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

Hidden content!
#include *** ** **** 
int main (void)
{
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***     * ****   *   *  ** * ** = 0;
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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
*** ***  * *  *** * ** ***     * ** * *** * *   *** **  * ){
   ***  *       * ****  *****   *  *  **  * ***  ** *    *  ** ** **
* *** ***    * * * *  * * *****  *  * **  ** ** ** * ****   * *** 
 ***   *  ******  ***   ***** 
**   * ** *** *   * ** *  * ***    * * **  %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)
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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