2 like 3 dislike
19.4k 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 | 19.4k views

119 Answers

0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
*** ****** * *** ** a,b,c,d;
*** ***** *** ** ** *** * e,f,g,h;
* * *** ** *** ** x;
** * *** * ** * ** * * * ** ** *
* ******** *** ** ** *
* ***** ** *** ** ** *******
* *** * * * * ** * *
*** *** *** * *** * * ** *****
* ** * **** * *** ** * * ** ** *
** **** * * ** **** ** * * **
** * *** * **** *** ** * * **
** * *** * ****** ** * *** * ** ****** **** *

* * * * * * * *** * * (a != 0)
    {
* **** * * * ** **** **** *** *** ** ** **
    }
* ** * * * * ** * * * * if (b != 0)
    {
* * ** * ** * * ****** *** * *** * ****** ** * * * *
* ****** * * *** **
* * **** *** * ** * * if (c != 0)
*** * ** * * ****
* * ** ** * * * *** * * * ****** * * * * * *
***** * * * ***** * ***
*** * ** **** *** **** if (d != 0)
* * * * * **** * * * **
** * * ***** *** * ** ** ** * ***** ** * ** ** ** ** ** ******* *
* * * * ** *** * * **
* * * * ** *** * ** ** ** ****** if (e != 0)
    {
* ** * * * * * * *** * *** *** * **** **
** ** ** ** ** ***
* * * ** **** * * * * if (f != 0)
    {
* ** ** ** * * ** ** * * **** ** * **
** * ** * *** * * * *
** ** ** ** ** * ** ** ** if (g != 0)
****** * *** * * * *
*********** *** ** *** * * * *** ** **
    }

return  0;
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:5:15: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int e,f,g,h;
               ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:5:15: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int e,f,g,h;
               ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>
int main()
{
** * ** * * *** *** a,b,c,d,e,f,g,h,x;
** * ** ** **** * * * **** ** * * * *
* * * * ** ** * ** ***
* ** ** ** * ***** ** ** *** ** *
* * * ** * * * * * * ***
** *** *** * * ** ***** **
** * ** **** * * * * ****** **
**** ** ** ** * **** * **** * ** **
* ** * ** * ** * * ** * ***** *
* ** * ** ** ** * ** * *** *

** **** * ****** * *** (a != 0)
*** ** ** ***** * ** *
* * * *** ** ***** **** * ** * *** * * ** * ****
    }
* * * * ** *** if (b != 0)
    {
* ** ** * * ** * ** * * * * ** *
*** * * * *
* * *** *** ** ** ** * * if (c != 0)
** *** ** ** **
* *** * *** ** ***** * ** **** * ** * * ** * * *
**** ** * * ** * * ***
** * * ****** ** * *** * if (d != 0)
    {
* ***** *** * *** ** *** * ** * * ** * * * **** *** * * * ** *
* ** ** * ** *** * ** **
**** ** ** * ** * ** * ** if (e != 0)
* * ** ** ******
**** * * * *** * * * * ** ** ** ** ***
    }
* * * * ** **** ** if (f != 0)
    {
* ** * * **** * *** * * * * ** * ***
    }
* * * * ***** *** * if (g != 0)
** *** *** * * ** ***
** * ** ** * * * * *** * * * *
***** * * *** * * *

return  0;
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:4:23: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int a,b,c,d,e,f,g,h,x;
                       ^
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:4:23: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
     int a,b,c,d,e,f,g,h,x;
                       ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
#include <stdio.h>

