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  1. #include <stdio.h>
  2. #include <string.h>
  3. #include <stdlib.h>
  4. #include <ctype.h>
  5.  
  6. struct stringStats
  7. {
  8.     int stringLength;
  9.     int upperCaseCount;
  10.     int lowerCaseCount;
  11.     int digitsCount;
  12.     int blankSpacesCount;
  13.     int nonAlphanumericCharsCount;
  14.     int vowelsCount; //lower or upper case, a,e,i,o,u
  15.     int nonVowelsCount; //lower or upper case
  16.     int specialCharactersCount;
  17.     char* nonAlphanumericChars; // not counting spaces 
  18.     int xDigitCount; //number of hexadecimal "digits" - 0 through 9 & the letters A - F ... accept upper and lower case
  19.     int octalDigitsCount; //0-7
  20.     int binaryDigitsCount; //0 or 1
  21. } ;
  22.  
  23. struct stringStats getStringStats (char theString[])
  24. {
  25.     struct stringStats statsOfStr = {0,0,0,0,0,0,0,0,0,0,0,0,0};
  26.  
  27.     statsOfStr.stringLength = strlen(theString);
  28.     statsOfStr.nonAlphanumericChars = malloc(statsOfStr.stringLength * sizeof(char)); //have to free memory at end of program
  29.     char * nonAlphanumericCharsPtr = statsOfStr.nonAlphanumericChars ; // current ptr
  30.  
  31.     for (int i = 0; i < statsOfStr.stringLength; i++)
  32.     {
  33.         char currentChar = theString[i];
  34.         if (isupper(currentChar)) {
  35.             statsOfStr.upperCaseCount++;
  36.         }
  37.         if (islower(currentChar)) {
  38.             statsOfStr.lowerCaseCount++;
  39.         }
  40.         if (isdigit(currentChar)) {
  41.             statsOfStr.digitsCount++;
  42.         }
  43.         if (currentChar == ' ') {
  44.             statsOfStr.blankSpacesCount++;
  45.         }
  46.         if ( !isalnum(currentChar) ) {
  47.             statsOfStr.nonAlphanumericCharsCount++;
  48.             if (currentChar != ' ' && isprint(currentChar) ) {
  49.                 *nonAlphanumericCharsPtr = currentChar;
  50.                 nonAlphanumericCharsPtr++;
  51.             }
  52.         }
  53.         char lowerCurrentChar = tolower(currentChar);
  54.         if (lowerCurrentChar == 'a' || lowerCurrentChar == 'e' || lowerCurrentChar == 'i' || lowerCurrentChar == 'o' || lowerCurrentChar == 'u') {
  55.             statsOfStr.vowelsCount++;
  56.         }
  57.         else if (isalpha(currentChar)) {
  58.             statsOfStr.nonVowelsCount++;
  59.         }
  60.         if (ispunct(currentChar)) {
  61.             statsOfStr.specialCharactersCount++;
  62.         }
  63.         if (isxdigit(currentChar)) {
  64.             statsOfStr.xDigitCount++;
  65.         }
  66.         if (currentChar >= '0' && currentChar <= '7') {
  67.             statsOfStr.octalDigitsCount++;
  68.         }
  69.         if (currentChar == '0' || currentChar == '1') {
  70.             statsOfStr.binaryDigitsCount++;
  71.         }
  72.     }
  73.     *nonAlphanumericCharsPtr = 0; //null terminating this string
  74.     //free(statsOfStr.nonAlphanumericChars); should be called by the calling function when nonAlphanumericChars no longer needed
  75.     return statsOfStr;
  76. }
  77.  
  78. int main(void) {
  79.  
  80. 	struct stringStats stats = getStringStats ("A5$0@");
  81.  
  82. 	printf("%d\n", stats.stringLength);
  83. 	printf("%d\n", stats.upperCaseCount);
  84. 	printf("%d\n", stats.lowerCaseCount);
  85. 	printf("%d\n", stats.digitsCount);
  86. 	printf("%d\n", stats.blankSpacesCount); 
  87. 	printf("%d\n", stats.nonAlphanumericCharsCount);
  88. 	printf("%d\n", stats.vowelsCount);
  89. 	printf("%d\n", stats.nonVowelsCount);
  90. 	printf("%d\n", stats.specialCharactersCount);
  91. 	printf("%s\n", stats.nonAlphanumericChars);
  92. 	printf("%d\n", stats.xDigitCount);
  93. 	printf("%d\n", stats.octalDigitsCount);
  94. 	printf("%d\n", stats.binaryDigitsCount);
  95. }
Success #stdin #stdout 0s 5284KB
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stdin
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Standard input is empty
stdout
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5
1
0
2
0
2
1
0
2
$@
3
2
1
https://ideone.com/8EU5VH
language:
C (gcc 8.3)
created:
7 days ago
visibility:
public

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