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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* *  *     *  ** * *  * * * ****** *** * *    *** *        * 


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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()
{
*   *** ** ****  * *** ** *** * 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