10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
13k 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 | 13k 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:172.69.6.16
©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 | 8.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users