Can someone help me write the code for this method, please? I'm lost. I'm having issues with the decodeRLE and encodeRLE methods.

public static int numOfDigits(int num) * numOfDigits calculates the number of digits in a positive integer Parameters: *num - a non-negative integer *Returns: The number of digits in num * Examples: * numOfDigits(1)->1 * numOfDigits (123)-3 numOfDigits(12345)5 public statie *Give a character and its count, returns an array of character representing its count first as digits and *then the corresponding character. Example, ['1', '2', 'c'] represents 12 count of a character c Parameters: *strchar - a character