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);
     ^~~~~~