《指针》

#include<cstdio>using namespace std;int main(){    int a[10] = {1,2,3,4,5,6,7,8,9,10};    int *p;    p = a;    printf("%d\n",*(a + 2));    printf("%d\n",*(p + 2));// *(p + 2) 等同于 *(a + 2)    return 0;}