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;
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* * ********    *  ******    * (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