Examlex
The size of a sample does not necessarily indicate a better study and more accurate results.
System.exit
A process in Java that concludes the operation of the current Java virtual machine by starting its shutdown process.
System.in
A standard input stream in Java used to receive input from the keyboard.
ReadLine
A method used to read a line of text from a buffer or stream, often associated with BufferedReader in Java.
Null
A special marker used in programming to indicate that a variable does not hold any valid data or object reference.
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