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;
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**       **  * *** ** * ****  {
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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

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#include  **      ** *** 
int main (void)
{
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*** ** * *  ** ****   ****

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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
*** * *** *   ***  **** * * * ** **  *** * *    * * ** **** *  *   *** *  ){
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***** **** *******   ***   
*** * ** *****  ** *   * *  ** %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