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);
     ^~~~~~