10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
21.6k 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 | 21.6k 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:172.69.17.59
©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 | 15k views
12,783 questions
183,442 answers
172,219 comments
4,824 users