请问那里问题
#include "stdio.h"
#include "string.h"
//方法一
struct abc{
char a[max];
float b[max];
double c[max];
}
int main(){
//定义变量a
struct abc a;
}
//方法二:
typedef struct ABC{
char a[max];
float b[max];
double c[max];
}abc;
int main(){
//定义变量a
abc a;
}