Main.java
import java.util.Scanner; class kor3 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println ("Input Number 1 : "); int num1 = sc.nextInt(); System.out.println ("Input Number 2 : "); int num2 = sc.nextInt(); System.out.println ("1 = Addition(+)"); System.out.println ("2 =Subtraction(-)"); System.out.println ("3 = Multiplication(*)"); System.out.println ("4 = Division(/)"); int ope = sc.nextInt(); if (ope == 1){ int sum; sum = num1+num2; System.out.println (sum); } if (ope == 2){ int sum; sum = num1-num2; System.out.println (sum); } if (ope == 3){ int sum; sum = num1*num2; System.out.println (sum); } if (ope == 4){ int sum; sum = num1/num2; System.out.println (sum); } } }
Output