10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
23k 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 | 23k 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:172.69.59.97
©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 | 16k views
12,783 questions
183,442 answers
172,219 comments
4,824 users