Left Rotation

[abhay313]

Problem description:
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left. Given an integer, d, rotate the array that many steps left and return the result.

Input
5 4
1 2 3 4 5

Output
5 1 2 3 4

[abhay313]

I would like to implement it into C++, please assign this to me under SWoC.