while True:
    try:
        s=input().split()
        s_nums=input()
        n,k=int(s[0]),int(s[1])
        nums=[int(num) for num in s_nums.split()]
        #print(type(nums))
        nums.sort()
        k_nums=nums[:k]
        for i in k_nums:
            print(i,end=' ')
    except:
        break