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