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Ö¸Õë±äÁ¿´«µÝµØÖ·show(int *a,int *b)
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                                 void f(int &x) {x++}; »á±ä³É
                                 void f(int *p) {(*p)++};
                                2:int *x;void show(int &x),ʵ¼ÊÒѾ­¹¹³ÉÁ˶þ¼¶Ö¸Õë¡£
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#include<stdio.h>
#include<stdlib.h>
#include<conio.h>
void jj(int **p1){
    int a=60;
    int *pt;
printf("%d\n",p1);
printf("%d\n",*p1);
printf("%d\n",**p1);
pt=&a;
p1=&pt;
printf("%d\n",p1);
printf("%d\n",*p1);
printf("%d\n",**p1);
}
main(){
int n=5;
int *p=&n;
jj(&p);
printf("%d\n",*p);
}


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