migration from cloud service

week4/ex4.py

@@ -0,0 +1,33 @@
+def main():
+    from random import randint
+    print('==Exercise 4==')
+    LIST_A = [1,2.0,'c',{"id":4}]
+    LIST_B = [randint(1,100) for i in range(10)]
+    LIST_C = [*[chr(i+65) for i in range(10)],27,28.0]
+    
+    print('Lists Initial Values:')
+    print(f'{i["idtf"]}: {i["value"]}' for i in [
+        {"idtf":"List A","value":LIST_A},
+        {"idtf":"List B","value":LIST_B},
+        {"idtf":"List C","value":LIST_C},
+        ])
+    
+    print('a range of items: ',LIST_C[:-3])
+    print('reverse print of list: ',LIST_C[::-1])
+    
+    popped_item = LIST_C.pop(3)
+    print(f'Deleted 4th item(index=3)={popped_item} from list C: {LIST_C}')
+    
+    LIST_C.insert(5,LIST_A)
+    print(f'Insert items from list A to list C start from pos5(index=4): {LIST_A}')
+    
+    LIST_B.sort()
+    print('sorting List B:',LIST_B)
+    
+    print('number of similar items in the list B: ',sum([1 if LIST_B[i] in LIST_B[i+1:] else 0 for i in range(len(LIST_B))]))
+    
+    print('==End Of Ex4==')
+    return 0
+
+if __name__ == '__main__':
+    main()