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:172.69.214.32
©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
| 14.1k views
12,783 questions
183,442 answers
172,219 comments
4,824 users