.

bac1/q1/renforcement/entrainement_0311/ex4.py

@@ -0,0 +1,24 @@
+
+def permutation(mot):
+    """find all permutation of a word
+
+    :mot: TODO
+    :returns: list of all permutations
+
+    """
+    return permutation_rec('' , mot)
+
+def permutation_rec(pre, post):
+    print(pre, post)
+    if (post == ''):
+        return pre
+    ret = list()
+    for i in list(post):
+        _post = list(post)
+        _post.remove(i)
+        ret.append(permutation_rec(pre + i, str(_post)))
+    return ret
+
+if __name__ == "__main__":
+    permutation('abc')
+