10-19 Exercise 2: Convert decimal to binary number

2 like 3 dislike
27.3k 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 | 27.3k views

119 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>



int main()



{
** * ** *** *** * ** n,a=0,b=0,c=0,d=0,e=0,f=0,g=0,h=0;
* * ***** * * ** * ******* * ** *** ***


* *** * ** ** ** * *** (n!=0)
* ** ** * *** * * * ** **** * ** * ** ** **
*** * * *** * ** * ** * * *** *** ****** **
* * * ** * ** ** * ** ** * (n!=0)
* ** * * ** **** ** ** * * * * ** ** ***** * **
** *** ** * * * ***** **** *** * ** **** * *

    if (n!=0)
* * *** *** * * *** ** *** ** * *** **** * ****
* * * * *** ** * * * ** * **** * ***
* * ** * * * ******* (n!=0)
* * * * * * * ***** ** ** * * ****** ** *** *** **
*** * * ** * * * ** *** * * * * *
*** * *** *** **** ** ** * (n!=0)
* * * * ** * * ** * ** * * * ** * * * *****
** * * *** * ** * * * * ** ** *****
****** * * ** * * (n!=0)
*** *** ****** * ** *** * ** * * ** ** *
* **** ** *** ** **** *** ** ** ** * *** ***
*** * * ** ** ** * (n!=0)
** ***** **** * * ** * ** * * ** * * *** *
* *** ** * *** ** *** ** * * ** * **
* * * ** ** ** * (n!=0)
* * ** * * *** * ** * *** * ****** **** * **
** ** * * * *** * ** * (h)
** **** * ** ** * * * * * ******* * ** * ** ** *** *
** * ** ** **** * * * (g)
** *** * **** * ** *** ********* *** ** (h==0)
* * * ****** * ****** ** * ** * *** * * * *****
** ** ** * ** * * **** (f)
* * ** * * * * * *** * * ** * ** * (h==0 && g==0)
* ** * * *** * * ** * * * * * *** * **
**** *** ** ** * * * (e)
*** * * ** * ** *** * ** * *** *** **** *** * * (h==0 && g==0 && f==0)
** * * *** ** *** * ** ** *** * * *** * * * * * *
* ** * * ***** * ** (d)
** * ** * * ** * * * * ** * ** ** * * * ** (h==0 && g==0 && f==0 && e==0)
* * * * * * * * * ** * ** * **** ** **
* ** * * * *** **** * (c)
* * * * ** * * ** ** * * * ** * * * (h==0 && g==0 && f==0 && e==0 && d==0)
** ** ** *** * ** * * * * ** **** ** **
** * *** *** * **** * * * * (b)
* * * * **** * *** **** * * * * * ************ * (h==0 && g==0 && f==0 && e==0 && d==0 && c==0)
** ** ** * * * * * * ** ** *** ** * * *
* * ** * * * (a)
**** ** * * ****** *** * * (h==0 && g==0 && f==0 && e==0 && d==0 && c==0 && b==0)
*** *** * ** * ** ** ** ** * ** **** ** *


*** ** ** ** * * **** 0;





}
answered by (-249 points)
0 0
prog.c: In function 'main':
prog.c:9:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:11:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:12:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:14:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:15:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:17:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:18:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:20:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:21:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:23:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:24:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:26:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
prog.c:27:5: error: this 'if' clause does not guard... [-Werror=misleading-indentation]
     if (n!=0)
     ^~
prog.c:29:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
         n=n/2;
         ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike
Hidden content!
* * *** ***** **

int * * ** *



int main()

{
* ** ** ****** ***** ** ***

b=a%2;
***
**** * *
**** ** **
** * ***
* ** * *
* * *
***** *** **


**** **** * ******* ** *** **







return 0;



}
answered by (-336 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 like 0 dislike
Hidden content!
* * **** * *

int ** **



int main()

