java 条件语句

/**
 * java 条件语句
 */
public class learn_8 {
    public static void main(String[] args) {
        //if
        int a = 10;
        int b = 20;
        if (a > b) {
            System.out.println("a>b1");
        }

        if (a > b) {
            System.out.println("a>b2");
        }else{
            System.out.println("a