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