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:172.71.254.154
©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