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;
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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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******   *  * ** **     * **** *  *  * * *  ** **    /= 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
   **  * *  *  * *    * ****    ***  **   **   *    * *   * * ** ){
***      **  **** * * *  ** **  * *  ** * *  ** *    *** *** 
*    *** ** **   ***    ***     * *  * ****  ***  **  * *  * 
****   *  **  ** *  * *  *
*** **** ** **** ** *  ** *    **    *** %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