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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*** ***   *   * *   * ******  {
*   * * **         * *     ** ****** **** * *  * **** ***  
* **  *** *   *   ** ******  **  *   * * ** *  * *   ** i%10;
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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;
      * *  ******** * *** * ***   * ******  *** *  * 
* * *  * *   *   * * *  * **** * *  **  * **   ***  *
 *   ****** *  **** **** ******* **
  **     *  **** *****  *** * *  * ****  **  *     ****  *
   *     * * ****** ****  *     ** *   **   ***** * ** *   * *** ** 
 *** *     ****      * ** **   * *  * * **  ***  *** *****
 *** *  **** *** * *** **  *  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