0 like 0 dislike
1.7k views
 

請設計一個程式,使用者會輸入一個字串,請判斷該字串是否為回文(palindrome)。

 

輸入範例1:

12321

輸出範例1:

12321 is a palindrome

輸入範例2:

apple

輸出範例2:

apple is not a palindrome

[Normal] Coding (C) - asked in 2016-1 程式設計(一)AC
ID: 20482 - Available when: Unlimited - Due to: Unlimited

reshown by | 1.7k views
0 0
Called for Help

31 Answers

0 like 0 dislike
Best answer
Hidden content!
*** ** *** ** ** *****
*** ***** ****** * *
* * * * ** * *** *

#include <ctype.h>

int main(void)

{
* ******** * ********* i,len;
*** * * * *** * ****** s[100];
*** *** * ** ******** *
**** * ******* ** * **** * * *
* ** ** * * * ** * ** * = 0;i < len / 2;i++)
* * * *** * * * * ****** *
*** ** *** ** * ** ** * * ** * * **** != s[len-i-1])
* * * ** * ** *** * ***** ****** * *** *
*** *** ** ** * * ** * ** * * *** *** ** ** * *** * *** * is not a palindrome",s);
* *** * * * * ** *** ** * * **** ** * * * * * * * * ****
* **** ** * ** * ** ** * ** * ** * * * *** ** ** **** * *
*** ****** *** **** * ***** ***
*** * ** * ****** * * * (i >= len / 2)  
*** ******** * * * **** ** * is a palindrome",s);

}
answered by (-124 points)
0 like 0 dislike
Hidden content!
*
answered by (-276 points)
0 like 0 dislike
Hidden content!
* * ** * *** * **

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

** * ** * ***



int main (void)

{ ** * * ** * *
* **** * * ** ** * * * a,b,c,d,i,k,j;

* **** * * * ** ** * s[99],z[a-1];



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

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

* * * * ** * * ***
** *** * **** * * ******* * (s[a-1]==s[0])

******** ** ** * *** ("%s is a palindrome",s);

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

* ***** * * ** ** * * * ("%s is not a * ** * **** *

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


* ***** * ** * * * *** * ** 0;

}
answered by (-122 points)
0 like 0 dislike
Hidden content!
* ******* *

***** **** *

* * ** * * *** * *

**** * * * *



int main ()

{ ***** *** **
* * * *** * * **** * a;

* * ** * * ** ***** * s[99];



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

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

* ** ** *** ***** *** ** *
* ****** * * ** * **** (s[a-1]==s[0])

** * ** **** * * *** ("%s is a palindrome",s);

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

* * * * *** * * * * ("%s is not a palindrome",s);

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


* * * * ***** * **** * 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include * * * *

#include * ** * * **


******* * * * ** **** *s)

 {
* * * * * * * *** i, len;


** * * ******** *** = strlen(s);


* * * ** ** * * = 0; i < (len /2); i++) {
*** ** **** * *** ** ****** (s[i] != s[len-i-1])
* * * * **** ******* * * ** ** 0;
*** **** **


****** ** *** *** * (i >= len/2)
** * ** * *** * ** * **** 1;
** **** * ** ***** *
* * ** * *** ** * **** * *** 0;

 }



 int main()

 {
* **** ******** *** s[256];


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

*** ** *** * ** *
** *** ** * * * * **** ** * * * ** * ***** *
** **** ** * ** *** ** * ** *** * *
* *** **** * * *** *** ******** * ** * * * * * * * *** is a * ** * s);
* * *** *** **** *** * ** * **
* ** * ************* * ** ** * ** *** *** * *** ** ** * is not a * ** ***** * s);
* ******* * *

 }
answered by (-143 points)
0 like 0 dislike
Hidden content!
#include  <stdio.h>

#include  <assert.h>

#include  <stdlib.h>

#include  <string.h>



int  main(void)

{
**** *** ** ****** ** i,j=0,flg=0;
** ** * * ** ** * *** a[10],b[10];
* * * ** * * * * * ** * **
***** *** * **** *** ** * ** * *** *
* * *** * ** **** ** * * ** * ** * ***** *
** ** * * ** * * * ** * * -1;i--){
* ** * *** ** * * * *** ** * * ** *** *** * * ** **
* ***** * ** * * ******** * *** *** * * ** * * * ** ***
* * **** *** * ***** **** * ** ***** * * ** **** * *** *** ** * ***** *
** * *** * * *** *** * ** * ** * *** *******
* *** * * ** * **** ** *
* * * **** ** * ** * ** * *** *
* ****** * * ** * * * ** * ** ** * *** ** ** *
* ** * ** ** * **** ****** *** * ******* * *** * * **** ** * ** **
* *** ** * * ** * * * * * * * **** ******* **** * *** *** * * *** * *** *** ** *** ** ***
***** * * * ****** * **** * ******* *** ** ****** * * *** * * *** * ** ** ***
**** ****** * ** * * **** ** * * * * * * **** *** * * * **
* ** * ** * ** ****** * * * ***** * *** ****
** ** * * ** * *

