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66. Plus One

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leetcode-scala/src/main/scala/LeetCode75
- 66. Plus One.sc
- Graphs_DFS
  - 399. Evaluate Division.sc

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	`1`	`+object Solution {`
	`2`	`+ def plusOne(digits: Array[Int]): Array[Int] = {`
	`3`	`+ var i = digits.length - 1`
	`4`	`+ while (i >= 0) {`
	`5`	`+ if (digits(i) < 9) {`
	`6`	`+ digits(i) += 1`
	`7`	`+ return digits`
	`8`	`+ }`
	`9`	`+ digits(i) = 0`
	`10`	`+ i -= 1`
	`11`	`+ }`
	`12`	`+ Array(1) ++ digits`
	`13`	`+ }`
	`14`	`+}`
	`15`	`+`
	`16`	`+Solution.plusOne(Array(8))`

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