public class HelloWorld{
??? public static void main(String[] args) {
?? ???? int one = 10 ;
??????? int two = 20 ;
??????? int three = 0 ;
??????? three = one+two;
??????? System.out.println("three=one+two =="+three);
??????? three += one;
??????? System.out.println("three+=one =="+three);
??????? three -= one;
??????? System.out.println("three-=one =="+three);
??????? three *= one;
??????? System.out.println("three*=one =="+three);
??????? three /= one;
??????? System.out.println("three/=one =="+three);
??????? three %= one;
??????? System.out.println("three%=one =="+three);

?? }
}
?????? ?
?????? ?
?????? ?
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