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Commit e266836

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1 parent 2de33e4 commit e266836

15 files changed

+121
-0
lines changed

‎Append_Inerrable_Array.py

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# Write a Python Program to Append Items from Inerrable to the End of the Array.
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from array import *
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array_num = array('i', [1, 3, 5, 7, 9])
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print("Original Array: " + str(array_num))
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array_num.extend(array_num)
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print("Extended Array: " + str(array_num))

‎Append_Item_Array.py

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# Write a Python Program to Append a new item to the end of the Array.
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from array import *
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array_num = array('i', [1, 3, 5, 7, 9])
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print("Original Array: " + str(array_num))
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print("Append 11 at the end of the Array: ")
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array_num.append(11)
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print("New Array: " + str(array_num))

‎Append_Items_Specified_List.py

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# Write a Python Program to Append Items from a Specified List.
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from array import *
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num_list = [1, 2, 6, -8]
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array_num = array('i', [])
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print("Items in the List: " + str(num_list))
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print("Append Items from the List: ")
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array_num.fromlist(num_list)
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print("Items in the Array: " + str(array_num))

‎Array_Internal_Representation.py

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# Write a Python Program to get the length in bytes of one array item in the Internal Representation.
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from array import *
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array_num = array('i', [1, 3, 5, 7, 9])
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print("Original Array: " + str(array_num))
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print("Length in Bytes of One Array Item: " + str(array_num.itemsize))

‎Convert_Array.py

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# Write a Python Program to Convert an Array to an Ordinary List with the Same Items.
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from array import *
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array_num = array('i', [1, 3, 5, 3, 7, 1, 9, 3])
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print("Original Array: " + str(array_num))
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num_list = array_num.tolist()
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print("Convert the Said Array to an Ordinary List with the Same Items:")
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print(num_list)

‎Convert_Array_Machine_Value.py

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# Write a Python Program to Convert an Array to an Array of Machine Values and Return the Bytes Representation.
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from array import *
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print("Bytes to String: ")
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x = array('b', [119, 51, 114, 101, 115, 111, 117, 114, 99, 101])
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s = x.tobytes()
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print(s)

‎Display_Five_Integers_Array.py

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''' Write a Python Program to create an array of 5 integers and display the array items. Access individual
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element through indexes. '''
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from array import *
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array_num = array('i', [1,3,5,7,9])
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for i in array_num:
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print(i)
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print("Access First Three Items Individually:")
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print(array_num[0])
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print(array_num[1])
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print(array_num[2])

‎Duplicate_Element_Array.py

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# Write a Python Program to Find Whether a Given Array of Integers Contains Any Duplicate Element.
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'''Return true if any appears at least twice in the said array and return false if every element is distinct.'''
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def test_duplicate(array_nums):
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nums_set = set(array_nums)
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return len(array_nums) != len(nums_set)
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print(test_duplicate([1,2,3,4,5]))
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print(test_duplicate([1,2,3,4,4]))
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print(test_duplicate([1,1,2,2,3,3,4,4,5]))

‎First_Duplicate_Element.py

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# Write a Python Program to find the First Duplicate Element in a Given Array of Integers.
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''' Return -1 if there are no such elements.'''
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def find_first_duplicate(nums):
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num_set = set()
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no_duplicate = -1
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for i in range(len(nums)):
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if nums[i] in num_set:
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return nums[i]
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else:
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num_set.add(nums[i])
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return no_duplicate
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print(find_first_duplicate([1,2,3,4,4,5]))
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print(find_first_duplicate([1,2,3,4]))
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print(find_first_duplicate([1,1,2,3,3,2,2]))

‎Insert_Existing_Array.py

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# Write a Python Program to Insert a New Item Before the Second Element in an Existing Array.
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from array import *
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array_num = array('i', [1, 3, 5, 7, 9])
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print("Original Array: " + str(array_num))
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print("Insert New Value 4 Before 3: ")
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array_num.insert(1, 4)
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print("New Array: " + str(array_num))

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