Calculator
Java Program to make a Simple Calculator. package conditionalStatements; import java.util.Scanner; class Calculator { public static void main(String[] args) { Scanner input=new Scanner(System.in); double num1,num2,result=0; System.out.println("\t\t\tCalculator\n\nEnter First number:"); num1=input.nextDouble(); System.out.println("Enter Second number:"); num2=input.nextDouble(); System.out.println("Enter an Operator(+ - * / %) :"); input.nextLine(); char operator=input.nextLine().charAt(0); switch(operator) { case '+': result=num1+num2; break; case '-': result=num1-num2; break; case '*': result=num1*num2; break; case '/': ...