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);
     ^~~~~~