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