Program to convert a positive decimal number to Binary, Octal or Hexadecimal using recursion

C Programming Language Recursion in c (Article) Recursion in c (Program)

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Program:

#include<stdio.h>
void convert(int, int);
main()
{
int num;
printf("Enter a positive decimal number : ");
scanf("%d", &num);
convert(num, 2);
printf("\n");
convert(num, 8);
printf("\n");
convert(num, 16);
printf("\n");
}/*End of main()*/

void convert (int num, int base)
{
int rem = num%base;
if(num==0)
	return;
	
convert(num/base, base);

	if(rem < 10)
	printf("%d", rem);
	else
	printf("%c", rem-10+'A' );
}/*End of convert()*/

Output:

Enter a positive decimal number : 6
110
6
6
Press any key to continue . . .

Explanation:

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