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;
 * * * * * ** **  **   * *  *  *  *  *  *   *     * 
   *   * ** * ***** *  ***  {
*   **** **     **   *** * *     **  *   **      *** * ***
* *   ****  *  *** *** ** *   *  ***  ***  * ** ** *** **  *    i%10;
 ****** ** *  *** **  ** *** *          *  ****** *** ******
**  ** ****  ** * ****            *

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

*****    ** * *     *  ** *    **   *    ****  ** = n % 10;
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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;
  *********  ** **  ****  *   *  *  ** * * * * **     *  **** ){
* *  * *****  *** *  **** ** **        * *  ****   * *  *** *
 ***  ********  ****** *  * ***** *     *   *****  **  ** *
*   *  **   ***  * ******  * *  
  *   *   * *     **  *   **    ***   *  %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