10-19 Exercise 3: Prints the number with its digits reversed

2 like 0 dislike
20.6k views

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字，反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45
[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
edited by | 20.6k views

64 Answers

0 like 0 dislike 
Hidden content!
 * *  **  **   ****
int ** * 
{
 **   *   *** int a,b,c,d;
 * *      ** **  ** *    ** %1d %1d  *****  **   * * ***    ** * **        
***     * ****** 
      *** *   ** *      * ** ****  *** **   **
**** *     **  *  
* **   *** *  return 0;
***** *   * * ** 
*   **  *   
   *****  *** **   
}
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
*   *** * *** * *  *  **  *   a,b,c,d;
*   **** **** *  * **  *     * * * ****  ***** *  *   * * *  **    ** * * * ***     ** 
**  *   * * * *    *     ** 
****  **** ** *   ****   * * ** **         ***** **  * ******  *  * * *   * 
 * **  *  *  ******    *  if(d==0&&c!=0)
***  ** *** ** ** *     *  * ***  **** *  ** **   ****  *     ********  *        * * * *
   **   * *    *  **     * **    if(c==0&&b!=0)
**  *    * ** ****  *   *****    **** * **  ****   *** ** * *   * ****
 * ***** * ***** ****    * *
** ********* *  *  * * *    **** * ** ********  *    **   * * ** *** 
** ** * *  *  *    *  *   **   0;
}
answered by (-258 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
* **     **      *      ** * *  * ** a,b,c,d;
* * **** *  * **    * *   *    ** *  **  **  **  *      * ***  *    * ** **    ****
*  ** ****  * *  ******
* * ** ***  * *   ***** *  **** ** ******  * **   * **  *** ** *    *  ***  ** **  **
   ****   *   *   *** **  if(d==0&&c!=0)
     *******  * * * *       ** * * **   **   *  * ******** * ****  * * * 
 **     ***  * * ***  ***** *  if(c==0&&b!=0)
*  ****  * * **   ** *   *        * **    ** **** ****      ******** **** * *
     *** * * * *      *** **** ***
* **** ***** **   **  **  **   * * *  ****  ***  *** ** ****   *  * *   *   *** ***
*     ***   ******* * **   ** 0;
}
answered by (-258 points)
0 0
prog.c: In function 'main':
prog.c:11:23: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%d%",c,b,a);
                       ^
prog.c:13:21: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%",b,a);
                     ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
**   ** ** ****     ** **  a1,a2,a3,a4;
**** *** * ****   *  **** * * *  ****   *** * *** ***** **** ***    *** ***** * ***  
** **   ****  * ** *** ****  * (a3==0 && a4==0)
    {
 *   * ** *       **    ****  * ** ***   **  **  ***  ***   *** **  ** ** *  *  *** * 
    }
  **     *** *   **** *    *  if (a4==0)
 *** *  *** **    *** * *    *
***** **  **  **       *** **   *******       * ****  ****    ***    ***   ***   ** ** 
 *  * * ****  **   ** ** *
 ** ** *** *** *    *** ***  *
**  **  ***  **     *  **
 ** *   *****  *** *  * ** * **    * * *******  * * **  * *** *   *  * *   *   * **   **** * * *
*  ***  **  **** *****  *  * **  
 * **      ***   * *  *** **** ** *  0;
}
answered by (-323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
*  * *   ***  *    

