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);
     ^~~~~~