def compare_counter_sort(l):
    C = []
    for i in l:
        count = 0
        for j in l:
            if j < i:
                count += 1
                
        while(count in C):
            count += 1
            
        C.append(count)

    return [l[C.index(i)] for i in xrange(len(l))]

if __name__ == '__main__':
    print compare_counter_sort([4, 5, 1, 2, 5, 6, 5, 5, 5, 1])