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);
     ^~~~~~