#include<stdio.h>
 
struct Person {
 
    char name[64];
    int age;
 
};
 
 
int main(int argc, char *argv[]) {
 
    // creating an array of 100 people and initializing struct on that
 
    struct Person people[100];
     
    // now to access and "walk" through this array, we need a pointer.
 
    struct Person * p_Person = &people;
 
    // let's loop over this array
 
    int i = 0;
 
    for (i = 0; i<100; i++) {
 
        p_Person->age = 0; // setting the age for every person to 0;
 
        p_Person += 1; // advance to the next address.
 
    };
 
    return 0;
 
}