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  1. #include <stdio.h>
  2. #include <ctype.h>
  3. int blackJackResults(char* blackJackHand, int numOfCards);
  4.  
  5. int main(void) {
  6. 	char blackJackCards [2];
  7.  
  8.  
  9. 	printf("Enter cards: ");
  10.  
  11. 	scanf("%c", &blackJackCards[0]);
  12.     scanf("%c", &blackJackCards[1]);
  13.  
  14. 	blackJackResults(blackJackCards, 2);
  15.  
  16. 	return 0;
  17. }
  18. int blackJackResults (char* blackJackHand, int numOfCards) {
  19.  
  20. 	int aceCount = 0; //check if firstCard is an ace 
  21.  
  22. 	int blackJackTotal =0 ;
  23.  
  24. 	char firstCard = blackJackHand[0];
  25. 	char secondCard = blackJackHand[1];
  26.  
  27. 	for (int i = 0; i < numOfCards; i++) {	
  28.  
  29. 		if ( firstCard >= '2' && firstCard <= '9') {
  30.  
  31. 			blackJackTotal += (firstCard - '0');
  32. 			}
  33.  
  34. 		else if (firstCard == 'T' || firstCard == 'K' || firstCard == 'Q' || firstCard == 'J') {
  35.  
  36. 			blackJackTotal += 10;
  37.  
  38.  
  39. 			}//elseif face card
  40.  
  41.  
  42. 		else if (firstCard == 'A') {
  43.  
  44. 			aceCount++;
  45.  
  46. 			blackJackTotal += 11;
  47.  
  48. 			} //elseif first card is an ace
  49.  
  50. 		else {
  51.  
  52. 			printf("** Would be invalid, %c is not a valid card\n", blackJackHand[0]);
  53. 			return 0;
  54.  
  55.  
  56. 			} 
  57.  
  58.  
  59. 		if ( secondCard >= '2' && secondCard <= '9'){
  60.  
  61. 			blackJackTotal += (secondCard - '0');
  62. 			}
  63.  
  64. 		else if (secondCard == 'T' || secondCard == 'K' || secondCard == 'Q' || secondCard == 'J') {
  65.  
  66. 			blackJackTotal += 10;
  67.  
  68.  
  69. 			}//elseif face card
  70.  
  71. 		else if (secondCard == 'A' && aceCount == 0) {
  72.  
  73. 		blackJackTotal += 11;
  74.  
  75. 			}
  76.  
  77. 		else if (secondCard == 'A' && aceCount == 1) {
  78.  
  79. 			blackJackTotal += 1;
  80.  
  81. 			}
  82.  
  83. 		else{
  84.  
  85. 			printf("*** Would be invalid, %c is not a valid card\n", blackJackHand[1]);
  86. 			return 0;
  87.  
  88. 		}
  89.  
  90. 	}
  91.  
  92. 	printf("This is your total:  %d", &blackJackTotal);
  93.  
  94. }
  95.  
Success #stdin #stdout 0.01s 5320KB
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Enter cards: This is your total:  -2014026268
https://ideone.com/DJBBDP
language:
C (gcc 8.3)
created:
5 hours ago
visibility:
public

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