if ( x > 0 ) {System.out.println(“Hello.”); }

else if ( x >-3 ) {System.out.pirntln ( “ I am Tom. ”); }

else { System.out.println (“How areyou?”); }

x的范围是?

x>0必是大于-3的，要执行else，x<=-3

来魔都，拿高薪！