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!
#include<stdio.h>

int main() {
***     **** ****   ** * ***  b[4], i;
 *  * * **    ****  * ******    *   i<4; i++) {
  ***    **  * * ** ***** *** ** **** *   *   ***  * *** *  *  ** * *  &b[i]);
  **   *   *    * * ****   ***  
* *******  * * *  * *  *  * **  * i>=0; i--) {
**  * **   * * ** ***** * * *  *    *  *** ** ****   *** **    * ***  {
** * ** * *   * **   ******  **** *   *   *  *    *    * **  * *    * * * ***   **    ***** *  ** ****   b[i]);
 * *   *  *   *  *  *** ** *    ** ***  *** ***
 **** ***          **** 
}
answered
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 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,e;
 **  ***  * * * **  *  ** ** * * * *** ***** *  * ** *  *
* ****  ** * ********** * * **  ** ** 
 ** ***  *      *     ***    ** *   * ** * *
*  *******  *   * *  ***  * ***  ***  *
*   * ****  **  * *  *  *     *** *  *
  **     * *  * *    *   ***** ** **  ** *  * *** *   * ** *  **

   * *******     ****   *  * 0;
}
answered by (-255 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 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

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

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

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

 *   * * **      *** * ** ** * * * **  *    *   * *    **   ***
 *    *  *   ** *   * *  * * ** * 0;
}
answered by (-127 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 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(){
    int num[4];
    int i;
 * *** *****  ***** **   **   *  *  * *    
* * * **   ** ** *  **    *    **  *****    **  *  ** *     ** *** ** **   * * * 
    }
  ** **    * * ***  **** **** **   * 
**   ****** *  ***  **  * *  **** *  *** * * *  **  **      **  ***  *  *
 *** * *   *** ****  ** * **** **  **    *** **** ****   ** *  ** **       **          * *  
 **** * ****** ******** *    **  * *** * *  **    *    *  **
    }
* ** **     * **  * ** ****       * if(num[2]!=0){
* * *  ***   *  **** * *  ***   **   **  * * *** **  ** * ** ** 
***  *  *  *** *  * * ***** ** *     *        **   * ** ****** *** *  * ****  *** ** * ** ** **   *** *  ** *  *
****  *   *    **    **   **  *** ** * * **    *   
    }
*   ** ** *    ** * ***  *   * ** if(num[1]!=0){
      * *** *  *  **    *   ** ** ****     ** *    *   ******  *  **    ** * 
* *    **** * ****  ******    ********     * * *   **  *   * *  **  * *** ***      * *  **  *    ***    ** * * **
** *** * **   **  * **  * **        *     ** ***    
    }
***  *  * *  * ***       * * ***  * if(num[0]!=0){
* * * ** **** *    **  *****  *** * ****   * *****  ** **** *  
 * ******* *  **   * * **    *  **  * *****    **  * ** * ** *   *** **  * *  ** ***  * * *   * * **  *
** ***  * * ***** * * *    *   **  *  **    ****  * **   
    }
****  * ** ** ******* *** **   0;
}
answered by (-116 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 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!
** *  * * ** *  
* *  * 
{
  * ****   *      *   * 
*** ** ** ****  **  ** **  * ***
a = *  **
 ******* *******  *   =  **  

c = * * 
    * **  * ** * ***   *  =   * *

e =  * 
**   **    ** ** **  = * * 

g =  *
* *  ******  * *** = *  

** = c;
   =  
 =  *   

  *   = **
*  =   
   = * ***


*  =   **** * *  * *
  ***  **   **** *  ***

   **  **
}
answered by (-108 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main (void)
{
**   ****** * ** **  * * * ***  a,b,c,d;
*     * *      *    *  *    * *  *   *  *** * **  * **** ***  *******   *  *   
** *   * ***  ** ** * *   *   * ** *  * **** ** ******* **    * *** * * ** ***  *  ** **  
 ********   * ** * ** *    * * **  * *   * * *     * *   *  * * 
    }
 * *  * **  * ** ** *** * *** *  ((d==0)&&(c!=0)){
***     * * ***         * **** * *  ** ***  * **** ** **    ***
  *  *  ***        *     *
**** *** ***** ****  * *  * * **** *    ** *******  *  *
 * * * ***   * *   ****** **  ******  ** *   ** *  * **  
    }
*   ** ***    ****  ** *   *   *  **  ******  *  * ***  * * *     **   **** * *
  *     **  *** * ***   * **  *   *   *****  **   ** 
    }
*  ***        ***  * *     * *     *  ** **   *     ***  *  * *** **   * ***   
*    *    *  **** **   ***** * *  **  ****  ***
    }
* *       * ** **    * *  *   **   *     * * *  *   **  ** *    * *****
* **  **    * *****    *   0;
}
answered by (-204 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 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()
{
** *   *** *  **  * * ** ****** * a,b,c,d;
 * **  ** * **   * **** ** *    * * ** * * * *  *  ****  ****      * * ***    **
  * **** ******** *  * * ***  **    (d!=0)
*   ***    * *   *  
   *  * **  **  * * ****** *   *  * *****  * **        * * **   * **    ** ** ***
**  ** *  **** **** * ***  *
 **  **   *** * *   * ***** **** *
    {
    **       * ** ***  ** * * **  **     *  ** *   *    * * (d==0)
* *  *   **** **  *  * *  *      *     *   * *****  *   * *   **  **** * * *    * *  * *
    }

   * **** * ***  *  * * *** *** ** *
    {
 ***** * * ** *******  **   * * * *   *** *  **   ******  && c==0)
*  *  *  * * * *     *****  *  * ******       *  *****  *****   ** ** * ** * ** 
**   * *        * ** **   *
 ** *   * **   **  *  **  *** ***  *  0;
}
answered by (-281 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 like 0 dislike 
Hidden content!
* *     *    **** *  
int **** *

int main()
{
 *      * **** *  *  *  * **  *    *  ** * * *   * 



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

* ** 0;

}
answered by (-336 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 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!
 ** ** ** ***** *  
** *   ***
{
* *** *  ****  **    **** 
*  *  * *  *** * *   * *  *
a =   ** *
**    *     *    *** = **

c =   * *
   * *   **  *   * *   * = *   

e = ***
* ** ** *  *** =   * 

g =  **
   ** * *** *  * **  *** =     

 * = c;
*  =   
* =    

   =   
** = *
   =  * *


** =        ** *   **  
    * **** * ** * *

*  *   
}
answered by (-284 points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:4:19: error: variable 'h' set but not used [-Werror=unused-but-set-variable]
 int a,b,c,d,e,f,g,h,v,swap,temp,sum;
                   ^
cc1: all warnings being treated as errors
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()

{
* *  ***     * ***  **** * * * a,b,c,d;
  * * **** *******  *** * *  *      ***  *** ** ***   ***      **  * ***  * ** ** * *** 

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

***    * * *  **  *  *   *    (c!=0)
    {
  *  ** **   **  *  *  ** * *  ** * * ***  *  *    *       * (d==0)
   ***  *   * *     * ** * *  **   ** ***** ***  **  * *    * * ** **** * ** * ***   * *
****  **  *   *   *   **    

**   **       ** * *** * **  *   (b!=0)
 ** **  *     ** **        *    
 **    * *  * * *  *     *** *   *** *** *** * * *   *  ** (d==0 && c==0)
***   * ** ** * * * *   ** *  ** **  * *  ********* * * **  ***  * ****  *****
    }

return 0;
}
answered by (-301 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 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)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:162.159.115.9
©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