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);
     ^~~~~~