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);
     ^~~~~~