/* string2.c: an example with arrays of characters/strings in C

Laura Toma

*/


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

int main() {

  char c; 
  char a[3];
  int j;

  /* initialize a */
  a[0] = 'a'; a[1] = 'b'; a[2] = 'c'; 
  
  /* print the characters, one by one*/
  for (j=0;j<3;j++) {
    printf("char %2d: %c\n", j, a[j]);
  }  


  /* a[] is an array of characters, but not yet a string. Attempting
	 string operations on a[] will print junk, give a segfault or bus
	 error */

  /* error */
  printf("you typed: %s\n", a); 

  /* error */
  printf("length of a is %d\n", strlen(a));

  /* need set the EOS */
  a[4]='\0'; 
  /* will this work? why not? what do we need to do? */

  /* now you can print it as a string.. */
  printf("you typed: %s\n", a);
  printf("length of a is %d\n", strlen(a));

  return 0;
}