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  1. #include <stdio.h>
  2.  
  3. struct stringStats {
  4.     int stringLength;
  5.     int upperCaseCount;
  6.     int lowerCaseCount;
  7.     int digitCount;
  8.     int spaceCount;
  9.     int nonAlphanumericCount;
  10.     int vowelCount;
  11.     int nonVowelCount;
  12.     int specialCharacterCount;
  13.     int printableNonAlphanumericCount;
  14.     int hexDigitCount;
  15.     int octalDigitCount;
  16.     int binaryDigitCount;
  17.     int punctuatorCount;
  18.     int controlCharacterCount;
  19.     int printableCharacterCount;
  20. };
  21.  
  22. struct stringStats getStringStats(char theString[]);
  23.  
  24. int main(void) {
  25. 	// your code goes here
  26. 	return 0;
  27. }
  28.  
  29. struct stringStats getStringStats(char theString[]) {
  30.     struct stringStats statsHolder = {0}; // initialize all counts to zero
  31.     const char vowels[] = "AEIOUaeiou";   // vowels for comparison
  32.  
  33.     // for each character in the string, determine it's qualities
  34.     // and add to the related totals, check for string null terminator
  35.     for (int i = 0; theString[i] != '\0'; i++) {
  36.         unsigned char c = (unsigned char)theString[i];
  37.  
  38.         // number of characters...
  39.         statsHolder.stringLength++;
  40.  
  41.         // number of upper case characters...
  42.         if (isupper(c)) statsHolder.upperCaseCount++;
  43.         // number of lower case characters...
  44.         if (islower(c)) statsHolder.lowerCaseCount++;
  45.  
  46.         // number of digits...
  47.         if (isdigit(c)) statsHolder.digitCount++;
  48.  
  49.         // number of blank spaces...
  50.         // could use isblank(), but that includes tabs
  51.         if (c == ' ') statsHolder.spaceCount++; // only spaces, not tabs
  52.  
  53.         // number of non-alphanumeric characters...
  54.         if (!isalnum(c)) statsHolder.nonAlphanumericCount++;
  55.  
  56.         // Check vowel vs non-vowel (for alphabetic chars only)
  57.         if (isalpha(c)) {
  58.             if (strchr(vowels, c)) {
  59.             	// number of vowels (a,e,i,o,u)...
  60.                 statsHolder.vowelCount++;
  61.             } else {
  62.             	// numer of non-vowels...
  63.                 statsHolder.nonVowelCount++;
  64.             }
  65.         }
  66.  
  67.         // number of special characters...
  68.         // (same as punctuation)
  69.         if (ispunct(c)) statsHolder.specialCharacterCount++;
  70.  
  71.         // number of printable characters that are
  72.         // neither alphanumeric nor a space...
  73.         // isprint() works, isgraph() more efficient, exits when space
  74.         if (isgraph(c) && ispunct(c))
  75.             statsHolder.printableNonAlphanumericCount++;
  76.  
  77.         // number of hexadecimal "digits" (0 - 9 and A - F)...
  78.         if (isxdigit(c)) statsHolder.hexDigitCount++;
  79.  
  80.         // number of octal digits (0 - 7)...
  81.         if (isdigit(c) && c >= '0' && c <= '7')
  82.             statsHolder.octalDigitCount++;
  83.  
  84.         // number of binary digits (0 or 1)...
  85.         if (isdigit(c) && (c == '0' || c == '1'))
  86.             statsHolder.binaryDigitCount++;
  87.  
  88.         // number of punctuation characters...
  89.         if (ispunct(c)) statsHolder.punctuatorCount++;
  90.  
  91.         // number of control characters...
  92.         if (iscntrl(c)) statsHolder.controlCharacterCount++;
  93.  
  94.         // number of printable characters...
  95.         if (isprint(c)) statsHolder.printableCharacterCount++;
  96.     }
  97.  
  98.     // structure
  99.     return statsHolder;
  100. }
Success #stdin #stdout 0s 5320KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/1NsXVX
language:
C (gcc 8.3)
created:
25 days ago
visibility:
public

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