10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
13.3k 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 | 13.3k 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:172.69.17.200
©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 | 9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users