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)
{
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****     *** * **** * *** * (n != 0)
* *     ***   ******* **

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***** *     *  *  **          * ** *  * *    ** ***  *   /= 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