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