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