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添加 0860.柠檬水找零.md Scala版本

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`@@ -328,6 +328,37 @@ function lemonadeChange(bills: number[]): boolean {`
`328`	`328`	```
`329`	`329`
`330`	`330`
	`331`	`+### Scala`
	`332`	`+`
	`333`	+```scala
	`334`	`+object Solution {`
	`335`	`+ def lemonadeChange(bills: Array[Int]): Boolean = {`
	`336`	`+ var fiveNum = 0`
	`337`	`+ var tenNum = 0`
	`338`	`+`
	`339`	`+ for (i <- bills) {`
	`340`	`+ if (i == 5) fiveNum += 1`
	`341`	`+ if (i == 10) {`
	`342`	`+ if (fiveNum <= 0) return false`
	`343`	`+ tenNum += 1`
	`344`	`+ fiveNum -= 1`
	`345`	`+ }`
	`346`	`+ if (i == 20) {`
	`347`	`+ if (fiveNum > 0 && tenNum > 0) {`
	`348`	`+ tenNum -= 1`
	`349`	`+ fiveNum -= 1`
	`350`	`+ } else if (fiveNum >= 3) {`
	`351`	`+ fiveNum -= 3`
	`352`	`+ } else {`
	`353`	`+ return false`
	`354`	`+ }`
	`355`	`+ }`
	`356`	`+ }`
	`357`	`+ true`
	`358`	`+ }`
	`359`	`+}`
	`360`	+```
	`361`	`+`
`331`	`362`
`332`	`363`	`-----------------------`
`333`	`364`	`<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>`

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