https://github.com/rededge967/java-calc
A simple calculator made with JAVA
https://github.com/rededge967/java-calc
calculator java java-calculator
Last synced: 7 months ago
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A simple calculator made with JAVA
- Host: GitHub
- URL: https://github.com/rededge967/java-calc
- Owner: RedEdge967
- Created: 2021-11-23T08:40:06.000Z (about 4 years ago)
- Default Branch: master
- Last Pushed: 2021-11-23T08:48:45.000Z (about 4 years ago)
- Last Synced: 2025-01-19T12:52:13.153Z (about 1 year ago)
- Topics: calculator, java, java-calculator
- Language: Java
- Homepage:
- Size: 2.93 KB
- Stars: 0
- Watchers: 0
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
Awesome Lists containing this project
README
# java-calc
- A simple calculator made using java
## Needed
- Java
- or a Java online compiler
## How to?
- Download the calc.java and open it or copy the following code and paste it in a java online compiler and run.
```java
import java.util.Scanner;
class Main {
public static void main(String[] args) {
char operator;
Double number1, number2, result;
// create an object of Scanner class
Scanner input = new Scanner(System.in);
// ask users to enter operator
System.out.println("Choose an operator: +, -, *, or /");
operator = input.next().charAt(0);
// ask users to enter numbers
System.out.println("Enter first number");
number1 = input.nextDouble();
System.out.println("Enter second number");
number2 = input.nextDouble();
switch (operator) {
// performs addition between numbers
case '+':
result = number1 + number2;
System.out.println(number1 + " + " + number2 + " = " + result);
break;
// performs subtraction between numbers
case '-':
result = number1 - number2;
System.out.println(number1 + " - " + number2 + " = " + result);
break;
// performs multiplication between numbers
case '*':
result = number1 * number2;
System.out.println(number1 + " * " + number2 + " = " + result);
break;
// performs division between numbers
case '/':
result = number1 / number2;
System.out.println(number1 + " / " + number2 + " = " + result);
break;
default:
System.out.println("Invalid operator!");
break;
}
input.close();
}
}
```
> ## Don't forget to give a star.. ⭐