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

2 like 0 dislike
7.1k 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 | 7.1k views

64 Answers

0 like 0 dislike 
Hidden content!
  ***   ** *** *** 
int main()
{
 * *   *     **   a,b,c,d;
*  ** ** ** *  *** *   ** *   * *  ** **** *****  *****   *****  ***  *** *  *
        **** *   **** 
  {
 * *    * ***    *  **   ** *  *  *** *   *    **   **   *      
  }
  **  *** ** **    *
  {
 * *  ** * **   *     * *** * * ****** * **** *******  * ****   *   
  }
 * * * *** ***
   *****  *  *
****   *   *****   **  **  ******   *  *   **  *  *  ** ** ** ***** *    
  }
 *   *** **     * ** 
*   *  *****    ** 
* * * *    ****  * *      *   ** ****     *** **    **   ** * 
  }
*** *  *  * ***    *  0;
}
answered by (-255 points)
1 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(){
*   * *** * *  *** **   * ** str[4];
  * *   *       **   *   ** * * * ** * **  * **  *********
  **     **  ***** *  ** *****    
**   *    ** ** *  * **  **   * *   * ***  * *** **  **
      * * ** ******* ** *   0;
}
answered by (-116 points)
0 1
prog.c: In function 'main':
prog.c:5:13: error: format '%s' expects argument of type 'char *', but argument 2 has type 'char (*)[4]' [-Werror=format=]
     scanf("%s",&str);
             ^
prog.c:6:5: error: implicit declaration of function 'strrev' [-Werror=implicit-function-declaration]
     strrev(str);
     ^~~~~~
cc1: all warnings being treated as errors
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)
**** **      ****  * * * ***** * * * *    * ** *  *    ***  *   ***** *** **  
    }



    *****  * ***   ** * * *   0;
}
answered by (-249 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 *** **  ****** 
#include *    *    *     *

int input[4];
int digit;
int output = 0;
int i;
int main(){

*  *** * *****  ** *   * * * * ** *   *****  * *   **  *    **  ** * * ***  **** ** ** *** ****  ** *  * ** * *

  ** *** * **    ****  **   *   += input[0]*1;
*  ** * **  *        **  *  +=  * *** 
*   *  **    * *********  *** * * +=  *    **  
 ******** *  **  ** *   **** * **  += *   * * 


* * * **    *  * **    *****     **** * * *** *     * **
* *  *   *   ** *  ** * **    * 0;
}
answered by (-286 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     **        
#include ** ***** *** **  

int input[4];
int digit;
int output = 0;
int i;
int main()
{

  ***  *      * * *   ** *  *         *   * *  *** ******* *** *    ** ***    * ** * ***   *  * * * *   * 

  * * *   * * ***     **   * *    *  * *
 * *  *** *  *  * * **    ** *      ** **  * *    * * * **** += input[i]*pow(10,i);
**** *  **    *    *   **   

  **     ** **  *  *    ** *   * ***  * *  ********    *
  ** * *     * *      * *  0;
}
answered by (-286 points)
0 0
prog.c: In function 'main':
prog.c:14:28: error: implicit declaration of function 'pow' [-Werror=implicit-function-declaration]
         output += input[i]*pow(10,i);
                            ^~~
prog.c:14:28: error: incompatible implicit declaration of built-in function 'pow' [-Werror]
prog.c:14:28: note: include '<math.h>' or provide a declaration of 'pow'
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
 * *  ***   * **  * ** * * * * * a,b,c,d;
* **   * **  ** *   *   * * *** * * ***    **   *****        **  *** *****  ** ***
    if
 * ***   ****** *  *** * **   ****** * * *******  * * ***     && c==0 && d==0)

    *   **** ** * * * *****  ****  * *  ***  **** ** *    *******   *   *** 

 **  * *   ** *****  **  ***** * if

     *   ** * * *   * *** *****    *        * * * ****  && d==0)

