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)
*    * * *******  ** **    * * 

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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