#include <stdio.h>int a[10];        //具有外部链接static int b[10]; //具有静态的生存周期和作用域void parray(int count, int arr[]){    //索引访问    for(int i=0; i<count; i++)    {        printf("the %d is: %d \n", i, arr[i]);    }    //指针访问    for(int *p = arr; p < arr + count; ++p)    {        printf("p the value is: %d \n", *p);    }}int  main(int argc, char *argv[]){    static int c[10]; //静态生存周期和语句块作用域    //int d[10];      //具有自的生存周期和语句块作用域    int vla[2*argc];  //自动生存周期，长度可变的数组    //error: variable length array declaration can not have ‘static‘ storage duration    //static int e[n];  //精态生存周期，不能为长度可变数组    //error: fields must have a constant size: ‘variable length array in structure‘ extension will never be supported    //struct S { int f[n] }; //小标签不能为长变可变数组名    struct S { int f[10]; }; //小标签不能为长变可变数组名    //多维数组    extern int a2d[][5];    //int a3d[2][2][3] = {{{110,111,112},{120,121,122}},{{210,211,212},{220,221,222}}};    //int a3d[][2][3]  = {{{1},{4}},{{7,8}}};    //int a3d[2][2][3] = {{1,0,0,4}, {7,8}};    //int a3d[2][2][3] = {1, [0][1][0]=4, [1][0][0]=7,8};    int a3d[2][2][3] = {{1}, [0][1]=4, [1][0]={7,8}};    //初始化    //int d[] = {1,2,3};    //d[0] = 1, d[1]=2, d[2]=3;    int d[10] = {1,2,3,[6]=6}; //初始化特定元素    parray(10, d);        return 1;}