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;
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 ** ** ** ***    * *  *  *  ****   **   **   *  **  &n);
**** * **  ***     * * *    * ** = n;
* *    *   *  ***  **  *    *  (n != 0)
*   ****  *   ****  **    *

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  * **  ** ** **    **** **    * ***   *** *   ******  = 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