C 结构体struct

#include <stdio.h>
#include <stdlib.h>

struct USER
{
    char username[10];
    int age;
};

int main()
{
    struct USER user;
    strcpy(user.username, "jzh");
    user.age = 35;
    printf( "username=%s, age=%d\n", user.username, user.age);

    //printf("Hello world!\n");
    return 0;
}