10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
4.3k 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 | 4.3k views

119 Answers

0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
**  * * ****      ** ***   a,b,c,d;
***   *   * * * * * ** * **  *     e,f,g,h;
* *** * ***  **** ***  **  x;
   * *** ***   ****** *   *   * *  * * **     *  *   
* **  * * ********   ** *** *
*** *     *****   **   ** *  **  **
****  * * * * **  *   *  *  * **** *
**   *** ***** ** *  *******   ** * ****
*  ** **   * ****  ***   ****  * ***
**  * ** *  *****   **  ****** ******** * *   
* * **       * *   **** * ** *** *  
 * * * ****  ** *  ** * * * **   ** *  *  *  *  * ** *

        *  *****     *** ****** (a != 0)
    {
** *  *  * * ***** **     ** *  *****   ******* *** ********  * *****   
    }
*  **  **  *  ** ** *   ** * if (b != 0)
    {
**** * **    ***  * ** **** * * ***** *    *** *  *  ** **
  *** ** *    *** * *** * *** *** 
  * * * ** *** **       * ** * if (c != 0)
 ** *** *    **   **   **    *****
**     ***     * ***  ** ** *        * *****    **
* ***  **** * **  * *    *** * *
**     * **  ****  *   ******  if (d != 0)
*****   * *    ** **** ** ** * 
*      * **  ** ***   * *  **    * ** ** **** **  *   ** * *  * **    ** ***  ******** *** 
 * **  *    **  ***  * ***  *
*    ***   ***   *      *  *   if (e != 0)
    {
* *** *****    ***  *  * *   *   **** **  *    ** *   
** ******  *  * * **     
**   *   **   ***** ***  *   * * if (f != 0)
    {
   * *   ****  ***      * *   *      ** **  **  
* * *      *  * **** *   **
    *************** *  ** *  if (g != 0)
*****   *  * ** * *****  
** **** *** *** * * ** ******** *  *    **** * * *
    }

return  0;
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:5:15: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int e,f,g,h;
               ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:5:15: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int e,f,g,h;
               ^
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,e,f,g,h,x;
* ****   *  * *      * **  *  ***    **  *  ****   * **  
*    *   * * *  *****  ***   * 
** ** ** **  *  * **** *  ** *  ***
 * *****      ***** ***  * * *** *  *   **
  *  *  **** * *     *   **   **     **** ***
 * * ** *  **   * *   ** * * ** *   * 
 ** *** **  **   * *  *     ** *  **
**  *  *  **  ***  * * ** *  ** *** *** * * ** 
*     *** ** *** ****  *****  ** **       * *  ** **

   *****  ** *** * * * *  * ** (a != 0)
 *  ****  ***   ***    ** **
*** **** * **    **    * *** * ** **   ***   **   * * * * *
    }
* * ***  *   ** ** * *    **  if (b != 0)
    {
 * *   ** ** *   ** *     ** * **   *   **  *    ***  * * **  *  
 **   *** * **  **  *      
    **** * *       **** ** *     if (c != 0)
****    **   ****   **  *  
*     *    * ** * ** **  **   ****   ** *** * *      **   
 * *** ***    * *  ** * 
 *****   **  ** *  ****  *    if (d != 0)
    {
 ** * * ** ***    * * * * **   *   ** * * ** *   *     *     *   **  **   *
 * * * * *  ***   ***** *     
   *  ***  ***   *    *  * *   ***    * if (e != 0)
  * *** *   ****   ** *   * ** * 
     * * *** *   ** *  ** ****  *  ***  *** * **
    }
*  *   *  * ***  **  **     if (f != 0)
    {
 * ****** ***  **   ******   * **** **    **  ***  
    }
  * **    ** ***** ** *** *  * if (g != 0)
* **  ** ** ** * ***
****      ***  **  * **        * *    *  *   
*   *     *  ****  **  * **    *

