JAVA++

public class Day042
{
public static void main(String[] args)
{
int a = 3;
int b = 1;
printResult1(a, b);
printResult2(a, b);
printResult3(a, b);
printResult4(a, b);
}
static void printResult1(int a, int b)
{
System.out.println(b++ + a);// 4,实际上是b++ 和 +a，3+1=4
}
static void printResult2(int a, int b)
{
System.out.println(b + ++a);// 5
}
static void printResult3(int a, int b)
{
System.out.println(b + (++a));// 5
}
static void printResult4(int a, int b)
{
System.out.println(b * a++);// 3
}

}