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);
     ^~~~~~