return  0;
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:4:23: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int a,b,c,d,e,f,g,h,x;
                       ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:4:23: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int a,b,c,d,e,f,g,h,x;
                       ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
 *    *  **     ***   *  * d,sum,sum2,sum3,sum4,sum5,sum6,sum7,sum8;
* * *   * * *  * * ****  * **    **    **   *** **  ** 
 *   ** **  ** * ***** *   * * = d%2;
     **  * * **   **** *      *  * = (d/2)%2;
** *** * ** **** ******   = (d/4)%2;
   ***  **     *  *   * *  = (d/8)%2;
*  **  * ** *** **   * ******  ** = (d/16)%2;
**   * ***        * *** **   * *  = (d/32)%2;
*    *    *** *  * *   ***  * ** = (d/64)%2;
  * *******   *  *    * * * = (d/128)%2;
    if (sum7 == 0 && sum8 == 0)
   **  *****  ** ** * *** * * *   ** *  *** ** *   * * ***
  *****  *** **    **      ** *      ****** * *  **  *** ****  ** * ***       **  ******  *****   * ********  * ****  ***  
   *   ****  **    **  * *****    * **   * **    *
** * ** ** *    *      ** * if (sum7 == 1 && sum8 == 0)
  *  *   ** *   ***** **** * **  ** **  * *  * ** * *   *
* * **  *   * **  *      *  *** **** * **    ******    **** ****    *** * * ** *  *  **      *   * * * **   * *** *      * ***     * *  *    ** * 
****** *  **    *** * *** *** * * ** ******  *** ** *  *     
  * *****  *   **  * **   *    
*    *** * *      *   *  *** ***      ** *    * ***** * **  **  * * * *** *  * *** * *****   ** * ***  ***  *  *


* *    ** ***  *****  *  *  *** 0;
}
answered by (-323 points)
0 0
prog.c: In function 'main':
prog.c:21:20: error: too many arguments for format [-Werror=format-extra-args]
             printf("%d%d%d%d%d%d",sum7,sum6,sum5,sum4,sum3,sum2,sum);
                    ^~~~~~~~~~~~~~
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:21:20: error: too many arguments for format [-Werror=format-extra-args]
             printf("%d%d%d%d%d%d",sum7,sum6,sum5,sum4,sum3,sum2,sum);
                    ^~~~~~~~~~~~~~
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
  **  * ***** * **    * 
int  * 
*       *  **    * 
*   *  ***    ** *   **   ** *
   *
  * ****
*  * ****
   **  * ** **
*  *   * ***  **  
 ***   * *  * * * 
     *  * *** *** *  
 *      * *   * * * 

if (a != 0)
{
*** *** * ***   * *  *** *   ***** ** **
}
* *   if (b != 0)
{
 *  **  * * ** * ** * *** ** * ** 
}
* *  if (c != 0)
{
 ******  *****  * * *  * ** ** 
}
 * if (d != 0)
{
  *** *  ** * *  ** *** * ** * **    ** ** * * ***  * **** 
}
  **  if (e != 0)
{
*  *  ** **  ********    ** 
}
* ** if (f != 0)
{
* ***  ***  *** * * **
}
 *** if (g != 0)
{
*  ** ****  ** **  ***** ** 
}

***    *  **** 
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:3:20: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 {int a,b,c,d,e,f,g,h,x;
                    ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
* ***  *    * ***  **   **

 *  *
{
 * *   *  ***    int  * * **   *   **

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

 *  * **  * *   b = a % 2;
*** **  *    **** c = a / 2 % 2;
* *** ** ****  * d = a / 2 / 2 % 2;
 *    ** *   *  *  e = a / 2 / 2 / 2 % 2; 
**    ****  f = a / 2 / 2 / 2 / 2 % 2;
 *       **   g = a / 2 / 2 / 2 / 2 / 2 % 2;
     *** * *     * h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
  * *  *    ** * i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
*  *  ***  ****  j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;

 *    *  ***      * * *   *     *   *  
 *   * * **  * {
 *  * * * **  ** *           ***     ** ** **   *****   * *  **  * ***   *   **  
 *****  *     *** }
    *   ***  **      **** **  *   **** *
*    ***    * *  {
 *   * * *   **     *    *    ***   **  *   * * * ***   * *  *  *     * * *
 ***   *  *  *  *** }
* ** *  **  ** * * *  * *      * ****  * 
 ** ** ** **** {
******       *   * **  *  **  * *  *** **  * * ***** ***    **  * 
   *  *   *  * }
  *  **  **      **  ****** * *  
  * * *   **   * {
*   * ****  ** *  ***   * **  ** * ***  *   ***   **     ****  ****
****   ****  *   **  }
** * *    ****** * *  **    ********      * 
*  * *  * *  * {
*  ** *  *** **    *      * ***  * *  ** ***  * *  * ***   * * 
  ***   *    }
 *      * **     *   * * ***   *    *** 
   ** **    ****  {
**** *        * *   * * * *  ** *  **  ******* * *** ***** 
*   *   ***   }
*  *** **  **   ** ** * *  * ***  ***   * *
* * *    *  {
     **  **  * *  **   ***    *    * ***    ****  *   
 * *     ** }
*  **  *  **
***   **  ** * ** {
*   **  *******      *     *  **    ***    *  *   **** b);
 * *  * ** * **  }
}
answered by (-285 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!
    *     **  * * ***     

