10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
13.3k views

Write a program to convert a decimal number (<256) to binary. Use +-*/% operations only. Loops are not permitted

寫一個把十進位轉換成二進位數的程式。請使用 +-*/% 運算子，不允許使用迴圈。

Example input:

50

Example output:

110010

 

[Exercise] Coding (C) - asked in Chapter 5: Selection Statements by (12.1k points)
ID: 27668 - Available when: Unlimited - Due to: Unlimited
edited by | 13.3k views

119 Answers

0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
*  * ** * * **  * ** *      ** a,b,c=1,d=0;
** ** **    *  ******    * *      **  **    
****** ** ******    *  *** ** ** 
 **   * *  ** *** *  * ***
*  * ** *** **** **    **   * ***  ****** ** *    *   ***
** *  * *** * * *   ***   *    ** **   **     *  *  *  *  ** 
 ******    ** * * ** ** *   *    *  * **  **  ** **
  *   * * ****  *    ****** *   * **  *     *      **   ** 
    }
*   * *  *     *    **    **   * * * *   *   ***
}
answered by (-214 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main()
{
* * **** * **  *   * ** a,b,c=1,d=0,result;
 ***  ** *  ** ** ** **   * **  *    *****  *    ** ** 
****    * ***    * **** * *    *  *  
 ** * ** ** ** ***  ** *
  ***  * * * **   ** ***** ***   *  ****  ***** * *    ***
* ** *  ***  ***** ** ** *** *** **  ** ** ***           ** ****    
********  **  *  ******  ** ***  * **   ** ** **  ****  * *
*** *** *   ** *  *** ** ** * *** * ***** ***     *  *   *     * *
    }
   * *****  ** ** ** **  **** * ***** *  **  **** ** *** 
}
answered by (-214 points)
0 0
prog.c: In function 'main':
prog.c:4:21: error: unused variable 'result' [-Werror=unused-variable]
     int a,b,c=1,d=0,result;
                     ^~~~~~
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
 *** *** **  * * * ********   ** a,b,c,d;
  *  **  *    ** * *** ******   *  *   *****  * ****  ** **   ** * **   * **   * ***
    if
*      ***     *   * *** ** *   *  *** *   * * ***** *   **  && c==0 && d==0)

* **    ** **** *    * *  *  * * **  ***  ***** *  *   **     * *  *** 

     * *  *  * ******     * *  if

** *  ***  **  * ***    *** **  **** *** **  **  **** * && d==0)

 * *****  ****** *****  *  * *** * *** *     ** *    **  ***    * *** * ** ***

*  ** ****   **** ** *  ***** if

*** ****  *    ** ** *** * ** * ****     * **   ***** ** 

* *****    **   ******  *  * ***  ****      *  ** * *    **  *    *  **   *    * *  

*** *    *  ** * ***    **   ** **

*** * *     * *    **  ** ** *  *  **** *** * *  * ** *  **  *** *     **  ** *  ******  

  *****  *    **     * *  ****  0;
}
answered by (-196 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
    ****  * ***  *      ** a,b,c,d,e,f,g,h;
 *** *** * ** ** *** *   *   **  * * *  *  *** **   **
*   **   *  ****    *  ** *  (a>0&&a<256)
    {   b=a%2;
 ** ***  * * * * **   **** ** *   * *    ** *   * * *  ***    
***** *    * **** ***    **    **  * *****    *  * * *  * * *  *****
*  **  *  ***** ****  *** ****   *******  **** ****  ** *  **   *
** ** **  *  ** ***  **  ***  ** ** *  *  **** *  *** * ** * ***     
**  *   * * *    ** * **    ***  * ** ** ** ***** **** *   * **
***  ** ** *** ***     * * ****** ***  * *  **** ***   ** **** *
*   **  ****     * ***  ****  **  * 0;}
**** ** ** * **  * **  *   * * * *  *****  ***** *     *****  ****
  *    **    *** ****  * *** ** 0;
}
answered by (-498 points)
0 0
prog.c: In function 'main':
prog.c:17:12: error: too many arguments for format [-Werror=format-extra-args]
     printf("%d%d%d%d%d%d",h,g,f,e,d,c,b);
            ^~~~~~~~~~~~~~
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>
int dec_num=0;
int bin_digit[8]={0,0,0,0,0,0,0,0};
int bin_num=0;
int main()
{
  **   * *  * ** ****** * *** ** *   *  ** *  **  * ***** *   
* ********* ** *    * * ** *** **    = dec_num%2;
      ***  *  *** *  *  *  * *  = dec_num/2;

    *  * * * ** * **  *  *  **  = dec_num%2;
*** * **  *    * ***** **  * * **  = dec_num/2;

*  *  *  *** *** *  * ***** *  *   = dec_num%2;
 *   * ***** ** * *  * **   ** * = dec_num/2;

*  * * *  ** * *** ****   *****  = dec_num%2;
 * *  *  ****  * *   * *   ***  = dec_num/2;

 * ***** ****      **  *   * * * = dec_num%2;
* *  *******    ***  **** ** *  * = dec_num/2;

    *    * **  * * * *  * * * * = dec_num%2;
**   * *  ** * ** *  * **  * *    = dec_num/2;

 ***    * ***** *** *   ** *    * = dec_num%2;
  ** * ***   * * * *   ******* = dec_num/2;

 *   **** ** *    * *  *** *    *  = dec_num%2;
 *   **** **** ***  *** * *  * = dec_num/2;

