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

2 like 0 dislike
20.5k 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 | 20.5k 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:104.23.197.94
©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