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Re: beginner question, NSNumber, NSDecimalAsNumber
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Re: beginner question, NSNumber, NSDecimalAsNumber


  • Subject: Re: beginner question, NSNumber, NSDecimalAsNumber
  • From: Andy Lee <email@hidden>
  • Date: Mon, 09 Nov 2009 05:49:21 -0500

Won't this output the digits in reverse order?

--Andy

On Nov 9, 2009, at 5:27 AM, Graham Cox <email@hidden> wrote:


On 09/11/2009, at 9:01 PM, Ron Fleckner wrote:

void to_binary(int n)
{

      int r;
      r = n % 2;
      if (n >= 2)
          to_binary(n / 2);
      putchar('0' + r);
      return;

}

The above sledgehammer-hammer-ammer-mmer-mer-er is not required to crack such a nut:



void to_binary( int n ) { do putchar(( n & 1 )? '1' : '0'); while( n >>= 1 ); }


--Graham


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  • Follow-Ups:
    • Re: beginner question, NSNumber, NSDecimalAsNumber
      • From: Graham Cox <email@hidden>
References: 
 >beginner question, NSNumber, NSDecimalAsNumber (From: Jay Swartzfeger <email@hidden>)
 >Re: beginner question, NSNumber, NSDecimalAsNumber (From: Ron Fleckner <email@hidden>)
 >Re: beginner question, NSNumber, NSDecimalAsNumber (From: Graham Cox <email@hidden>)

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