Please use C language to answer the following question.

Write a program that read two integer array and swap two arrays. You need to create a swap function using the two integer arrays in the list of arguments. Moreover, in this program, you can only use a pointer instead of an integer to keep track of the current position in the array.

The first input is: "The length of array", the second input is: "The 1st array", and the third input is: "The 2nd array".

Input Example	Output Example
3 1 2 3 4 5 6	1st array: 4 5 6 2nd array: 1 2 3
2 100 156 234 2030	1st array: 234 2030 2nd array: 100 156