[백준] 나무 조각

tree=list(map(int,input().split()))
length=len(tree)

while True:
    flag=True
    for i in range(length-1):
            if tree[i]>tree[i+1]:
                tree[i],tree[i+1]=tree[i+1],tree[i]
                flag=False
                for x in tree:
                    print(x,end=' ')
                print()
    
    if flag:
        break