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);
     ^~~~~~