#include <stdio.h>


struct foo {
    int num;
    char *word;
    struct foo *ptr;
};


void func2(struct foo*);
void func3(struct foo);


int main() {
    a.num = 100;
    a.word = “secondword”;
    func2(&a);
    printf(“2 %d %sn”, a.num, a.word);


    a.ptr = &a;
    a.num = 50;
    a.word = “mylastword”;
    func3(&a);
    printf(“4 %d %sn”, a.num, a.word);
}


void func2(struct foo *a)
{
while(*(a->word) != ‘’)
         {
        putchar(*(a->word));
        a->word++;
         }
    putchar(‘n’);
    if(a->num % 10 != 0)
         { a->num *= 2; }
    a->word--;
    printf(“num is %dn”, (*a) . num);
}


void func3(struct foo *a)
{
    if( (*a) . num == a->ptr->num)
         { (*a) . num = (*((*a).ptr)) . num + 1; }
    else { a->num = 200; }
    a->word = “wordsix”;
    a->ptr->word = “wordseven”;
    printf( “7th is %d %sn”, (*a) . num, (*((*a) . ptr)) . word );