Numbers to Indian currency text conversion in C Language detailed

Numbers to Indian currency text conversion in C Language detailed

#include<stdio.h>
#include<stdlib.h>
#include<string.h>
int main(int argc, char **argv)
{   
    int num = atoi(argv[1]);
    
    char * oneToText[] = {"", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine", "Ten", "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen","Nineteen" };
    char * tenToText[] = {"", "", "Twenty", "Thirty", "Fourty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety"};
    char * moreThenHundredToText[] = {"", "Hundred", "Thousand", "Lakhs", "Crore"};
    if (num >=10000000){
        printf("%s %s ", oneToText[num/10000000], moreThenHundredToText[4]);   
        num = num % 10000000;
    }
    if (num >=100000){
        printf("%s %s ", oneToText[num/100000], moreThenHundredToText[3]);   
        num = num % 100000;
    }
    if(num >=1000){
     
        printf("%s %s ", oneToText[num/1000], moreThenHundredToText[2]);
        num = num % 1000;
    }
    
    if(num >=100)
    {
        printf("%s %s ", oneToText[num/100], moreThenHundredToText[1]);
        
        if (num % 100 != 0)
        {
            printf("and ");
        }

        num = num%100;
    }
    if(num >=20)
    {
        printf("%s ", tenToText[num/10]);
        num = num%10;
    }
    if ((int)num < 20){
        if(num%10 != 0){
            printf("and ");
        }
        printf("%s.", oneToText[num]);
    }

    printf("\n");

}