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);
     ^~~~~~