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:172.69.17.59
©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