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);
     ^~~~~~