digit to word converter

1.  #include <stdio.h>

2.  #include <string.h>

3.  #include <stdlib.h>

4.   

5.  char *numberArray[] = {" Zero", " One", " Two", " Three", " Four", " Five", " Six", " Seven", " Eight", " Nine", " Ten", " Eleven", " Twelve", " Thirteen", " Fourteen", " Fifteen"," Sixteen", " Seventeen", " Eighteen", "Nineteen"};

6.   

7.   

8.  char *tensArray[] = {"",""," Twenty"," Thirty", " Forty", " Fifty", " Sixty", " Seventy", " Eighty", " Ninety"};

9.   

10. char *middNames[] = {""," Thousand"," Million"," Billion"};

11.  

12. char* Numbertowords(int temp)

13. {

14.  

15.         /*Initialize a string */

16.         char *textToTransfer;

17.  

18.         int hund_,ten_,unit_,saved_tens;

19.  

20.         /* I expect maximum 100 characters per 3 digits as of now.Try to make it dynamic */

21.         textToTransfer = (char*)calloc(1,100);

22.  

23.         hund_ = temp / 100;

24.         ten_ = temp % 100;

25.         saved_tens = ten_;

26.         if (hund_)

27.         {

28.  

29.                 printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

30.                 strcat(textToTransfer,numberArray[hund_]);

31.                 strcat(textToTransfer," hundred");

32.                 printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

33.  

34.  

35.                 if (ten_)

36.                 {

37.                         printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

38.                         strcat(textToTransfer," and");

39.                 }

40.         }

41.         ten_ = ten_ / 10;

42.         unit_ = saved_tens % 10;

43.  

44.         if (ten_ > 1)

45.         {

46.                                printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

47.                 strcat(textToTransfer,tensArray[ten_]);

48.                 if (unit_)

49.                 {

50.                         printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

51.                         strcat(textToTransfer,numberArray[unit_]);

52.                 }

53.         }

54.         else if(saved_tens != 0)

55.         {

56.                 printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

57.                 strcat(textToTransfer,numberArray[saved_tens]);

58.         }

59.         printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer);

60.         return (textToTransfer);

61. }

62.  

63.  

64. int main()

65. {

66.         int number,dummy;

67.         char neg_flag = 0;

68.         char *strings[10];

69.         int i,j;

70.  

71.         char fullstring[150] = {'\0'}; /* try to make it dynamic */

72.         number = 0;

73.         printf("\nEnter the number you want to convert to words:->");

74.         scanf("%d",&number);

75.         if ( 0 > number)

76.                 neg_flag = 1;

77.  

78.         /* store in a dummy variable */

79.         dummy = number;

80.  

81.         /* Conditions starts */

82.         if (0 == number)

83.         {

84.                 printf("\nZero");

85.                 exit(0);

86.         }

87.         else

88.         {

89.                /* Convert to three digits groups */

90.                 /* a 7 Digit number contains only 3 3digit groups*/

91.                 for (i=0; ((i <= 2) && (dummy != 0));i++)

92.                 {

93.                         strings[i] = Numbertowords(dummy % 1000);

94.                         dummy /= 1000;

95.                         printf("i = %d Dummy = %d\n",i,dummy);

96.                 }

97.                 j = i;

98.                 /* First print the strings */

99.                 for(i = 0;i < j;i++)

100.                        {

101.                                printf("%s\t",strings[i]);

102.                        }

103.                }

104.                /* Now we have the strings in the strings[i] array */

105.                for (i = (j-1); i >=0; i--)

106.                {

107.                        strcat(fullstring,strings[i]);

108.                        strcat(fullstring,middNames[i]);

109.                }

110.                printf("\n*********************************\n");

111.                printf("\n Your input : %d\n",number);

112.                printf("\n Mystring : ");

113.                if (neg_flag != 0)

114.                        printf("Negative");

115.                printf(" %s",fullstring);

116.                printf("\n*********************************\n");

117.         

118.                return 0;

119.        }

/* * Number to Words * Sreejith M M */ #include <stdio.h> #include <string.h> #include <stdlib.h> char *numberArray[] = {" Zero", " One", " Two", " Three", " Four", " Five", " Six", " Seven", " Eight", " Nine", " Ten", " Eleven", " Twelve", " Thirteen", " Fourteen", " Fifteen"," Sixteen", " Seventeen", " Eighteen", "Nineteen"}; char *tensArray[] = {"",""," Twenty"," Thirty", " Forty", " Fifty", " Sixty", " Seventy", " Eighty", " Ninety"}; char *middNames[] = {""," Thousand"," Million"," Billion"}; char* Numbertowords(int temp) { /*Initialize a string */ char *textToTransfer; int hund_,ten_,unit_,saved_tens; /* I expect maximum 100 characters per 3 digits as of now.Try to make it dynamic */ textToTransfer = (char*)calloc(1,100); hund_ = temp / 100; ten_ = temp % 100; saved_tens = ten_; if (hund_) { printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); strcat(textToTransfer,numberArray[hund_]); strcat(textToTransfer," hundred"); printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); if (ten_) { printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); strcat(textToTransfer," and"); } } ten_ = ten_ / 10; unit_ = saved_tens % 10; if (ten_ > 1) { printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); strcat(textToTransfer,tensArray[ten_]); if (unit_) { printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); strcat(textToTransfer,numberArray[unit_]); } } else if(saved_tens != 0) { printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); strcat(textToTransfer,numberArray[saved_tens]); } printf("%d->%s()::%s\n",__LINE__,__func__,textToTransfer); return (textToTransfer); } int main() { int number,dummy; char neg_flag = 0; char *strings[10]; int i,j; char fullstring[150] = {'\0'}; /* try to make it dynamic */ number = 0; printf("\nEnter the number you want to convert to words:->"); scanf("%d",&number); if ( 0 > number) neg_flag = 1; /* store in a dummy variable */ dummy = number; /* Conditions starts */ if (0 == number) { printf("\nZero"); exit(0); } else { /* Convert to three digits groups */ /* a 7 Digit number contains only 3 3digit groups*/ for (i=0; ((i <= 2) && (dummy != 0));i++) { strings[i] = Numbertowords(dummy % 1000); dummy /= 1000; printf("i = %d Dummy = %d\n",i,dummy); } j = i; /* First print the strings */ for(i = 0;i < j;i++) { printf("%s\t",strings[i]); } } /* Now we have the strings in the strings[i] array */ for (i = (j-1); i >=0; i--) { strcat(fullstring,strings[i]); strcat(fullstring,middNames[i]); } printf("\n*********************************\n"); printf("\n Your input : %d\n",number); printf("\n Mystring : "); if (neg_flag != 0) printf("Negative"); printf(" %s",fullstring); printf("\n*********************************\n"); return 0; }