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);
     ^~~~~~