Merge remote-tracking branch 'upstream/master'

1 files changed, 20 insertions, 0 deletions

diff --git a/challenge-014/zapwai/python/ch-1.py b/challenge-014/zapwai/python/ch-1.py
new file mode 100644
index 0000000000..130d5406a2
--- /dev/null
+++ b/challenge-014/zapwai/python/ch-1.py
@@ -0,0 +1,20 @@
+def vaneck(seq):
+    if len(seq) == 1:
+        seq.append(0)
+    else:
+        pop = seq[len(seq)-1]
+        done_flag = False
+        j = len(seq) - 2
+        while j >= 0:
+            if (not done_flag) and seq[j] == pop:
+                done_flag = True
+                seq.append(len(seq) - 1 - j)
+            j -= 1
+        if not done_flag:
+            seq.append(0)
+seq = [0]
+N = 19
+for i in range(N):
+    vaneck(seq)
+print(seq)
+