20200421 3문제

2447
11729
2447_loop (add  뭔가 2447이 이상함 다시 풀어야겠음)

zeta_python/completed/11729.py

@@ -0,0 +1,14 @@
+N = int(input())
+def move(f, t):
+    print(f, t)
+
+def hanoi(n, f, b, t):
+    if n == 1:
+        move(f, t)
+    else:
+        hanoi(n-1, f, t, b)
+        move(f, t)
+        hanoi(n-1, b, f, t)
+
+print(2**N-1)
+hanoi(N, 1,2,3)