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;
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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;
*** *  ***    * * *         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)
******** ***   ************ **  * *   **** ****    **** 
* *  **  *  **  *  * ** **   ****
*** *  *    **   **    ** ***  ** *  ** *    **  ** * *
 *  **   * ***     ** **** ***    ***   * %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