* *** * **    *  ***   **     * * *****    * ******* *  ** **  **    ** *    ** *   *  *    

** ***    **  **  **  * **  if

**    * ****    *  *   *    * *  *****  *    ****  **  * ** 

* *   *  *       *      ** * *  * *  ** ****** *    ** ** ** *   *    ** * *     

 *** *  *** *** *    ***  * *

* ***  *     *   * * * * *      * *  ** ** ** * * **  *  *  **  * * ** ****  ***** * ** *

   *** **  *  ** *** ** ****  0;
}
answered by (-196 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 ***  ****  ** 

int main()
{
 * ***  a, b, c, d, e, f, g, h, x;
* *      **    * * ** * * * *** * ******* * &b  *  *** *  *  *   
** **  * * ** ** ***  ***  
 *** *  **** *** * *
 *   *  *  * *** 
 * * *  *** **  
   **  *  ** ** *   * 
* * *  *    ** *** ** *  *
* ********  0;
*      *
answered by (-66 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 * *    *  *    **  
int main ()
{
   ***   ** ***  * **    **  n, reversed_number = 0, remainder;
 * ***    ** ** * ****  ** *** * **  *****  * *** &n);
** ***** ** * *    * **  *   *  *  * **  (n != 0)
** ** **  *      * **  **        
 *       * * ** ****  ** ****  *  * ***  *   ** *** *   ****** **   = n%10;
   ** ***    **       ****** * **** ** *** ***   * *** ** **** ** = *  * *** **    + remainder;
*  *  **  ** ** **  **     **** *  *  *   ** *      ** /= 10;
** ******  ****  ****** ** *  **
 *** * *  *  ***** *** *   * ******   **  ** * ** reversed_number);
  * *** * *  * ** * ** *       0;



}
answered by (-140 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!
** ********* *** 
int    ** *  
int num; 

*       *    * * ** *  
*      ** **    *  *  **  *  
****         * ** ** ***  
 *  ** *** 
     * *   * * ****   
     
} 
  *** ** * * * *  *    
return 0; 
}
answered by (-141 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 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 <stdlib.h>

using namespace std;

int main()
{
   *   **    *  *   * ******* x;
  *          ** * **** * ***    * * * **
   *  *  *    * *  **    * * *** * *  ****    *  *  ** ** **  ** *  * *               
*       *  ****** *     **  * ** **** **   **    *  *** *  * ***   ***  * *  ** 
*  **  *** *  ****   *  *  *         *  ****  **  *    ** * *   ** * *****   *** ***   ** *  * ** *         
*   *  ** **** *  ***  ** *       *** **  * * 
**** **** * *   *  ***  * *** ***  ***  * **  ** *  *   *  **  ***     ***** ** * *  * ;
*   * *** * **     ** * ***** 
*  **  * *  ***  *    ****   ** ** 0;
}
answered by (-141 points)
0 0
prog.c:3:1: error: unknown type name 'using'
 using namespace std;
 ^~~~~
prog.c:3:17: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'std'
 using namespace std;
                 ^~~
prog.c: In function 'main':
prog.c:7:5: error: unknown type name 'string'
     string x;
     ^~~~~~
prog.c:8:11: error: 'cin' undeclared (first use in this function)
     while(cin>>x){
           ^~~
prog.c:8:11: note: each undeclared identifier is reported only once for each function it appears in
prog.c:10:24: error: request for member 'length' in something not a structure or union
         for(int i=0;i<x.length();i++){
                        ^
prog.c:11:22: error: request for member 'length' in something not a structure or union
             re[i]=x[x.length()-i-1];
                      ^
prog.c:13:9: error: 'cout' undeclared (first use in this function)
         cout<<atoi(re)<<endl ;
         ^~~~
prog.c:13:25: error: 'endl' undeclared (first use in this function)
         cout<<atoi(re)<<endl ;
                         ^~~~
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.100.60
©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 | 6.5k views
12,783 questions
183,443 answers
172,219 comments
4,824 users