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)
{
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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;
* * **     *   ***  *  *  * **** * * * * ***       ***  * * *****  ){
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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

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