IL overtime laws only require overtime after an employee has worked all 40 hours in the week, not if they've just worked more than 8 hours in a day. Employers are not required to pay overtime according to Illinois overtime laws for having employees work on holidays or Sundays.
The java.util.Arrays.fill(byte[] a, byte val) method assigns the specified byte value to each element of the specified array of bytes.
int: By default, the int data type is a 32-bit signed two's complement integer, which has a minimum value of -231 and a maximum value of 231-1. In Java SE 8 and later, you can use the int data type to represent an unsigned 32-bit integer, which has a minimum value of 0 and a maximum value of 232-1. Use the Integer class to use int data type as an unsigned integer.