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  1. #include <stdio.h>
  2. #include <ctype.h>
  3. int main() {
  4.     char str[100];
  5.     int vowels = 0, consonants = 0, digits = 0, specials = 0;
  6.     fgets(str, 100, stdin);
  7.     for (int i = 0; str[i] != '\0'; i++) {
  8.         if (isalpha(str[i])) {
  9.             if (str[i] == 'a' || str[i] == 'e' || str[i] == 'i' || str[i] == 'o' || str[i] == 'u' || 
  10.                 str[i] == 'A' || str[i] == 'E' || str[i] == 'I' || str[i] == 'O' || str[i] == 'U') {
  11.                 vowels++;
  12.             } else {
  13.                 consonants++;
  14.             }
  15.         } else if (isdigit(str[i])) {
  16.             digits++;
  17.         } else if (str[i] != ' ' && str[i] != '\n') {
  18.             specials++;
  19.         }
  20.     }
  21.     printf("Vowels: %d, Consonants: %d, Digits: %d, Special symbols: %d\n", vowels, consonants, digits, specials);
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5284KB
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stdin
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Standard input is empty
stdout
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Vowels: 0, Consonants: 0, Digits: 0, Special symbols: 0
https://ideone.com/TIgUqu
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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