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);
     ^~~~~~