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