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

2 like 0 dislike
22.1k 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 | 22.1k 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:104.23.197.65
©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 | 22.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users