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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*   * *** *    *   *   *  *   **    **   *  ****    **  *  = sum + remainder;
* * *   ** **  **      ***     **  **** * *     *   ****   /= 10;
*** *    *** *** *     ** *   * * *   **** ***** * **  * * **


 *** ***** ***  ** ** * ***
 *    ****     **      *     *   *******   **   %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)
 * * * ******   * * * ****** *  *  ***   *  * *  
  **** *   ** * * ** ** * ** *
**  *     ** *  * *       **     *** **   * *** * * 
*    * *      ***    * * *  * *    *   ** * %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