10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
19.5k 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 | 19.5k 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:172.71.254.192
©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 | 13.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users