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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**  **   * **** ** ** *   ***    ****    *  ** ***** ***    *
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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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*  ******* ***       ** *    ***  *   **   **     ** ** *  *    


* *******   *   * *** *** 
*    ** *  ***   **    ***** *  ** **** %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;
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** ** *  *  *  ***      *      *** *     ****  **** *  *** *
* *   *  * * * **  ** **  ***** **  ******* ***  *   *  * 
**** **  **  ***    * * * *  if(a<=99&&a>9)
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* * **  *  **       **   ** * *
 * ****   ***    * **    * * ** ** * *  **  **    ****
 ** * *  *** *** ***    **  ** ** ** ****** %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