#include <cs50.h>
#include <stdio.h>
#include <math.h>
#include <string.h>
#include <ctype.h>
int count_letters(string text);
int letters, words, sentences;
float L, S, average_letters, average_sentences;
int main(void)
{
string text = get_string("Text: ");
//averages are calculated
average_letters = ( (float) letters / 100) * words;
average_sentences = ( (float) sentences / 100) * words;
printf("%i\n", letters);
printf("%i\n", sentences);
//CC index is calculated
int index = 0.0588 * average_letters - 0.296 * average_sentences - 15.8;
//
if (index > 16)
{
printf("Grade 16+\n");
}
if (index < 1)
{
printf("Below Grade 1\n");
}
if (index > 1 && index < 16)
{
printf("Grade: %i\n", index);
}
}
int count_letters(string text)
{
letters = 0;
for (int i = 0, n = strlen(text); i < n; i++)
{
if (isalpha(text[i]))
{
letters++;
}
}
return letters;
}
int count_words(string text)
{
words = 1;
for (int i = 0, n = strlen(text); i < n; i++)
{
if (isspace(text[i]))
{
words++;
}
}
return words;
}
int count_sentences(string text)
{
sentences = 0;
for (int i = 0, n = strlen(text); i < n; i++)
{
if (text[i] == 33 || text[i] == 46 || text[i] == 63)
{
sentences++;
}
}
return sentences;
}
I tried printing average_letters and letters, etc… they all give integer “0”