10-19 Exercise 3: Prints the number with its digits reversed

Question

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字，反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45

Answer 1

Hidden content!
#include   **   *   **  ** *
int main()
{
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* *   * *****   *   ** * **      *  0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 2

Hidden content!
#include  ***  **** ** **
int main()
{
****     *** *** *  * ** n, reversedNumber = 0, remainder;

*  * *  ***  * ** *** * *  * **     *  *** an integer: ");
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return 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 3

Hidden content!
#include<stdio.h>
int main(void)
{
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}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

Answer 4

Hidden content!
#include<stdio.h>
int main(void)
{
  **** ** *  *  * ***** *** * tab[5],i;
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  ****  * * * * **** * * ** *    0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

Answer 5

Hidden content!
#include **  ** **   ** 
int main()
{
 ** * *   ** **  **** *    * n, reversedNumber = 0, remainder;
* * *   * * * * ***     * * *  * **  ***    * *      &n);

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* *  **  ********  **  * *    ****  **** *  **  *  /= 10;
 **** * * *   * ***  * ****

*  *******   * *   *  ****** **  ****  *****   *   reversedNumber);

 *  ****   * * ** ** **** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 6

Hidden content!
#include <stdio.h>
int main()
{
  * *   *  **  ****  *  a,b,c,d,rev;
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 * **     * *     *  * ** **  * *
    * * * ** **    **** * ***   *   ****  ***
 * **    *  * ** **** ****** ** 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 7

Hidden content!
#include <stdio.h>
#include *     *   **    *

int main()
{
**** * * *  *** *   * ******  n, reverse = 0;

** **    *   * * ***  ***  ***** *  *     &n);

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**  *** ****** *  *  *      * 
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*  **   ** *  * *  * *  ***  **    **** *   * *** *** * **  = reverse + n%10;
**  * *   *  **** **   ** *   **    * *  ** *  *   ***   *   *    *  **     *** *   **   n/10;
 ******  * *** *** *   **  *

 * ** ***  ******* *** **   ** *** *   reverse);
 *  **  ** *  ***** ****  * 0;
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 8

Hidden content!
* ** ****** *  *  ***
int main(void){
int num;

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num/=10; * *  * *****  * * ****** * * 
}
** ** * *   * ****
return 0;
}

Comments

Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

---

-----------Re-judge-----------
Case 0: Wrong output
Case 1: Wrong output
Case 2: Wrong output
Case 3: Wrong output
Case 4: Wrong output
Case 5: Wrong output

Answer 9

Hidden content!
#include<stdio.h>
int main()
{
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**** * ** ** * **    ***   *  * 
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**  * *  * *    **     *
}

Comments

Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

---

-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output

Answer 10

Hidden content!
#include<stdio.h>
int main()
{
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 **** ** **     ***  *   * *    * *         **  ** * *   * * **  **** *  **  **  ** 
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 **  * * **  *** ***** * 
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}

Comments

prog.c: In function 'main':
prog.c:20:16: warning: too many arguments for format [-Wformat-extra-args]
         printf("&1d",a);
                ^~~~~