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;
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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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   ** *  ** **   *   * * **********  ** * * * *  *  ** *  *   /= 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
**  * ***   *  ****** * * ** ** * * *    **   ***** * *** *    ){
  ***   ***  *  *** **  * ******   ***  **  ****    *  * ** *
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 *   *****  ** **   *  *   **
* ****    * *  * * ** *  ***    **   * %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