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);
     ^~~~~~