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

2 like 0 dislike
3.4k 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 | 3.4k 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:108.162.216.85
©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 | 3.4k views
12,783 questions
183,443 answers
172,219 comments
4,824 users