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!
#include<stdio.h>
int main(){
*  * *  ***   *** * *  * *** i;
 *  ** *   **   ** ****     *** sum=0,counter=0;
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* **  *    ** ** *   * *    ** ***    * *  ***  ** *** **    *
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 * *   * *    *  ******  *   *** *    *

***   *   *****  * **   *      *   *  *   %d",counter,sum);
** * *  * **** *  ** * * * *  * 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

Answer 2

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#include  * ** *   *  **
int main (void)
{
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 *    * ** * *****   **

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*   * ** * *  **    ** **   *    **  *  *** * ***  *   *** * /= 10;
* ***   *   **   * **    *   * ** * ** *  **   **  


*    *** ***   **** * *******
**** ** ** ***  * ***    * *** *   %d", count, sum);
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 3

Hidden content!
#include<stdio.h>
int main(){
 *  *  *     ***      *  *     *   i;
 * ****   **  * ** **  * ** ** sum=0,counter=0;
*   *   *  ** *  *  **  *    *** ****  * ***   * ** * *  *  ){
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  *  * *   ***   *   *  **
    ******      ***  *    *      *  *  %d",counter,sum);
 * ** *** **** *  * *****    **    0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output

Answer 4

Hidden content!
#include<stdio.h>
int main(){
** * * **** * *  **      ***  i;
   **   ** * *   **  **  * sum=0,counter=0
****  * **  *  *  * * *** * **      **     **  * *** **** * *** ****  ){
   ** *****       * **   ** ****  *****  * **  * * ***
** * *    **  ***   ** ****  **  * **** *     *   ***    
  *    *  **   ** **  **  **   ***
***  *  **  ****    *  ** *  *    *  ** %d",counter,sum);
 * * **  ***** **  **  * 0;
}

Comments

prog.c: In function 'main':
prog.c:5:5: error: expected ',' or ';' before 'while'
     while( scanf("%1d",&i)!=EOF ){
     ^~~~~
prog.c:3:9: error: unused variable 'i' [-Werror=unused-variable]
     int i;
         ^
cc1: all warnings being treated as errors

Answer 5

Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
   * ***  *       * ** * ***** a,sum,b;
  ***  * *   ****** **     *  *    *    ****    ***  *   
  * *   *   **       ** *** * **      * ** ** 
*  *   * **** ***     *** * * * ** * 
**    *** * * ***   **  *  *** * *    * * **** ***  **  
 *  ***  ***   ***      *** **   *** * ** ********  **   *   
*   ****   *** * *  **     *****   **  ** *  **** *   *  
*  *      ***  *  ** ** if(a<=99&&a>9)
* * ** *     ** ** ** *  **      * **    * ** **  ***  **
* *    ** * *  *  * ** *** *    
 ** * * ****** *** *****  *      ** ** * ** * * *     
 *  *   **   ***   *  **    ** * **** *** %d",b,sum);
* **  *** *   **   ** **  ***** **** * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output