*** * * 
{
* *   *  * ****   int *   ******* *

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

  **     * *  b = a % 2;
*  *** **  ***    *  c = a / 2 % 2;
 * * *    ******* d = a / 2 / 2 % 2;
** ** *    **  e = a / 2 / 2 / 2 % 2; 
*    *  **  f = a / 2 / 2 / 2 / 2 % 2;
 *  ** *   ***** g = a / 2 / 2 / 2 / 2 / 2 % 2;
* ** **  * ** h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
**  ****     *  i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
    * ***  * j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;

  *    **      * *   * *** *** * *
*  ** * ***  * {
** *   *  * **** ***  *  * *         * **    *  *   *  * ** *  *  ***** *** *****
 *   * *  ******* }
***   * *   **** *    *   *  **  ** ***  
  * ** *     *    {
 *** *        **   * * ****  * ***        ****      **   ** *   *** *  * ****
* *  **    *** }
** *  ** ****  *  **  **           
    * * {
  **     * **  *     * **  *   *   *  **     *  * **     * ** *  *  **
 *  ** *   *  }
 * * *  *  *   * **   ***   ****    **
****  *  ** * {
**  * * ** ****       *  **   ***   *** ***  ****** ***  *  *** *** 
*  *  ** ****    }
   **** * * *      else *      **** *   *
*    * **  * * **  {
****  ****  ***   * *         **      **  ***   *   *  * * *** * * 
 ****  **** * }
 *      *   *  *   ***    ** ****   *** 
  *  ***    * *** {
  *  ** * ** ** ** * ** *          **** * ** ***     **  ***  * 
******** *   *  }
 *** ** ** ***  *  ** **   * ***  * *    **** 
* **  *   **** * ** {
 * *     ******   * ** ***   * *   *  *** *  * **  * ** *** 
*    ** ** ** * }
  **  *   * * *
      **  * **   {
**   ***    * *  *  *  *    * **** *  *   ******* b);
   *    ***  }
}
answered by (-285 points)
0 0
prog.c: In function 'main':
prog.c:23:17: error: stray '\343' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                 ^
prog.c:23:18: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                  ^
prog.c:23:19: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                   ^
prog.c:43:17: error: stray '\343' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                 ^
prog.c:43:18: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                  ^
prog.c:43:19: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                   ^
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
*  ** *** *   *      **
int **
 *     ** ** *   *
**  **   *** *****  **   * *
*** 
 *  * 
***  
* * **   **
 ** *  *         
  ** *****   ***   
*** *  * *    * *  
 * *  **    * * ** 

if (h == 0)
{
  * ** *  ******  * *      ***  *** **
}
 *** if (g == 0)
{
 *  *  *  **   ** * *   * *   *    * 
}
else if (f == 0)
{
 *** *** * ** *    * **  ** *  *  
}
 *  if (e == 0)
* ** *   * *  ** ***  *  ****  
   * if (d == 0)
{
 *    * *  *   **  **   * **
}
 * if (c == 0)
{
* *   * *     *  * ***
}
*    if (b == 0)
{
 *  *   * * ** ******* 
}
 **
{

**    *   *** * *  * **** ** ****  **
}
 ** * *****  *
}
answered by (-329 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 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>
int main()
{
 *  **** *        **  **  *  * a,b,c,d,e,f,g,h,i,j;
**      **    * *    *  **** *******    * ** **  * *** ****
*  ***    * *  **  ****** *** 
 * *    ** *** *** ** ** ***** ***
*** * * * ***   *     ** *****  ** * ***
* * * ** **** ** ****  **       *  *** 
*** ***   * * *    **  **  ******* ** 
 * * **   **  *    *   * * *** ** ***
**     ***  * *  * ** ****   *  **  
 ******* ** ******  ** *  **  * ** **  *  
 *      ***** * **     *******   * *  ****  
****** *  *   **  *  *  ** * * 
    {
*   ****  * *  * * ****  *** * ******  **    ******** *   * * *  ***  * *  *** *  ****  * ***  *  
    }
 *  * * * *  * *  *   **  *     * **** if(i==0)
    {
* **   ** * *  * *  ****   *  ** * * *    *   *  *           * *  ** **   * *  * * *****
    }
*     ** *  *** *  **      * * *  * if(h==0)
**  * ****  * * * ***  * *  * 
*   *   *  **         **   * * * * * * * *     **** * * *  * *** ** *   *** *** * *   * *** *
    }
** **** ** **  ***  ** *  *** * if(g==0)
    {
* * * * * *****      **  ***  *** ****  *   * *  *   *   **  *  *    **  *   ** ****
*     *   **  *** *  *
 *   **    * *   **  * *    ***  if(f==0)
*  * * **  * *  * *   * * * 
** **  **    * *** *   **      *       * **** ** * *  *         *  * *** *         ** *  
*** * * * *  ***    ******
    *  *  * *    *   ** *  ** *  if(e==0)
* ** *  **** * ***     *    
 * **    **  *  *** * *  * *  ***  *   ******  *  * ** **  * * ***  * * ****      * **
    }
*    *   ** *** **  * *   **   if(d==0)
** * *  * *   *   ****   
     ****    ***    * *** **  ** * * *   **  *    *   * ***   **   * * **  ** ***
    }
 * **  * * *  **  ** *      * **
  * *  * * *** *  **   * * * 
*** * ** ***    *   * ****   *   *   *  * * * *  **       * **     
    }

