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

2 like 0 dislike
23.6k 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 | 23.6k 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:104.23.243.108
©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 | 24k views
12,783 questions
183,442 answers
172,219 comments
4,824 users