int main()
{
* ** * ***** ** * * * * * d,sum,sum2,sum3,sum4,sum5,sum6,sum7,sum8;
* * ** **** * * ** * ** ** ** *** *** ***
** * ** ** * ** * = d%2;
*** *** * * * * * = (d/2)%2;
* * **** * ** = (d/4)%2;
** *** * ***** * * = (d/8)%2;
*** *** *** * * * ** ** *** * = (d/16)%2;
* ** * * ***** * * * *** * * = (d/32)%2;
** * * * ** *** = (d/64)%2;
* ** ******* * * * ***** ** = (d/128)%2;
    if (sum7 == 0 && sum8 == 0)
* * **** ** * *** * *** * * ******* ***
* *** * ** * * ******* * *** * * * ** ******* *** * *** **** *** ****** * * * *** *** * ** **** * * * * ******* ***
** * * * * ***** ** * * ** * *** ** ** ** ***
** ** *** * * ***** * ** * if (sum7 == 1 && sum8 == 0)
* * * **** * * * ** ** * *** ** ** *
* ** * *** * * * *** * *** ** ** ** ** * * ** *** ** ***** ** ** ** *** ****** **** ** ** *** * ** ** *
** ****** ** * * ** *** * ****** * ********
***** * * ** * * * * * * *
** ***** ** * ** * * ** ** ** ** * * ** * * ** * * * *** *** ** * * * * * **


**** *** * ******** ** *** ** 0;
}
answered by (-323 points)
0 0
prog.c: In function 'main':
prog.c:21:20: error: too many arguments for format [-Werror=format-extra-args]
             printf("%d%d%d%d%d%d",sum7,sum6,sum5,sum4,sum3,sum2,sum);
                    ^~~~~~~~~~~~~~
cc1: all warnings being treated as errors
0 0
prog.c: In function 'main':
prog.c:21:20: error: too many arguments for format [-Werror=format-extra-args]
             printf("%d%d%d%d%d%d",sum7,sum6,sum5,sum4,sum3,sum2,sum);
                    ^~~~~~~~~~~~~~
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
** **** ** * * ***
int
* **
**** *** * * * * *
* **
***
* ** **
* ***
** ** ** *
** * * * * *
***** ****
*** * **** ** ** ** *

if (a != 0)
{
*** * ** ***** * ** * ***
}
* ** if (b != 0)
{
** * * * * *** ** *** * *
}
* * if (c != 0)
{
* ** * * * *** *** * *** * * *
}
* ** if (d != 0)
{
* * * * * * *** ** ******* ** *** * * * * *
}
* * if (e != 0)
{
** ** * ***** * ****** *
}
* if (f != 0)
{
* ** * *** * * ****
}
* if (g != 0)
{
** *** ** ** * *
}

*** * ** *
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:3:20: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 {int a,b,c,d,e,f,g,h,x;
                    ^
cc1: all warnings being treated as errors
0 like 0 dislike
Hidden content!
* ** * ***** ** *** *

**
{
* * * ***** * int ** * * ** *

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

* * *** *** ** b = a % 2;
*** * * *** * * c = a / 2 % 2;
** * * * *** * d = a / 2 / 2 % 2;
* ** **** ** *** e = a / 2 / 2 / 2 % 2;
* ** * * * f = a / 2 / 2 / 2 / 2 % 2;
** * ** g = a / 2 / 2 / 2 / 2 / 2 % 2;
* * * ** * h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
** ** * i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* * ****** j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;

* * **** ** * * **
***** * ** * {
*** * * * ** ******* ** *** * ** * ***** ** ***** ***** * * *
** * *** * }
**** * * * * * ** *
***** * ** * {
* ** * * ** ** ** *** * * *** * ** *** * **
** * * * ** }
* * ** *** * ** * * * ** * * *
* ** * * ** {
* * **** * ** * * * * * **** * * * * * *
*** *** }
** *** ******** ** * * * * ***
* ** *** *** {
** *** * * ** ** ** ** * ** * ** *** *** **
** * * * * }
* ** * * * * **** ** * **
* ** **** * {
* * * * * * * ** ****** *** ** ** ***
* *** }
* ***** ** * ** * ***** * ** **
* * * ***** {
** * * ** ** ***** * ***** ** * *** *
** * * }
** ** * * ** ** * * **
* * * * * * {
* ** ** **** * * * ** * * * *
*** ** * }
* * * * *
* * * * * {
*** ** ** ** ** ** ** *** ** * **** * * b);
** ** * ***** }
}
answered by (-285 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!
* ** *

*
{
* * *** int ** *** * * **

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

* *** b = a % 2;
* **** * * c = a / 2 % 2;
* * *** * d = a / 2 / 2 % 2;
* e = a / 2 / 2 / 2 % 2;
*** ** * f = a / 2 / 2 / 2 / 2 % 2;
** * * *** * g = a / 2 / 2 / 2 / 2 / 2 % 2;
** * * *** h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
** * ** i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* * ** * j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;

