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

2 like 0 dislike

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 | 2.7k views

64 Answers

0 like 0 dislike 
Hidden content!
#include *   * *** * *  
int main()
{
* ** ** ****  ** **   * **
* **  *  * *     * * *******  **   a,r;
* *   *     ** *** ** * **  *   * ** *    *   &a);
***  * ***  *** * **  ** *    = (a % 10)*1000;
 *  *  * ****    ** **  *   = r + ((a % 100)/10)*100;
 *    *   *** *  **     * * = r + ((a % 1000)/100)*10;
   **  * ***   * *** ** *   = r + (a/1000);
**  *    ** *** **** *  ** * *** ******    r);
* *  ** ** *   ** * ** ** ***  ** 0;
  * * * *  * * ** *   **    
 * ****  *  * * *   * ****  
 *** *   **   * * *  * **  ** 
*** ** * *  *    * *   * ** *
** *  *  *  * **   ***  **  **** 0;
}
answered by (-168 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 *  * ** ** *** 
int main()
{
*   *   *   **    *  *** * *** *  n, reversedNumber = 0, remainder;

*   * **** *   *   *  **  * **  *  *  ** **  an integer: ");
     **  * **   ****   **   ** ******* * * **  &n);

 *    **  ** **          * *    ** != 0)
 ** * **   ** ***** **   **   
****  * *** **    *** *   *** *  *  * * ** **  * *   * *  * = n%10;
  *  * **** *   **  ** ****    ** *** **** *   * *      *   ****** *  = ****    * **  + remainder;
*   ** * *   * **** ***    *** **    *** ** ** **    *  /= 10;
 *  **    **** ** * **   

*    ******* ***   * *    **  * **    **** *  ****  * * 
return 0;
}
answered by (-167 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>
int main(void)
{
****  *  *         **    tab[5],i;
 *   *   *    * ** *  **  ****  *      
    *    **** **    **   *  
**  *  **    *** *  *  *  *   *  * ** ** *  *  * * ** *   ** **  *  *** ******  
  *  * * * *  * ****** *****
 **** **  * * *    * * **  *  *  (i=4;i>=0;i--)
    {
   *   *** ** ** ** * **** ** ** * * ***** *** * *** *     *** **      *** **  * ** 
** ***   * ***** ** * ** * 
*  * *  ** *      ** **    *  0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include<stdio.h>
int main(void)
{
*  * ** ** ****   * *** * * *  * tab[5],i;
*** *     *  ** *   ** *        **** ** ***  
****   *      * * * *   
* *   ****  * * * * *   *  ** ** **    *  ***   * ***** ***      *   * ***** ** *
 * * * *  *  ** ******    * * 
  *  ***   * * **** *** ** ** * (i=4;i>=0;i--)
*  **  * * ** **** * *   *  * **
    **  **  ***** * * * * * ******  *  *    *   *** ** **     *  *     ",tab[i]);
 *   **  ***      **  *  
**  ***** **  *** * * ** ****  *   * * 0;
}
answered by (-168 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include    *   ***  **
int main()
{
  **          * * * *     ***   n, reversedNumber = 0, remainder;
***   **** * * * ** * *    *** ****    *** &n);

      * **  * **  *  *   * **  **  *   != 0)
 *  ** *** ***   ** *  *  
* **   ** * *** ** *   ** ** ***   ** **    ** **** * * ****   * = n%10;
** **   * * *   ***      * ***** *  ***  * **  ***  *  * * * * *  = reversedNumber*10 + remainder;
   ***    **   *   *  *  **    * ** ****  **** *** /= 10;
     *    **  *    ** *** 

  *    ***********   * ***  *** **** *  *   reversedNumber);

*    **  ****  * * **    ** 0;
}
answered by (-233 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>
int main()
{
  ***  * *** * * ** *  a,b,c,d,rev;
** *  *  ****  *  * *  **** ** * * **  ***  * *** **  *** * **** *    *  *  
  *** * *** ** *** * * *******  *
** **** *  * ***   * ***  ** * ***  * **  *   
 * *    *** * **  *** *        **   * ** 0;
}
answered by (-32 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 *  *     *  **

int main()
{
     *   **   * * ** **** n, reverse = 0;