 **** * ******   *** **********  * ** ****   ***  
** ** ***  * *  *  *** * *** *  ** ** * *   *** **  *   
 * ** *** ****  * **  **   * *** *  ** * ** ***** * * 
*****  **** *   * *        * *  * * **   **** ** *
*  *** * *    ** * * *  ***  * *       *  *****   ** *   ** 
* ** *** * * * ***   * *****   * * *    * * **  *  
** *  *  * ***       **** **  *   **    ***
*     *  *   *  ** ****  ** ******    *  * ** *    **  

  * * * *      ***  *  * *** **  ** * * ****  * **  *  *
*      ** *  ********   *   **** **  0;
}
answered by (-286 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>
short dec_num=0;
int *   ** *  *  ** *
int bin_num=0;
int main()
{
 * * * **  **  * * *    *  * *  **  ***** *       *  **  * ** ***
* *        ** *  *  ** *       = dec_num%2;
*** * *      **  * *  *   *** ** = dec_num/2;

**      ****  * *       *    = dec_num%2;
 **   ***  *   * *        ** *  *** = dec_num/2;

 *     ** * **  * *   **** ** *  *    = dec_num%2;
  ******* ** * ** *   ** * = dec_num/2;

 *     *  **      *** ******* ***  * = dec_num%2;
** **   *    **   *    * *  ***  = dec_num/2;

*  **  *** ** ** * *   * ***** ** = dec_num%2;
  *   * * ** *  *** **     **    = dec_num/2;

*   * *    * ***   ******  *****   **   * = dec_num%2;
 *  ** **       ** **      *  = dec_num/2;

* * *** * * * * *    **  ****** ** = dec_num%2;
*  *   *  **    ** **  * *  ** = dec_num/2;

 *** ** *   ** * *** ***   *      *  = dec_num%2;
  ****  ** * *     ****      * ** = dec_num/2;

** ** *** *       * **  *****   **    * **     ****
   * ** ****  *  ** * *** * *   ** *** *  * *  *** ***
* **    * **   *  * ** ***   * *    ** ****  * 
 **   * **** ***  ** **   *   * ** ** ** *  **** * 
  *     *****  **    *  * **      * *    * **    * *****  
 *****  ***  *  *  * *  ** **** *** *****  *      ****
   ***** *  * ** * *     *** ** ***  * **   **   **  *** * 
* * * * **      *  ** * *    ** * ******* ** *    **

   * **** * *       ***        * **    ** * * **
* *    ** *    ** **     *    ** 0;
}
answered by (-286 points)
0 0
prog.c: In function 'main':
prog.c:8:13: error: format '%d' expects argument of type 'int *', but argument 2 has type 'short int *' [-Werror=format=]
     scanf("%d",&dec_num);
             ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
  *   ** **    * *  **  ** a,b,c,d,e,f,g;
*  * **  ****    * * *** * * ****   ***  ***** *  * *
      * *   ****  * ***  **       (a>0&&a<256)
** * *  *  * ** ** *   **    b=a%2;
*   ***** ****    * ***** ** ** *       *     *   ** *  *  *    
*    ** * * *   ***  ** * * * *  **  *** ***   ******  *  *
 *    **  * *** * **  ******* *      *   *  **   *    * *  **  ** ***
**********    ***      *** ***  ** * *   * *   ****   ** ** ** *
** ***   ****  * *    *  * *****   *      ***  *  *   *    * * * * *
 * * *      *  ***   *    * **   * * 0;}
   *         * ***** **  **          * *    * * ** ****    *** 
 *    **** ** **  * *  * *  **  0;
}
answered by (-498 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
 ***    **  * * ** **    *  a,b,c,d,e,f,g;
  * *    ***    * *** ** * * *   **** **  *  *      ** *    ***
**       * *   ***    ** * ** (a<256)
    {   b=a%2;
* ** * ****   ** *   *   * **     *  *** *    ***      ***   
***  *  *** **  * **   ** * **  **  ***  *  ** *  **    *  ***    
  *  *    *** **** *  **  ***  ***     *  * ***** ***** **   *  
** *      * **  ***     ** ** ** ** *  * ** * *** *  *  *  **** * *
 *  *    ** ***  *   ****   *  *   *****   *** *  * ** ******  ** **  * 
* *** ****** *  * ** **   **  ** 0;}
*****  ** ** *  * ** * **  *  *  *  *    ***** **    **  **   * * ***
 ***   * **   *  *** ****  **   0;
}
answered by (-498 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
 *   * *******  *** *   *   *    a,b,c,d,e,f,g;
*  *  *   ** *  * * **   * **  *   ***  *  *   *  *  ** *
    if (a<256)
** *  ***** *   **  * *** *  ***    **   *** *      *** ** 
* *       *   *   *****  * *  *    * ***  * ** ** ** **   **  * 
** **  **   *  * * ***  ***  *  *   *   *      * **      * ** * 
  *   *     * *****     * ***   *  *   *  * * *  ** ********* ** 
  ***** *  ******* *  **   *  * * *** *   *   ** *   ***    *  ****
* * *  ** *   *  **** *** **    *    *     **** *   * *     *  ** 
****   *  *  * *  ********* *  * *  ********   ** *  ***  *
** *   ***    *   * * ** ** ** 0;
}
answered by (-498 points)
0 0
prog.c: In function 'main':
prog.c:8:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (a<256)
     ^~
prog.c:10:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         c=(a/2)%2;
         ^
cc1: all warnings being treated as errors
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.17.20
©2016-2025

Related questions

2 like 0 dislike
77 answers
10-19 Exercise 1: International Standard Book Number (ISBN)
[Exercise] Coding (C) - asked Oct 19, 2017 in Chapter 5: Selection Statements by thopd (12.1k points)
ID: 27667 - Available when: Unlimited - Due to: Unlimited | 9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users