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