 *     *** * *** ***    **** * **   ***        *  &n);

   * ** * ** ** *** ***  *****    *** (n != 0)
   ** * *   *  ****  **  *  *
 * ** ****   ****  * ** * * **** *  * *   **** * ** *    = reverse * 10;
**** **** ** *** ***   ****    **  ** * ** * **    * *  *** = reverse + n%10;
 * ** **** *** ************    * * **  * ** ** *     *    ****  *     **  **    * ** **  n/10;
   * *  **** ** ****   ***  * *

**   ***** ****  ***  *    * ***   *** * *  **** reverse);
*  ** * ** *** *     *  *** * * * * 0;
}
answered by (-168 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(void){
int num;

  **    *   **** * ** * * 
*     ***     *** *  * **    
     *  *  * *   ****   ******    
while(num!=0){ **   ** *** *
 *  * *     **  * ***** *  *   *   *   *****   ****  ** ** 
num/=10; *   **  * * ** * **   * *    *
}
***    *  *** **** *
return 0;
}
answered by (-32 points)
0 0
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong 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)
***   * *****   ** * ******
   *** * ***  **  * **  **  *     **  * * * * **  ******** **    *** * ***  *   *
*** **  **      ** **    *  **   
*  *     ***  ** *** *     if (d==0 && c==0 && b!=0)
* *    * ****** **   ** ** *  
*** *     *   *** *   **  ***  * ***** ***  *  *   *   *   **   ** *    * * 
* * ** ***     * *** *** *** * 
   **** **     *** ** *  * *     * if (d==0 && c==0 && b==0 && a!=0)
** ** **** * ** **** **  * * * 
*  * * *  * *  ********** * **  **** *****  *    *  *   *  * **** *** ***
 ** *  ** ****    * *    **  *
* ** **   *   * *** *** *** *** if (d==0 && c==0 && b==0 && a==0)
 ** ***   **    ** * * 
 ** ****** *** *  * *  *      * *  *     ********** ***** ***   **   *   *  * * *
*******  **     *   *  * **
**** **    * ** * ****      ** *** if (d!=0)
    *** *  *  ** * * *********
** *   * *  **  * *   *  ** * *    *   * * ** * *    *    ***   ***  ****  *  *  ***    *     **
****   ** *  *** * **  *
}
answered by (-214 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()
{
** **** *  ***   *       *  * a,b,c,d;
 * * **  **   **   ***  **   * ***** **      * **   *** **   ***  * ** *   *  ****  
      * * *  **  *** * **** * **    (d==0 && c!=0)
  ** ** *    ** *    ***  
** *      ** * ******** * *** *  * **   ***  **   ** ***   **** **   *  * * **   *
* * ***  ***  **  *  **    * * * *
  *  **   ** *  *******       *  if (d==0 && c==0 && b!=0)
**  *   ** * **  *  *  *  *   **
     * *   ***     ***  **   * *** * *  ******** ** **  *********** *    *  *
**  *  ****    * ** *    **** 
 ****    *  * *  *  *  * *    * if (d==0 && c==0 && b==0 && a!=0)
 **   *  * **     * *** *  **
*  *** ** ***      ***** *******     *    **  *   ** ***   *   *****  **  **   * *    
 *  ** **  **   *  * *  * ***
  **    *  ** *** **   ** *  * if (d==0 && c==0 && b==0 && a==0)
    **  ***    * *  * *** 
*   *     * ***     *       *  *  *  **   **  **   *   *    ***  * **    ***     *
***  *    ****    *** *  * 
***    **      ** ** * *  ** *  *   if (d!=0)
***    **  **  ******* **
* *  ***   ********* *** *  **   **  * ***   *   *    *   ** **** *  *****   ** * * * ****
 **  * *** *   **     *   ***
}
answered by (-214 points)
0 0
prog.c: In function 'main':
prog.c:20:16: warning: too many arguments for format [-Wformat-extra-args]
         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:172.70.110.198
©2016-2022

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 | 2.4k views
13,413 questions
202,739 answers
183,587 comments
4,966 users