#include <stdio.h>
#include <string.h>
#include <stdlib.h>

struct Staff {
  char name[50];
  int age;
  float payrate;
};

struct Staff JJ;

void printStaff(struct Staff s) {
  printf("Staff name: %s\nAge: %d\nPayrate: %f\n", s.name, s.age, s.payrate);
}

void printStaffPtr(struct Staff * s) {
  printf("Staff name: %s\nAge: %d\nPayrate: %f\n", s->name, s->age, s->payrate);
}

int main(void) {
  int i;
  struct Staff KK;
  struct Staff staff[5];
  struct Staff * ptr[7];

  strcpy(JJ.name,"John Smith");
  JJ.age = 19;
  JJ.payrate = 25.37;
  printStaff(JJ);

  KK = JJ;
  printStaff(KK);

  strcpy(KK.name, "Anna Smith");
  printStaff(KK);

  for (i=0; i<5; ++i) {
    staff[i] = JJ;
    printStaff(staff[i]);
  }

  for (i=0; i<7; ++i) {
    ptr[i] = (struct Staff *) malloc(sizeof(struct Staff));
    *ptr[i] = JJ;
    printStaffPtr(ptr[i]);
  }

  return 0;
}