int main()
{
* ****   ** *    int  ***  * *
***** *    *   ** ***      * ** *  ***   **  
*** * *  *     a = e / 1000;
 * *   *  ** * *  * b = *     * **
* *** ** *   *  c = * ** **  
   **   *  **   d = e%10;
**  **   * *   * *  ** ** ***  ***** *        * ** * 
}
answered by (-285 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
*  **    *********   *  *  *  w,x,y,z;
*  ***  * ******** **    ***    *   * ***** **** ***    **   *     *  
    * ***  *     *   ** **   * ***  
** *  *  ******   ** *  
*** *** *** *      * **  * ** **   **   * ***       ** ** *   ** ***  *  *  *  * *****  **   *
    }
 * * * ** *  * *       *  **  if(z==0 && y!=0)
  * *** *   ** ***   *   **
 **  ***   * * * * *  ** * *  ******  *** *     * ** ***  ** *** * *   **  ***
 *  **      ** *  *  *    **
*    *  *  *  * * *** **** if(y==0 && x!=0)
***   *     * *  **  * ** **
* *** *  *  *  *  * *   ********* * **  **  *     * ** * *  *******    *  ***  ** * * 
 *  *  *   * **   ** ** ** *
*  * * * *** * * *  ** * *   ** if(x==0 && w!=0)
*  *  *  ********* ** * **
     ****** **  ***   ***   *** * ****** **** * *  *  * **    **  
    }
*  **   *   * ** ** **   * 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int
main(void)
{
  *****  *  *   *  * *****   *** digit1,a,b,c,d;

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

**   ** * *  ** *** ** ** **   (d!=0)
**  *     ** * ** * **** ** * 
***  *****  **    **   * * **  **  ** * ** *   *****  **       ** *** *    *  *
 *  **   * *   *** **** *

 ** ***   * ** *   *  *   **  if (d==0&&c!=0)
* ***    **  ***      **  
*** *   **  **** **  * **  ******    ***  ****  ** *  **       *** * **  * *
* ** *  *    **  * *  *****
**    **  * ***  **     *******    if (c==0&&b!=0)
    {
 ** *   ** **  *  *    * *** *    *  *  **  **** *     * * ** * *  *****  
 **  * **  *** ***** ** *
* ** ** ***** **    *   
* *   ** **  ** ** ****** 
 ** * * * * **  ** ******* *** * *   * ("%d",a);
    }
**   ***   **    **  *****   (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 1
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int
main(void)
{
 * * *****  *   *  * ***** ***      digit1,a,b,c,d;

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

*  * **   * ****     * *****  (d!=0)
***  ***  * *   ** ** * *  
 * * * * *  * * * ** * * *   ******* ** *   * * * **      *   * * * *    
 ***  * ** * *  *** *    ** 

** *** **  **   ********* *  if (d==0&&c!=0)
* *    ****  *  *    ***  **
* **         *    **  * *  *** ***  * **  ****** * *   **** **  * ***      **  **  
** * *  ***  * *****  *  ***
 ****    ** *   * **  *   ** if (c==0&&b!=0)
    {
*** * **    * *  *  * **** * * * *  * **  ** *** **  *****    ** **  *** * 
*     **** *  *  **  ** *     **
   ** *         * * ****  ** *  
*   *   * * * **** *** *  
 ***   ** ** * *    ****** ***** ("%d",a);
    }
    **  **   ******    **    (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike
Hidden content!
* * * * ** *

int main()

{int * *
* * *** * %1d %1d * **** * ***** * *** *


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

}

else * * * * * * **
** * **** ** ** ** **

}

else * * * ** ** b!=0){
* ** *** * ** **** *

}

else *
* **** ** **

}
0;

}
answered by (-329 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 *   *   * **** ****
int main()
{int * *** 
 **** ** *      ** * **** **    * *** ** **  *  **  **

   *   
  ** ***  * ****  * * *   **  ***** 
}
else ****   *  *     ** c!=0){
 **    ** **  *   *   ***     *** *
}
else *  * *   ** * **    b!=0){
***   *   **    * **** * ** 
}
else ***  * **   ** a!=0){
* *  *******      **     **  
}
else {
 * ****  *   ** *** * *
}
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:16:17: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d,a");
           ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:16:17: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d,a");
           ^
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:104.23.243.165
©2016-2026

Related questions

1 like 1 dislike
85 answers
10-26 Exercise 2: Displays the number of its digits and their sum
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited | 20.5k views
12,783 questions
183,442 answers
172,219 comments
4,824 users