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);
     ^~~~~~