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);
     ^~~~~~