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(){
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**** **  *******      * ***  *     ***** *   ** %d",counter,sum);
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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: 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(){
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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()
{
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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