swift版本的快排和归并排序

class SortClass: NSObject {
    func quickSort(inout array:[Int]){
        self.quick(&array, left: 0, right: array.count-1)
    }
    
    func quickMain(inout array:[Int],var left:Int,var right:Int)->Int{
        var srcLeft=array[left]
        while(left<right){
            while(left<right&&array[right]>=srcLeft){
                right--
            }
            array[left]=array[right]
            
            while(left<right&&array[left]<=srcLeft){
                left++
            }
            array[right]=array[left]
        }
        array[left]=srcLeft
        return left
    }
    
    func quick(inout array:[Int],var left:Int,var right:Int){
        if(left<right){
            var middle=self.quickMain(&array, left: left, right: right)
            self.quick(&array, left: left, right: middle-1)
            self.quick(&array, left: middle+1, right: right)
        }
    }
    
    func mergerSort(inout array:[Int]){
        var tempArray=[Int](count: array.count, repeatedValue: 1)
        self.merger(&array, tempArray: &tempArray, left: 0, right: array.count-1)
    }
    
    func merger(inout array:[Int],inout tempArray:[Int],var left:Int,var right:Int){
        if(left<right){
            var middle=(left+right)/2
            self.merger(&array, tempArray: &tempArray, left: left, right: middle)
            self.merger(&array, tempArray: &tempArray, left: middle+1, right: right)
            self.mergerMain(&array, tempArray: &tempArray, leftStart: left, leftEnd: middle, rightStart: middle+1, rightEnd: right)
        }
    }
    
    func mergerMain(inout array:[Int],inout tempArray:[Int],var leftStart:Int,var leftEnd:Int,var rightStart:Int,var rightEnd:Int){
        var index=leftStart
        var recoderLeftStart=leftStart;
        while(leftStart<=leftEnd&&rightStart<=rightEnd){
            if(array[leftStart]<=array[rightStart]){
                tempArray[index++]=array[leftStart++]
            }else{
                tempArray[index++]=array[rightStart++]
            }
        }
        
        while(leftStart<=leftEnd){
            tempArray[index++]=array[leftStart++]
        }
        
        while(rightStart<=rightEnd){
            tempArray[index++]=array[rightStart++]
        }
        
        for(var i=recoderLeftStart;i<=rightEnd;i++){
            array[i]=tempArray[i]
        }
    }
}