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:172.69.58.131
©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 | 6.6k views
12,783 questions
183,443 answers
172,219 comments
4,824 users