first commit

from old repository to a new repository

boj/15663.py

@@ -0,0 +1,23 @@
+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()