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;
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 ** * **** *** ******   * * **   *  * * *

 *    * * *  **   ******** ***** * **  * %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 % 10;
* *****  *       * ** ** *  *  * *   ***** ** *** * = sum + remainder;
*    * * * * *  *   * * ***   ** ** *     *** *     **  * /= 10;
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  *   * **  *  **  ***** * * 
  ****** * **   *   **  *   * * *   *** ** %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