#define _CRT_SECURE_NO_WARNINGS
#include <stdio.h>

int main(void)
{
   char base_digits[20] =
	 {'0', '1', '2', '3', '4', '5', '6', '7',
	  '8', '9', 'A', 'B', 'C', 'D', 'E', 'F','W','X','Y','Z'};

   int converted_number[64];
   int converted_number2[64];
   int index2=0;
   long int number_to_convert;
   int next_digit, base, index=0;


   printf("Enter base 10 number to convert to base 5: ");
   scanf("%ld", &number_to_convert);

   while (number_to_convert != 0)
   {
	 converted_number[index] = number_to_convert % 5;
	 number_to_convert = number_to_convert / 5;
	 ++index;
   }

   printf("Enter same base 10 number to convert to base 20: ");
   scanf("%ld", &number_to_convert);

   while (number_to_convert != 0)
   {
	 converted_number2[index2] = number_to_convert % 20;
	 number_to_convert = number_to_convert / 20;
	 ++index2;
   }

   --index;
   printf("\n\nConverted Number = ");
   while(index>=0)
   {
	 printf("%c", base_digits[converted_number[index]]);
	 --index;
   }
   printf("\n");


   --index2;
   printf("\n\nConverted Number 2 = ");
   while(index2>=0)
   {
	 printf("%c", base_digits[converted_number2[index2]]);
	 --index2;
   }
   printf("\n");

   return 0;
}