initial commit

Prog_2A/assignment_3/permute.py

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+import time
+
+
+def permute(picked: str, remaining: str):
+    if remaining == "" :
+        print(picked + remaining + ", ", end="")
+
+    else:
+        for i in range(len(remaining)):
+            pick = remaining[i]
+            front = remaining[:i]
+            back = remaining[i+1:]
+            permute(picked + pick, front + back)
+
+def main():
+    start = time.time()
+    permute("","abcdefghijk")
+    end = time.time()
+    print(end - start)
+    #"abcdefghijk" takes 85 sec
+
+main()