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 | 19.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users