Facebook Interview Question for Software Engineers

Country: United States
Interview Type: Phone Interview

Comment hidden because of low score. Click to expand.
of 1 vote

Sort array with 3 elements.

random = ['r','b','w','w','b','b','r','w','w','r']

def dnf_sort(arr, order='rwb'):
    lo = mid = 0
    hi = len(arr) - 1

    while mid <= hi:
        if arr[mid] == order[0]:
        elif arr[mid] == order[1]:
        elif arr[mid] == order[2]:
    return arr

def swap(lst,a,b):
    temp = lst[a]
    lst[a] = lst[b]
    lst[b] = temp

if __name__ == '__main__':
    print dnf_sort(random)

- wiz July 13, 2015 | Flag Reply
Comment hidden because of low score. Click to expand.
of 0 vote

Can you elaborate what get rank means?

- Konstantin April 21, 2015 | Flag Reply

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