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Revert "Update 0459.重复的子字符串.md 添加swift方法(前缀表统一不减一)"

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This reverts commit 0fc1cb334d4f8612e95eabfc9e97fe8d273dc25e.
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孟令令
2022-04-13 16:07:23 +08:00
parent dd0fa00150
commit efe987be6b
1 changed files with 0 additions and 40 deletions
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problems/0459.重复的子字符串.md
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@ -463,46 +463,6 @@ Swift:
} }
} }
``` ```
> 前缀表统一不减一
```swift
func repeatedSubstringPattern(_ s: String) -> Bool {
let sArr = Array(s)
let len = sArr.count
if len == 0 {
return false
}
var next = Array.init(repeating: 0, count: len)
getNext(&next, sArr)
if next[len-1] != 0 && len % (len - next[len-1]) == 0 {
return true
}
return false
}
// 前缀表不减一
func getNext(_ next: inout [Int], _ sArr:[Character]) {
var j = 0
next[0] = 0
for i in 1 ..< sArr.count {
while j > 0 && sArr[i] != sArr[j] {
j = next[j-1]
}
if sArr[i] == sArr[j] {
j += 1
}
next[i] = j
}
}
```
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<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div> <div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>