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Updated 3 years ago

Arrays

https://450dsa.com/array

Ques: Reversing an Array!

1. Iterative Way

arr1 = [1,2,3,4,5,6,7,8]
arr2 = [1,3,5,7,8]

third_var = arr1[0]
arr1[0] = arr1[7]
arr1[7] = third_var
arr1

[8, 2, 3, 4, 5, 6, 7, 1]

arr1[0], arr1[7] =  arr1[7],  arr1[0]
arr1

[8, 2, 3, 4, 5, 6, 7, 1]