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(){
*  ***  **  ***********  i;
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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