CS 101 Lecture Notes

Week Seven, Monday/Tuesday: Strings

Program Example: Fox Test

/* Chapter 6 string program example                         */
/* Copyright 1999 by Rick Wagner, all rights reserved.      */

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

void about();
void foxTest();

void main()
{
  about();
  foxTest();
}

void about()
{
  puts("This program will count the letters in a sentence.");
  puts("");
}

void foxTest()
{
  int i = 0;
  int j = 0;
  int iLength = 0;
  char cpFoxTest[] = "the quick brown fox jumped over the lazy dog's back.";
  char cLetter = 0;

  iLength = strlen(cpFoxTest);
  for (i = 97; i <= 122; i++)
  {
    for (j = 0; j < iLength; j++)
    {
      if (i == cpFoxTest[j])
      {
        cLetter = (char) i;
        printf("%c", cLetter);
      }
    }
    if (i == 109)
    {
      printf("\n");
    }
    else
    {
      printf(", ");
    }
  }
  printf("\n\n");
}

/*
Sample output:

This program will count the letters in a sentence.

aa, bb, cc, dd, eeee, f, g, hh, i, j, kk, l, m
n, oooo, p, q, rr, s, tt, uu, v, w, x, y, z,
*/