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