Input and Output in Java

Input and Output in Java

Reading Input using Scanner:

import java.util.Scanner;

Scanner sc = new Scanner(System.in);

int number = sc.nextInt();

Displaying Output:

• System.out.println() – prints and moves to next line.

• System.out.print() – prints without moving to next line.

• System.out.printf() – prints formatted output.

Command-Line Arguments

• Passed when running the program from terminal.

• Accessible using String[] args in main() method.

Example:

java MyProgram arg1 arg2