bubblesort.coffee

bubbleSort = (arr)->
    return arr if arr.length  <= 1 
    for i in [arr.length...1]
        for j in [0...i-1]
            if arr[j] > arr[j+1]
                temp = arr[j]
                arr[j] = arr[j+1]
                arr[j+1] = temp
    arr
#test
console.log bubbleSort [1,2,3,3,4,6, 9, 2, 1]
console.log bubbleSort [1]
console.log bubbleSort [0]
console.log bubbleSort [1,0]
console.log bubbleSort [1,0,1]