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

       * ***  **  *   * ** *  ** * * %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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*** **   *     ***  ** * *****    * **   ****  ** *       /= 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