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);
     ^~~~~~