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;
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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)
{
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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