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);
     ^~~~~~