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