Prints integer in binary form with recursive function - C Function

C examples for Function:Recursive Function

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Description

Prints integer in binary form with recursive function

Demo Code

#include <stdio.h>

void to_binary(unsigned long n);

int main(void){
    unsigned long number;
    printf("Enter an integer (q to quit):\n");
    while (scanf("%lu", &number) == 1){
        printf("Binary equivalent: ");
        to_binary(number);//from www  .j av a 2 s.c o m
        putchar('\n');
        printf("Enter an integer (q to quit):\n");
    }
    printf("Done.\n");
    return 0;
}

void to_binary(unsigned long n)   /* recursive function */
{
    int r;
    
    r = n % 2;
    if (n >= 2)
        to_binary(n / 2);
     putchar(r == 0 ? '0' : '1');
    
    return;
}

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