10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
8.4k 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 | 8.4k 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:172.70.127.168
©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 | 5.9k views
12,783 questions
183,443 answers
172,219 comments
4,824 users