0 like 0 dislike
6.4k 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 | 6.4k 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:172.69.214.39
©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
| 1.2k 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
| 17.4k 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
| 4.5k 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
| 5.6k 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
| 3.3k views
12,783 questions
183,442 answers
172,219 comments
4,824 users