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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** * ****** * ***    ***  *  *     *      ** *  **** *  * /= 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;
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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

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