Commit 9006a52

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Merge pull request doocs#230 from ElectricBubble/master

Add Solution.go for 0067.Add Binary

2 parents 92cf51a + 86058fa commit 9006a52Copy full SHA for 9006a52

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Lines changed: 24 additions & 0 deletions

Original file line number	Diff line number	Diff line change
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	`1`	`+func addBinary(a string, b string) string {`
	`2`	`+ for len(a) > len(b) {`
	`3`	`+ b = "0" + b`
	`4`	`+ }`
	`5`	`+ for len(a) < len(b) {`
	`6`	`+ a = "0" + a`
	`7`	`+ }`
	`8`	`+ zero := []byte("0")[0]`
	`9`	`+ ret := make([]byte, len(a))`
	`10`	`+ for right := len(a) - 1; right > 0; right-- {`
	`11`	`+ t := ret[right] + a[right] + b[right] - zero*2`
	`12`	`+ ret[right] = t%2 + zero`
	`13`	`+ if t >= 2 {`
	`14`	`+ ret[right-1] = 1`
	`15`	`+ }`
	`16`	`+ }`
	`17`	`+ t := ret[0] + a[0] + b[0] - zero*2`
	`18`	`+ ret[0] = t%2 + zero`
	`19`	`+ if t >= 2 {`
	`20`	`+ ret = append([]byte("1"), ret...)`
	`21`	`+ }`
	`22`	`+`
	`23`	`+ return string(ret)`
	`24`	`+}`

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