human
Give me a code to minimum Cost Path to visit all nodes situated at the Circumference of Circular Road and the other steps required given the following:
Minimum Cost Path to visit all nodes situated at the Circumference of Circular Road | Function to find the minimum cost.
Sort the given array.
Initialise a new array of double size.
Fill the array elements.
Find the minimum path cost.
Return the final result.
Driver code"
How can the above be solved in Python?
assistant
#Here is code to minimum Cost Path to visit all nodes situated at the Circumference of Circular Road and the other steps required.
 def minCost ( arr , n , circumference ) :
	arr . sort ( )
	arr2 = [ 0 ] * ( 2 * n )
	for i in range ( n ) :
		arr2 [ i ] = arr [ i ]
		arr2 [ i + n ] = arr [ i ] + circumference
	res = 9999999999999999999 ;
	for i in range ( n ) :
		res = min ( res , arr2 [ i + ( n - 1 ) ] - arr2 [ i ] ) ;
	return res ;
arr = [ 19 , 3 , 6 ] ;
n = len ( arr )
circumference = 20 ;
print ( minCost ( arr , n , circumference ) )