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);
     ^~~~~~