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