2014-ex-11.c

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
struct studentRecord
{
  char lastName[100];
  char firstName[100];
  long studentId;
  double mark;
};
typedef struct studentRecord studentRecord_t;

void initStu( char *last, char *first, long studentId, double mark, studentRecord_t *stu )
{
  strcpy(stu->firstName, first);
  strcpy(stu->lastName,  last);
  stu->studentId = studentId;
  stu->mark      = mark;
  return;
}

void printStu ( studentRecord_t *stu )
{
  printf("%li %s %s %f\n",stu->studentId,stu->firstName,stu->lastName,stu->mark);
}

int main ( void )
{
  studentRecord_t students[100];
  int i;
  char first[2];

  first[1] = '\0';

  for(i=0; i <100; ++i){
    first[0] = 'A'+i%26;
    initStu("Jones",first,10000+i+i%5*100,i%11, &students[i]);
  }

  
  for(i=0; i <100; ++i)
    printStu(&students[i]);
}