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