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:172.71.254.148
©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