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);
     ^~~~~~