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;
* **   **   ** *  ** * * *  * *  ***       *     
* **     *    ** * **  *   *  {
**  *   *   * * *  ****  * * **  *** * ** **  *    *  ** *  *
* * ***    **  **  *    * *** *  **** *** *** ** * ** **  i%10;
 *** *   *  ** **  * **** * * **  *    * * * *   * * **
  * ***       ** * **   ** * ** ** *  *  

* **   *** *    **   *****   *  **** %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

Hidden content!
#include * ** *   * *  *  
int main (void)
{
**** *   * * *  *    **   ** ** * * n, count, sum, t, remainder;
* *  * *   *  *** * * *   **   * = 0;
 * * *** ***  ** **  **    * *    = 0;
  *****  ** *** ** ***  *     ****   ** * *** &n);
* *  ** * * **    **    * = n;
* ** **** * *  *    * *** *   ** (n != 0)
** ** *****   * * *** ***

 **** * **  ***    *    * * ***  *** *** ** *  **  ** **  = n % 10;
* * * * ** * **   ** * * ** **   **     *       * **  ** = sum + remainder;
**    ***    ** *** *** * *  *      * ** **  *    /= 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;
 *   *   * ***  ***  * * * *    *** * ** ***    * * ***   *    *    ){
*  ****   ** ** ** * ** *      * ** * ****  **** *    *
  * ***** * *  *  **     ** * ***    * *     ** ** *** 
 ** **   * ******* * * ** *
* ** ***  ***  ** * ********* *** ** %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