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);
     ^~~~~~