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  1. #include <stdio.h>
  2.  
  3. const char *ones[] =
  4. {
  5.     "", "ONE", "TWO", "THREE", "FOUR",
  6.     "FIVE", "SIX", "SEVEN", "EIGHT", "NINE",
  7.     "TEN", "ELEVEN", "TWELVE", "THIRTEEN",
  8.     "FOURTEEN", "FIFTEEN", "SIXTEEN",
  9.     "SEVENTEEN", "EIGHTEEN", "NINETEEN"
  10. };
  11.  
  12. const char *tens[] =
  13. {
  14.     "", "", "TWENTY", "THIRTY", "FORTY",
  15.     "FIFTY", "SIXTY", "SEVENTY", "EIGHTY",
  16.     "NINETY"
  17. };
  18.  
  19. void printNumber(int number)
  20. {
  21.     if (number >= 1000)
  22.     {
  23.         printf("%s THOUSAND ",
  24.                ones[number / 1000]);
  25.  
  26.         number %= 1000;
  27.     }
  28.  
  29.     if (number >= 100)
  30.     {
  31.         printf("%s HUNDRED ",
  32.                ones[number / 100]);
  33.  
  34.         number %= 100;
  35.     }
  36.  
  37.     if (number >= 20)
  38.     {
  39.         printf("%s ",
  40.                tens[number / 10]);
  41.  
  42.         number %= 10;
  43.     }
  44.  
  45.     if (number > 0)
  46.     {
  47.         printf("%s", ones[number]);
  48.     }
  49. }
  50.  
  51. int main(void)
  52. {
  53.     double amount;
  54.     int dollars;
  55.     int cents;
  56.  
  57.     printf("Enter check amount: ");
  58.     scanf("%lf", &amount);
  59.  
  60.     dollars = (int)amount;
  61.     cents = (int)((amount - dollars) * 100 + 0.5);
  62.  
  63.     printNumber(dollars);
  64.  
  65.     printf("AND %02d/100\n", cents);
  66.  
  67.     return 0;
  68. }
Success #stdin #stdout 0s 5336KB
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stdin
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Standard input is empty
stdout
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Enter check amount: AND 00/100
https://ideone.com/btWIKp
language:
C (gcc 8.3)
created:
2 hours ago
visibility:
public

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