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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  ** ***   **** * **    * ** * ******* ***  **  *** = sum + remainder;
*** ****  *    *  **** * *****   *** *      *  ** *   * /= 10;
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   *    *  *   * ******* *  
* **  ** * *   **   * *    **   *  ** **** * %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;
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** *  **   *   ** ***   *** **   *** **    **  * *  
* ****  ***  ***  *    *  *  **  if(a<=99&&a>9)
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   **   *       **  **     * * * *   * * %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