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);
     ^~~~~~