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);
     ^~~~~~