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);
     ^~~~~~