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);
 ** **       *  **** *     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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*  ***  * ** * ** *   *   ***    ** **  %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(){
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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