2 like 3 dislike
20.4k 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 | 20.4k 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:172.70.111.51
©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
| 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users