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);
     ^~~~~~