23 lines
380 B
Python
23 lines
380 B
Python
n,m=map(int,input().split())
|
|
inarr=list(map(int,input().split()))
|
|
arr=[]
|
|
ch=[False]*n
|
|
|
|
inarr.sort()
|
|
|
|
def bt():
|
|
if len(arr)==m:
|
|
print(*arr)
|
|
return
|
|
|
|
l=0
|
|
for i in range(n):
|
|
if not ch[i] and l!=inarr[i]:
|
|
ch[i]=True
|
|
l=inarr[i]
|
|
arr.append(l)
|
|
bt()
|
|
ch[i]=False
|
|
arr.pop()
|
|
|
|
bt() |