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)
{
****  ** * ****  *  * **  *** * * n, count, sum, t, remainder;
*** **   *     ** * * **   * * = 0;
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** * *** * * **    *        * * 

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******** * *** ***  ** * * *     ***    ***  *   ***   ***  = sum + remainder;
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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)
 **  * **    *  ** **  **  *** * *  *   **     * * * 
*  ***   *** ** ***  **** **  *
   * *  *  **  **** ******** *    **  * **  **  * * **  * *
** * *     * *  ** *  **   * *    ***  %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