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;
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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

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

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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