定义两个数a和b通过if语句进行判断a和b的大小:
public class Test {
private static void t2() {
int a = 5, b = 9;
if (a>b)
{
System.out.println("a大于b");
}else {
System.out.println("a小于b");
}
}
public static void main(String[] args) {
t2();
}
}