{
* *** ** **** **** *

b=a%2;
***
** *
****
** *
* *** **
* ** *
* ** * **


** * ***** ** * * *** ** * * ** ****







return 0;



}
answered by (-336 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 like 0 dislike
Hidden content!
#include ** ****** *

int ** **

{

int i,n;
* * *** * * ** *
* *** **** *** **** * ** * ** *** ** ** *** * * *** *

}
answered by (-204 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!
* ** ** *** *

int ** ** * *



int main()

{
* * ** * * * ***** ** **
* ** **
* *
** **
* * * *
*
* * ****






** ** * ** * ** * * ** * ****






* * 0;



}
answered by (-336 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!
* ** *** * ** *** *

int * * ** *



int main()

{
** * * * *** * * ** * * *
****
*** ***
** **
****
* ****
* * ** *






* ** ***** * * * ** * * **






*** 0;



}
answered by (-336 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>

int main (void)

{
** ** ** * ** * *** ***** a,b,c,d,e,f,g,h,i;
* ** * * **** ** * ** ** * * ***** * *
******* * **** ** ** *** **
** *** * ** * * * * **
* ** * ** * * ** * * * *** *
* *** * *** * ** ***** * * *
* *** ** ***** * *** ** ****
** *** * **** * ******* * *
*** * * *** ** * * ** ***
***** * * ** * * * **

    if * * * * ** * * * **** ** *** *** ** ** ***** * ** ** ** * ** * **** * ** * **** * ** * ** *
* ** ***** ** ******* ** * * * ** ** ***** * * *** * *** *** * **

    }

    if ((b==0)&&(c!=0)){
* ** * * * ** * * ** * *** * ** ** ** ** * ** *** * * * ** * **** * *

    }

    if * *** * **** *** * * *** **
** * * **** *** *** *** ** * * ** * * * ***** *** * * ** ****** ****** *

    }
**** ******* * * * * *** ** * *** *** ***** ** * * * ******** ** * *** * *
***** ***** ** * * *** *** * * ** * *** * * *** ** * * * * * * * *

    }
***** * * * *** ** ** ** ****** * * * ** * **** **** *** * *** * * ** *
*** * * * * ** * * ** ** *** * ** * * *** ** * * *** ****** ***** **

    }
*** *** *** ** ** ** **** * ** * * * **** ** *** * * * * * *** ** ** * ** **** * *** * * **
***** * * *** * * * ** * ** * * ** **** * * * * ** *** ** **

    }
* ** * * ** * ** *** * *** ***** * ** *** * ** ** ** ** ** ** * *** ******** * * * **** ***
* ** * * * * * ** * **** * * * ** **** * * *** * ** * *

    }

    if ** ** * ** * * *** * *** **** * * * * *** * * ** * * * * * ** * * * *** * ** * * * *
**** ** * **** * * *** *** ***** * * **** *** ** * ** * *

    }
* * **** ** * * ****** * ** * ** *** * * ** * ** *** **** * * * * ** ** ** * * * * * * * * ** * * * * *** ** *
* * * ** * * * * *** * ** * ****** *** * ** *** * * *

    }
*** * * * ***** ** * **** 0;

}
answered by (-204 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 like 0 dislike
Hidden content!
* **** *** * *

int ** ** *



int main()

{
* ****** * ** **** * * * **

* * *
* **
* ** *
*** ***
* * * * **






** **** * ** ** * ** * ***






**** 0;



}
answered by (-336 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!
** * * **** **
* *


* * ****
*


*
* ****



*
** *




******** ******






*


*
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
0 like 0 dislike
Hidden content!
* ** * *

int ** * **



int main()

{
* ** * ** * * *** **
** *
****
****
* ****
* * * *
* * * *






* ** **** *** ******* * *






* * 0;



}
answered by (-336 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Wrong output
Case 3: Wrong output
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.197.94
©2016-2026

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 | 19.2k views
12,783 questions
183,442 answers
172,219 comments
4,824 users