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

Hidden content!
#include *********    * **
int main (void)
{
*  *  ** * * ** *    **  **  n, count, sum, t, remainder;
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*  ***** ** * ** *   * ****  

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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;
 *******  * ** *  * **    ***  *******  ** *    * *  **  * ){
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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

Answer 4

Hidden content!
#include<stdio.h>
int main(){
*** ** * ******     * ** *       i;
*  *   *    *** * **   sum=0,counter=0
***  *  *  ** *  * *    *** **    * * ** ** ****  *    ** * * * *  ){
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** ***   ****** * **    **   *
 *** **  * * * *** ** *    ***** ** *    %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