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