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);
     ^~~~~~