Point out the error in the following program. How you will modify the program to overcome from the error?

c) Point out the error in the following program. How you will modify the program to overcome from
the error?
#include<stdio.h>
struct emp
{
char name[20];
int age;
};
int main()
{
emp int xx;
int a;
printf("%d\n", &a);
return 0;
}