc.asciiValue! - Character("a").asciiValue!)] += 1`
	`188`	`+ cnt[Int(tc.asciiValue! - Character("a").asciiValue!)] -= 1`
	`189`	`+ }`
	`190`	`+`
	`191`	`+ for x in cnt {`
	`192`	`+ if x != 0 {`
	`193`	`+ return false`
	`194`	`+ }`
	`195`	`+ }`
	`196`	`+`
	`197`	`+ return true`
	`198`	`+ }`
	`199`	`+}`
	`200`	+```
	`201`	`+`
`173`	`202`	`<!-- tabs:end -->`
`174`	`203`
`175`	`204`	`<!-- solution:end -->`

Lines changed: 24 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,24 @@`
	`1`	`+class Solution {`
	`2`	`+ func isAnagram(_ s: String, _ t: String) -> Bool {`
	`3`	`+ let m = s.count`
	`4`	`+ let n = t.count`
	`5`	`+ if m != n \|\| s == t {`
	`6`	`+ return false`
	`7`	`+ }`
	`8`	`+`
	`9`	`+ var cnt = [Int](repeating: 0, count: 26)`
	`10`	`+`
	`11`	`+ for (sc, tc) in zip(s, t) {`
	`12`	`+ cnt[Int(sc.asciiValue! - Character("a").asciiValue!)] += 1`
	`13`	`+ cnt[Int(tc.asciiValue! - Character("a").asciiValue!)] -= 1`
	`14`	`+ }`
	`15`	`+`
	`16`	`+ for x in cnt {`
	`17`	`+ if x != 0 {`
	`18`	`+ return false`
	`19`	`+ }`
	`20`	`+ }`
	`21`	`+`
	`22`	`+ return true`
	`23`	`+ }`
	`24`	`+}`

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