2 like 3 dislike
25.3k 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 | 25.3k 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
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
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
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
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
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
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
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
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
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
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
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.159.115.31
©2016-2026

Related questions

2 like 0 dislike
77 answers
[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
| 17.9k views
12,783 questions
183,442 answers
172,219 comments
4,824 users