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arrayReverse.py

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# Simple swapping of array elements using two pointer method

def reverse(arr):

start = 0

end = len(arr) - 1

temp = 0

while( start < end ):

temp=arr[start]

arr[start]=arr[end]

arr[end]=temp

start += 1

end -= 1

# User input starts

def userInput():

arr = []

n = int(input("Enter number of elements:"))

print("Enter the elements")

for i in range(0,n):

element = int(input())

arr.append(element)

print("Array before reversing:", arr)

reverse(arr)

print("Array after reversing:", arr)

userInput()