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ex16_e.c
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ex16_e.c
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#include <stdio.h>
#include <assert.h>
#include <stdlib.h>
#include <string.h>
struct Person {
char *name;
int age;
int height;
int weight;
};
void
Person_print(struct Person who)
{
printf("Name: %s\n", who.name);
printf("\tAge: %d\n", who.age);
printf("\tHeight: %d\n", who.height);
printf("\tWeight: %d\n", who.weight);
}
int
main(int argc, char **argv)
{
struct Person joe;
joe.name = "Joe Alex";
joe.age = 32;
joe.height = 64;
joe.weight = 140;
struct Person frank;
frank.name = "Frank Blank";
frank.age = 20;
frank.height = 72;
frank.weight = 180;
// print them out and where they are in memory
printf("Joe is at memory location %p:\n", joe);
Person_print(joe);
printf("Frank is at memory location %p:\n", frank);
Person_print(frank);
// make everyone age 20 years and print them again
joe.age += 20;
joe.height -= 2;
joe.weight += 40;
Person_print(joe);
frank.age += 20;
frank.weight += 20;
Person_print(frank);
return 0;
}