  ***** ***  *****     *    **  0;
}
answered by (-498 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()

{
* * ** * * *** * ** ** * * input,a,b,c,d,e,f,g,h;
*** ** * *** ** ** * ** *
** ** *** ** * ** * ***** ***** * * ***
** ** * ***** *** * * * *** (input!=0)

    {
** * ** **** * ** ** *** * ** **** ** = input%2;
* ****** *** ** * ** * *** * * ***** **** = input/2;

    }
* ***** *** ** ** * **

    {
* ***** * *** *** *** ** ** ** ***** * * = input%2;
* ** ** * * ** ** * *** * **** **** * = input/2;

    }
*** * * *** ** * *** **** *

    {
***** ** ***** ** * * *** ** ***** ******* ** * = input%2;
* * *** * * ** * ****** * * *** *** *** ** * * * **** * = input/2;
* ** ** ***** **
** * *** ** **** ** ** * * ** *
* * *** * * * ** **
* * *** * * **** * *** ** *** * **** ***** ** * = input%2;
** ** * * ** ***** * * * * ** *** *** *** ** * = input/2;
* * ****** * * * * **
** * ** * * *** *** *** *** * ***
* ** ***** * * *** ***
** * * ** ** **** * ** ***** ***** * ** ** * * = input%2;
* ** ******** ** * ** *** ** **** *** * * * ** = input/2;
*** ** ** *** ** * * *
** * * ** * **** ****** **** ** **
* **** * * *** **** ***
** * * ***** * ** *** ** *** * ** * * = input%2;
* *** * ** * * ** ** * ** **** *** * = input/2;
* **** * * ** * *
* ** ** ** ** *** * * * ** *
* *** ** *** ** * * *
*** *** * * * ** ** * ** * ** ********* * = input%2;
* *** ** *** *** ** * ** * *** ** ***** * = input/2;
** ** ** ** * *
* * ** *** ** ***** ** ** *

    {
** *** * * **** * * * *** * *** ** ** * = input%2;

    }




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


* * *** * * * * * ** * 0;

}
answered by (-281 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 like 0 dislike
Hidden content!
* * ** ** * *** *


** *

{
** * ** ** int * ** ****


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


** ** ** ** * b = a % 2;
*** ** **** c = a / 2 % 2;
** * * *** d = a / 2 / 2 % 2;
** * * e = a / 2 / 2 / 2 % 2;

* * ** * *** f = a / 2 / 2 / 2 / 2 % 2;
** * *** g = a / 2 / 2 / 2 / 2 / 2 % 2;
**** *** ** ** h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* * * * *** i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* * ** j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;


* * * * *** * * ** * *
** * {
** * * ** * * * ** * * * * ****** * ** * * *** *** **** *
* ** * *** * }
* **** ** *** * * *** * *** ** *
** * {
***** * ****** * ** * * * ***** * ***** * *** ** ****
* * *** *** }
*** * ** * * * * ** ****** *
*** ******* {
** *** *** * * * *** **** * * * * ** *** * *
******* ** * }
** **** ** * * * ** ****** *** *
* * ** * {
* ** ** * ** *** ** ** * * * ** ** * * * *
** *** }
* ** *** * else * **** * * ***
* * *** **** {
* * * ** * ** **** * ** ** *** *** * *
**** ** ** ** }
* ** * * ** * ** ***** * *
* ** ** * * ** {
** *** ** ** * ** ** ** ** ** * * * ******** *
** ** * * }
* ** ***** ** * * * * ** ** *
**** * {
* * * * ** * * * * * * ** ** * * ** * *
*** * * }
* * * ** **
* * * * {
* * * * * ** ** * * * ** * *** * *** **** *** ** * b);
* ** * * ** }

}
answered by (-285 points)
0 0
prog.c: In function 'main':
prog.c:23:17: error: stray '\343' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                 ^
prog.c:23:18: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                  ^
prog.c:23:19: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                   ^
prog.c:43:17: error: stray '\343' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                 ^
prog.c:43:18: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                  ^
prog.c:43:19: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                   ^
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.7.94
©2016-2024

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 | 3k views
12,783 questions
183,443 answers
172,219 comments
4,824 users