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

2 like 0 dislike
9k 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 | 9k 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:172.70.126.133
©2016-2025

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 | 8.1k views
12,783 questions
183,443 answers
172,219 comments
4,824 users