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)
{
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}

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