0 like 0 dislike
5.8k 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
[Exercise] Coding (C) - asked in 2016-1 程式設計(一)AC by (18k points)
ID: 20980 - Available when: Unlimited - Due to: Unlimited

reshown by | 5.8k views

43 Answers

0 like 0 dislike
Hidden content!
#include *** ** * * *
** * *** ** ****
** ** ** ** ** *





int ******
***** ** *** *

* *** * **** char a[100];
** ***

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

* *** * * int * *
** ** **** **

** * *** len = ** *
*** ** **

* * * * *** for (i = 0;i * * *** * *
* * ** * * * * ** ** * *

* * * ** * ** * * **** if (a[i] != * * *
** * ** ** * * *** *** {
* *** * * * * * * * * * *

* * * ** * * ** ** j = 1;
* ** ** * * * * ** * **

** * ** ** * *** *** break;
* ** * *** ** ** ** * ** **

* * ** * * * * * }
*** * ** * * * ** ** ****

* *** ** * * * * ** else if (a[i] == ** *
* ** * * * ** **** *

* * ** ** * ** ** * j = 0;
* ** * * *

* * ****** * ** }
**** **

* * * if (j == 1)
** **** ** * * *

** * * * ** * is not a * * ** ** *
* * *

* *** * ** * * else if (j == 0)
* *** * * ***

* * ** ** ** ** * * is a * ** ** * * *


* * * * * return 0;
* * * ** ***

}
answered by (-157 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>

#include<stdlib.h>



int is_palindrom(char*s)

{
* *** *** * * * ***** i,len;
** ** *** *** ** ** * = strlen(s);
* ******* *** **** ******** * * *
* ** * * * * * ** ** *
** ** * **** * *** * * ** * * ****** * ** * * * *** ** ******
** ** * * * * * **** ** *** ** * * * *** * * * *** 0;

    }
** * * ** ** * ** ***** * ** >= len/2)
** * * *** *** ** * **** ********* ** ** * 1;
* * * ***** ** ** * *
* * ** * * * * * * ** *** * ** ** ***** * 0;

}

int main()

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


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


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

    }

}
answered by (-90 points)
0 like 0 dislike
Hidden content!
#include <stdio.h>

#include * * *** ** *** * **



int main(void)

{
** *** * ***** ** s[1000];
* ** **** ** *** ** ** ** i, j, n;
* ** ***** * ** * *******


** **** ** * * * **** **** ***
* * * * ** * * * * ** * *** * * * *******
**** * * **** *** *** * ** * break;
** *** *** * * * **** ** * **
** ****** * * *** * * * * * ** *** ** ** ****** *** ** * is a palindrome", s);
* *** * *** ** * * ** * * * ***
**** ** * * *** **** * * * ***** ** * ** ** ** ** is not a palindrome", s);
* *** ** * *** * * * * 0;

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



int main(){
*** * * ** * ** * ** * * a[80];
*** **** * *** * l, i, j = 0;
* ** **** * ** * ** * * ** *** * * a);


*** * ***** * * **** ** ** * *** ** * **** * l);
***** * * ** = 0; i < strlen(a) / 2; i++){
* *** **** * ** * ******* ** *** * * * **** * * * == a[strlen(a)-1-i])
** *** *** *** * ** ** * * * ** ** * ** * * ** * ** ***** ** ***
* ***** * * ** * *** *
** ** * ***** * **** ** == strlen(a)/2 )
***** ** * *** * * * * * ** ** * * * **** ** * ** is a palindrome", a);
*** * * *** ****** * ***
**** * *** ***** * * * ** **** * *** ** ** * ** is not a palindrome", a);
* * * *** * * *** * * * ** *** ** j);

return 0;

}
answered by (-105 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>
* * * * * ***
** *** * ****

#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!
#include <stdio.h>

#include <stdlib.h>



int main()

{
* *** * * * ** * *** * * a[100],b[100];
*** ** * *** * *** * i,j,k=0,l=0;
* * * *** * * ** *
*** ** ** *** *** * *** * * *
** ** * * ** **** ***** * * ****
** * * ** * * * * ***

    {
***** * * *** * * * ***** **** * ** *** * * ****
* * ** ** *** *** * **** *** * * * **** *
* ** **** * ** ** * ** * * * * * * * ** * * **** * *** *
** * *** * ** *****
* * ** ****** ***** **
** ***** ** **** ** ** ** *** ** *

    {
* ** * **** * *** * * ** * ** * ** ** **** ***
** ** * * * * * ** **** *** * * * ** * * * *** * * *** *
* * * * * * * **** *** * *** * * **
* * *** ** ** *** * ** ** * **

    }
* *** ****** * **** *****
* * *** * * ** *** ** * * ** ********** * ****** is a palindrome",b);
** ** ** * * ** ** *** * if(l!=j)
** * * * *** *** ***** * **** * * ** * *** * *** ** is not a palindrome",a);
*** *** * ***** * * ** * 0;

}
answered by (-85 points)
0 like 0 dislike
Hidden content!
#include<stdio.h>
*** * * * *** * **
** * ** * *** *** *
****** ***** * * *



int main()

{

* * * *** * *** * ** a;
** ** ** **** ** * **** s[500] ;
* *** * *** * *** *** * * ******
**** **** **** * ** * * ***
*** * ** * ** * *
* * * * * ** * * * * * * *
* ** ** * * * ******* * * ** ** * ** * * *** *** is a palindrome",s);
* ** * * * * ** * * **
* * ** * * * * * ** *** * * ***** * ** * ** ** ** ** * * * is not a palindrome",s);
* ** * * * * ** * * * *** 0;

}
answered by (-102 points)
0 like 0 dislike
Hidden content!
#include  <stdio.h>

#include  <assert.h>

#include  <stdlib.h>

#include  <string.h>



int  main()

{
* ** *** *** ** ** ** ***** i,j=0,flg=0;
** **** * * * * ** ***** * * * a[10],c[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()

{
****** * * int a;
*** * ** **** char s[99];
* * **

* * * ** scanf ** * *****
*** * ** * ** ** * *
* * * *

** ** if ** **
** * * * printf * * is a * * ***
******** * **** else
* *** ** * * * ** is not a ***** *
*** * *

**** * * return 0;

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



int main()

{

*** * * * * * * ** ** a;
*** * *** * * * ** * *** s[500] ;
* * * * **** * **** * * * * ** * *
* *** ** * ****** ** ** * * **
** ** * **** **** * * *
**** ** * **** ** * ***** *
*** * * * ** * ** * * ** * * * * * ** * *** is a palindrome",s);
*** *** * * ** * ***** *
***** ** ** * ******* *** **** ** **** *** * * * *** * * *** is not a palindrome",s);
** ** ** *** * ** ** 0;

}
answered by (-102 points)
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.69.214.204
©2016-2025

Related questions

0 like 0 dislike
3 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20995 - Available when: Unlimited - Due to: Unlimited
| 1.1k views
0 like 0 dislike
144 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20993 - Available when: Unlimited - Due to: Unlimited
| 16.2k views
0 like 0 dislike
28 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20984 - Available when: Unlimited - Due to: Unlimited
| 4.1k views
0 like 0 dislike
39 answers
[Exercise] Coding (C) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20978 - Available when: Unlimited - Due to: Unlimited
| 5.2k views
0 like 0 dislike
16 answers
[Exercise] Essay (Open question) - asked Jan 5, 2017 in 2016-1 程式設計(一)AC by Shun-Po (18k points)
ID: 20974 - Available when: Unlimited - Due to: Unlimited
| 3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users