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);
     ^~~~~~