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