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;
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  * *  ***   *  **  ***  **** = 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