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;
** **  * *     *  *    *** ***  ****  *** **** ** = sum + remainder;
*  * **** * *****    *  *  *        ** *  *  ****  /= 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