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

2 like 0 dislike
3.5k 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 | 3.5k 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:172.70.131.27
©2016-2024

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 | 3.5k views
12,783 questions
183,443 answers
172,219 comments
4,824 users