C

/*  Joining strings */
#include <stdio.h>
void main()
{
  char str1[40] = "To be or not to be";
  char str2[40] = ",that is the question";
  int count1 = 0;                /* Length of str1 */
  int count2 = 0;                /* Length of str2 */
 
  /* find the length of str1 */
  while (str1[count1] != '\0')   /* Increment count till we reach the terminating character*/
    count1++;                   
 
  /* Find the length of str2 */
  while (str2[count2] != '\0')  /* Count characters in second string      */
    count2++;
 
  /* Check that we have enough space for both strings  */
  if(sizeof str1 < count1 + count2 + 1)
    printf("\nYou can't put a quart into a pint pot.");
  else
  {  /* Copy 2nd string to end of the first  */
     count2 = 0;                 /* Reset index for str2 to 0   */
    while(str2[count2] != '\0')  /* Copy up to null from str2   */
      str1[count1++] = str2[count2++];
 
    str1[count1] = '\0';         /* Make sure we add terminator */
    printf("\n%s\n", str1 );     /* Output combined string      */
  }
}