first commit

from old repository to a new repository

boj/15650.py

@@ -0,0 +1,18 @@
+n,m=map(int,input().split())
+arr=[]
+ch=[0]*(n+1)
+
+def bt(s):
+    if len(arr)==m:
+        print(*arr)
+        return
+    
+    for i in range(s,n+1):
+        if ch[i]==1:
+            continue
+        arr.append(i)
+        ch[i]=1
+        bt(i)
+        ch[arr.pop()]=0
+
+bt(1)