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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 * **  ** ******       * ** {
 ***   ** * *** *** ***  ******** **  ** * ****** * *      *
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*  ** ** **** * ** *    * * *** *

 **    * * *       ** *   **  * **  *    * %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

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#include     ** *  *    *
int main (void)
{
*  ***   * **  *    *  *  ** ** *   n, count, sum, t, remainder;
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    *    *  **   * *    * **   = 0;
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  *     *     *** ***  *      **  *   * *    = 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;
*      *           **           ** *****  *  *  *   **** *
 ** * ** *  *   * **  * ***  **   **  **   **  **  *** * *    
**     *       * * **  *      *  **  
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   *   *  **  *  *   * * *  *      * ** *    *  ***     **
* **  ** * ** **   *   **        **   *  * * **   * *** ***   
* ** ********  *****     **   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