* * * * * * ** * *
* ** ** ** {
* *** * ** * ** * * * ****** **** * * **** * * ** * ***
* * * ** }
** ** *** *** * ****** * ** ** * **
** * ** * {
*** * * ** * * ** * ** ** ** * * * *** ** ** * ***** **
*** ** * ***** }
*** * *** * * * * * **** * *
* ** * ** {
* * ** * ** * ** **** * * * ***** * * ** * *
* ***** ** * }
* * * ** ** * * ** ** *** ** *
** *** * * * {
* ** * ** * ** ****** * **** * * ** **** ***** **
********* * }
*** ** ** else **** * *****
* ** *** {
*** * ** * * * ** ****** * * **** * **** ***
* * *** }
***** ** ** * *** * **** * * * * *
** * * * * {
***** * ** * ** ** * * * * ** ** ** *
** * * **** }
** * * * *** ** *** * ** * ** *
* ** * {
* * * * * ** ** * ** ** ** * ***
**** ** ******* }
** * ** * **** *
** * * * {
** * * * * **** ** **** * **** * ** b);
* **** ** }
}
answered by (-285 points)
0 0
prog.c: In function 'main':
prog.c:23:17: error: stray '\343' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                 ^
prog.c:23:18: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                  ^
prog.c:23:19: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                   ^
prog.c:43:17: error: stray '\343' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                 ^
prog.c:43:18: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                  ^
prog.c:43:19: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                   ^
0 like 0 dislike
Hidden content!
* ** ** *** **
int ** *
* **** *
* * *** ******* *** * * *

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

if (h == 0)
{
**** * *** * * ** ****
}
* * if (g == 0)
{
** * ** ** * * ****** ** * *
}
else if (f == 0)
{
******* ** *** * * ** *** *
}
if (e == 0)
* * * ** ******* **
if (d == 0)
{
* * ** ** * **** **
}
* if (c == 0)
{
** ** * * **********
}
* *** if (b == 0)
{
**** * ***** * ***
}

{

* **** ** * * * * * ** *** *
}
** * ***
}
answered by (-329 points)
0 0
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>
int main()
{
** * * ** * * * a,b,c,d,e,f,g,h,i,j;
* * ***** * ** * * * * * * *** ***** * *
* * ** * **** * ** * *****
** *** *** * * ** *
* ** * * * **** * ****** ***
* * * * * * * *
* * * * *** * *** * ***
* ** * * * * * ** * * **** *
* **** ** * * * ****
** ** ******** * *** * *** **
** * ** * ** * ** * ** *****
** * * **** *
    {
** * * * ** * ***** * ****** * ** * *** **** ***** ***** ** *** **
    }
* ****** * * ** ** * * if(i==0)
    {
*********** *** * ** * * ** * * **** ** ** *** ***** ** *** ** ** * ** ** * *
    }
*** * ** * ** * * if(h==0)
**** * *** ******** * *** *
**** * * ** * * ** *** ** ** **** ** ******* ** ** * * * ** ** * * * *
    }
*** * * * * * * if(g==0)
    {
* *** *** * ** * ** ********** ** * * *** * ** * * * * ** * **
**** * * * * *** * * **
* * *** * * * * * ** if(f==0)
**** * ** ** ** ** ** *
* ** **** * *** ** ** * * *** * * * *** **** * ** * *** * *** ****
* *** * ** * * ****** * *
****** * **** * * * if(e==0)
*** ** ** * **** ** * ***
* * * ** * ** ** * **** *** ** * * ******* * **** ** * ****
    }
** ******* ** * * * *** * ** * if(d==0)
* * * * * * ** **
*** ** * * * * *** * *** * * *** * *** ** * * *** **
    }
* * * * *** * ********** * ****
* *** ** ** * * *
* * * ** ** ** ** ******** ******* *** * ** * *** ** * *** *
    }

* ********* * ** *** 0;
}
answered by (-498 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()

{
** * * * * * **** * ** input,a,b,c,d,e,f,g,h;
*** ** *** * ******** ** * *
* * ** * * *** ** * ** ** ** * * * * ** ***
*** ** ** * ** * ** (input!=0)

