Add quicksort

algoritmos/ordenacao/quicksort.py

@@ -0,0 +1,48 @@
+
+
+lista = [0,1,5,3,15,16,9,10,4,3,30,5,20,48,71,82]
+
+def quicksort_callable():
+    return quicksort(0, len(lista)-1)
+
+def swap(i, j):
+    tmp = lista[i]
+    lista[i] = lista[j]
+    lista[j] = tmp
+    return lista
+
+def quicksort(i, j):
+    global lista
+
+    left  = i
+    right = j
+
+    pivo = int((i + j)/2)
+
+    while i <= j:
+
+        while lista[i] < lista[pivo]:
+            i += 1
+        
+        while lista[j] > lista[pivo]:
+            j -= 1
+        
+        if i <= j:
+            lista = swap(i, j)
+            i += 1
+            j -= 1
+
+    if left < j:
+        quicksort(left, j)
+
+    if i < right:
+        quicksort(i, right)
+
+def main():
+    quicksort_callable()
+    print(lista)
+
+
+
+if __name__ == '__main__':
+    main()