指针变量示例2 内存地址内存单元变量 2000H 3.1 2004H 4.2 p 2008H 5.3 k 200CH 2000H fp 2010H2004 float f1=3.1f2=4.2f,f3=5.3f; int*fp =&f1, fq=&f2,指针变量示例2