    {
* ****** *** ******* **** * ***** * * * * ** = input%2;
* *** *** *** * ** ** * * *** ** **** ******** ** = input/2;

    }
*** ** * *** * *** *** * **

    {
***** ** * * * *** ** *** ** * ** * ****** = input%2;
* * ******* * ** ** * **** * * ** * * **** = input/2;

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

    {
* * * ** * * *** ** *** * ** ** ** = input%2;
** * ** * * * ** ** *** * *** * ** * * * * = input/2;
****** ** ** * ** **
*** * **** ******* * ** ** * ***
**** * * * ***** * * *
**** *** ** *** * * * * ****** ******* * * * * = input%2;
***** * *** * **** ** * ** *** **** = input/2;
**** *** * * *
* * * *** * ** * * * *** * * *** * *
*** *** *** * ** *
* * ****** * * * * * * * ** * * *** ** * = input%2;
** ** **** * ** **** * ** * ** *** ** * = input/2;
** * * * * ** ** ** **
****** **** * *** ** * * *** **
******** * ** * ***
*** **** * ** ** * * ******** * ** ** * * = input%2;
*** **** * ** *** ** * * * * ** ** * * ** * ** = input/2;
* ** * * ** *** * ***
*** ***** * * * ** ** * * ** * *
***** * ** ** ** * *
** * * ** ** * ** **** ** ** ** * ** * = input%2;
*** *** * * *** *** ** * * ** ** **** * ***** * = input/2;
* ** * * * ** * * * *
* ** ** * ** * *** **** *** **

    {
**** * * * * * ** **** ** ****** ** ** * ** * ** = input%2;

    }




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


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

}
answered by (-281 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
0 like 0 dislike
Hidden content!
* ** * * * * * **


* ****

{
** *** int ***** * *


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


* ** *** * b = a % 2;
* * * * c = a / 2 % 2;
** ** ** * d = a / 2 / 2 % 2;
* * * * * *** e = a / 2 / 2 / 2 % 2;

*** *** **** f = a / 2 / 2 / 2 / 2 % 2;
* ** *** * * g = a / 2 / 2 / 2 / 2 / 2 % 2;
**** * **** h = a / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* *** *** *** i = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;
* * * * j = a / 2 / 2 / 2 / 2 / 2 / 2 / 2 / 2 % 2;


* * ** ** ** ** **** * *
** * * * * * {
*** * * ** ** * **** * * ** * * ** * * ** * *******
* *** ** **** *** }
** *** ** *** * * * ** * * ** * ********
** * ** * {
**** *** * * * * *** *** ** * * * ** * *
***** ** * * }
* * *** * * ** * **** ** * * *
** * ** *** * * {
* * *** ** * **** ** ** * * ***** ** *** * ** ** * * * **
* ** * ** ** }
** * * * * * *** ****
** * * * * {
* * * * ** ** ** * *** **** * * * * * * ** * * ***
* ** * * * }
* ** * ** * else ** * ** * *
* * * * * {
** * * * ** ** * * * * * *** * *** * ** * **
** ** ** ** * }
* *** * * * * ** * * * * *
**** **** {
*** * * ** * * * ** *** * * * * * **
* ** ** ** * ** }
**** * * * * ** * * * *
*** * ** * {
** * * * * * * *** **** * * ** * * ***
** *** * * }
** * * **** **
* * *** {
* *** * ** * ** ** ***** * ******** **** b);
* * * * }

}
answered by (-285 points)
0 0
prog.c: In function 'main':
prog.c:23:17: error: stray '\343' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                 ^
prog.c:23:18: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                  ^
prog.c:23:19: error: stray '\200' in program
  else if(i==0 &&\xe3\x80\x80h!=0)
                   ^
prog.c:43:17: error: stray '\343' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                 ^
prog.c:43:18: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                  ^
prog.c:43:19: error: stray '\200' in program
  else if(d==0 &&\xe3\x80\x80c!=0)
                   ^
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:108.162.241.32
©2016-2025

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
| 13.4k views
12,783 questions
183,442 answers
172,219 comments
4,824 users