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);
     ^~~~~~