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);
     ^~~~~~