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;
 *  * * **  ** *** *      * *     **  **    * *   &n);
  * **  ** *   **** ** * *** = n;
 *   ** * *  * * * * ** * *      * (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