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