10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
8.7k 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 | 8.7k 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:172.69.6.217
©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 | 6.1k views
12,783 questions
183,443 answers
172,219 comments
4,824 users