041_Remove Duplicates from Sorted Array.cpp

int removeDuplicates(vector<int> &arr, int n) {
	// Write your code here.

	int k = 1;

	for(int i = 0; i < n-1; ++i)
	{
		if(arr[i] != arr[i+1])
			arr[k++] = arr[i+1];
	}

	return k;
}