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);
     ^~~~~~