calculator-program-in-java

class Calculator    //  class name
{
public static void main(String[] args)
{
Calculator calc =new Calculator();
int result = calc.add();   // method calling
	System.out.println("Inside main");
	System.out.println(result);
	//System.out.println(no1);
}
	int add()
	{
		
		int no1=10, no2=5;  // variable declared
		System.out.println("Inside add");
		System.out.println(10+5);
		System.out.println(no1);
		return no1+no2;//returning value to add method
	}

}

Output:-

javac Calculator.java // Compilation 
java Calculator       // Run
Inside add
15
10
Inside main
15