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

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#include   ** *   **  ** * *
int main (void)
{
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 *    * **** ******* * *     **   * = 0;
 **** **    **  **** ***** *   *    = 0;
  **        * *****  **** *** ** *  ***   *    &n);
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*** *   ** *****   **** ***** *   (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