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!
#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:104.23.243.164
©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