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);
     ^~~~~~