    
*** * ** ** * ***** ** **
** * * * * ** * **** * * * ********* **** *** is a palindrome",a);

    }
* *** ** ****** ** * ***
*** ** ** * ** ** ** *** * * ** * * *** ** ** * ** ** is not a palindrome",a);

    }
** *** * * ** ** * * *  0;

}
answered by (-158 points)
0 like 0 dislike
Hidden content!
* **** *** *** *
********** ** ****
* * ** * *
** ***** * * ***



int main (void)

{ * * ** ***
** * * * ** * * *** * ** a,b,c,d,i,k,j;
** * ** * **** s[99],z[a-1];


* * * * *** * * *** ** * **** ** *** ***
** * * *** *** * ****
* ** * *** *** * **
*** *** ** ** * * (s[a-1]==s[0])
* ** ****** * * ***** ** ("%s is a * * * ** * * *
**** ****** **** * * * *
*** **** * * * * * * * ("%s is not a * * **
*********** ** * * * *
** **** ** * * * ********



    return 0;

}
answered by (-136 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include * ** *



int main(void)

{
** * ** ** *** * * * * s[100];
* * * ** ******** i, j, n;
* ***** ** *** * * * **
* * * ** * * * ***
* * ** * *** * ** ***** ****
* ** * *** ** **** *** ** * * **** * *** *
** *** * * ** **** ***** * ***** break;
**** * * ********* * * ***** * * * * *
** ******* * ** * * **** * *** * * ** ** * * is a palindrome\n", s);
* * ** ** ** * * ** * ****
**** * * *** * * ** * * * **** * ** *** * *** * * is not a palindrome\n", s);
*** * * * * * * ** 0;

}
answered by (-100 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include **** * **

 

int is_palindrome(char *s) {
***** ****** * ** i, b;
* * ** **
* **** **** * * = strlen(s);
** * ** * ** * *
* * * ** * * ** * ** = 0; i < (b /2); i++) {
** * * ** ** **** * * *** * (s[i] != s[b-i-1])
** * * *** ** ** ** ***** * * *** * **** ** 0;
** *** * * ***
* ** * * **** * (i >= b/2)
** ** * * **** ** * * * *** * 1;
* * *** * * *** *
*** * *** ** ****** * * *** 0;

}

int main()

{
* *** * * * * * * s[256];
* * *** * * ****
* * **** * * * * * ****

**** ** *
* * ** ****** * ** * ** * * ** * **
***** ** * *** * ** *****
* * * ***** * *** ****** (is_palindrome(s))
** * ** * * * * ** **** * * ** *** * *** is a * ***** * ** ** s);
*** ** * *** * * * * *
** * * * ** * * ** ** * ** **** * ** *** ****** is not a * * ***** * s);
**** * * ** ** ** *** * * *** 0;
* ****** * * *

}
answered by (-100 points)
0 like 0 dislike
Hidden content!
#include *** ** * * *

#include ** ** **** *

 

int is_palindrome(char *s) {
* * * *** ****** * i, b;
* ** ** **** **
* *** ** ** * ** * = strlen(s);
** * * ***
** ** *** ****** * = 0; i < (b /2); i++) {
* *** *** ******* *** * *** (s[i] != s[b-i-1])
* * ** ** * ** * ** *** ** ***** *** 0;
** ** *** * *** * * *
*** ** ** *** * * **** (i >= b/2)
**** **** * *** ** * * 1;
* * * ** * *
** * * * ** ***** **** * ** 0;

}

int main()

{
* * * * * * * ** s[256];
* * *** * ** *
** * * * *** *

* ** * * ** ** *
** * ** ** * * *** * **** * **
*** ** * **** ** * * ** ******
** ** ********* **** ** *** *** (is_palindrome(s))
* * ** * * ** * * ** ** ** * * ** ** ** **** ** is a palindrome\n", s);
* * ** * *** *** ** ** **** ** * *
* ****** * ** ** * * * *** ** * ** * * ** **** is not a ** * * * s);
* *** ** * * ***

}
answered by (-100 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.59.44
©2016-2024

Related questions

0 like 0 dislike
7 answers
[Normal] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by 林佳慧 (-85 points)
ID: 20976 - Available when: Unlimited - Due to: Unlimited
| 496 views
0 like 0 dislike
24 answers
asked Dec 7, 2016 in 2016-1 程式設計(一)AC by Shun-Po (18k points) | 1.1k views
0 like 0 dislike
3 answers
[Normal] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC
ID: 20997 - Available when: Unlimited - Due to: Unlimited
| 327 views
0 like 0 dislike
3 answers
[Normal] Coding (C) - asked Jan 3, 2017 in 2016-1 程式設計(一)AC by 410425014 (-162 points)
ID: 20514 - Available when: Unlimited - Due to: Unlimited
| 370 views
0 like 0 dislike
5 answers
[Normal] Coding (C) - asked Dec 27, 2016 in 2016-1 程式設計(一)AC by 410342026 (-105 points)
ID: 20135 - Available when: Unlimited - Due to: Unlimited
| 508 views
12,783 questions
183,443 answers
172,219 comments
4,824 users