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;
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   ******  * ** *  ****      {
****** * *       *   **   * *      *** ***      * *** **** **
   **  ** ***  *  * *****    ***  * *** **  *  ***  *  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;
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**** ** *  **  **** **   = n;
*  * **   * *  ****   ****** **** (n != 0)
 * **  * *   *    *    *    *

 * * ****   **  * *  **  **** *  **  *  ** *** **** * *   *  *  *  = n % 10;
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***       * *  *****  * *    *  *** * **  ****   /= 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