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);
     ^~~~~~