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