10-26 Exercise 2: Displays the number of its digits and their sum

Question

Write a program that reads an integer (1-4 digits) and displays the number of its digits and their sum. For example, if the number is 1234, the program should display 4 and 10

寫一個輸入四位整數 輸出數字的位數和位數的總和。例如，數字是1234程式會輸出4和10。

More information about Loops here.

 

Example input:

1234

Example output:

4 10

 

Example input 2:

245

Example output:

3 11

 

Answer 1

Hidden content!
  *    * ** *  * **  

int  ** *** *

int ****

int  **

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

 * * *   **   
a=    
 
}


* *  * ****  **  **


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

Hidden content!
 ***  *** * **   **

int         

int *** 

int  **

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

    * ** ****    *
a=  * 
  * 
}


 **  *   ** * ** *  ** 


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 3

Hidden content!
*   *   **  * * * *  *

int  *    *  

int       

int  **

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

    *  ** ***  
a= * *
   
}


 *      *  *  **  *   *  


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 4

Hidden content!
  ** **   *  ** * **

int  * *  

int  *  

int  *  

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

 *    *** *** * *
a= ** *
**  
}


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


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 5

Hidden content!
 ***   ***      

int   ** **  

int **   *

int  **

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

       * * **  *
a= ***
 ** 
}


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


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 6

Hidden content!
*****   ***  **  ** * 

int * ***  *

int * * 

int   

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

  *  ** ** *
a=  ***
 *  
}


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


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 7

Hidden content!
** **   * **  **  *   *** 

int **   * 

int    

int **

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

** **      
a= ***
*  *
}


*  ***       *    *  *  * *


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 8

Hidden content!
***  ***   *  ***** *  

int * *  

int    * 

int ***

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

* * *     * * 
a= ***
**
}


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


}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 9

Hidden content!
#include<stdio.h>
int main()
{
    ** ***   ** *   **     n,digits = 0,sum = 0;
** ***  *   ***   * ***   ** * **  *    * * *    ** **  *  *
*   **     ** * **  * ** {
**    ****  **  **  ***  *** ****  *     ** *    *** *** *  *  *
  ** * *** ****  *  * *  * ***** ** ** **  * ***** *   *  * *
     * * ***  * ** *  **     * *****       ****   **   * * *** *
 * *   ** * **   ** * * * *  * * while(n > 0);
    * **    *  **  *     **  **    *  ** * d\n",digits,sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 10

Hidden content!
#include<stdio.h>
int main()
{
     *    * *** *    ** *    n,digits = 0,sum = 0;
****  **    * *  *  *  **  *   * *   ** **  *  ***
* * *  ** *  ****  **** * *****  {
***     * **     ****   *    **      * * *******    * *
 *  **   *** * *  **     ***  ***  ** * ** * ***** ***   * * *
***  *   *    **   ***  **   ** *  *    ** *** *** ** ** ** * *  
  **  ****** ** ***  * *   *  while(n > 0);
* *       *  ***** * ******* ** *    **    d\n",digits,sum);

Comments

prog.c: In function 'main':
prog.c:11:5: error: expected declaration or statement at end of input
     printf("%d% d\n",digits,sum);
     ^~~~~~