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);
     ^~~~~~