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);
     ^~~~~~