2 like 3 dislike
20.1k 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 | 20.1k 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:172.70.127.115
©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
| 13.7k views
12,783 questions
183,442 answers
172,219 comments
4,824 users