53 lines
1.0 KiB
C
53 lines
1.0 KiB
C
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/* String Palindrome - Program to check whether a given string is a palindrome or not - May 2013*/
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#include <stdio.h>
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#include <conio.h>
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#include <ctype.h>
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#include <string.h>
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void main()
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{
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char str[50] ;
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int i, j, length, flag ;
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clrscr() ;
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printf("Enter a string: ") ;
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gets(str) ;
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length=strlen(str) ;
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flag=1 ; /* assuming that the string is a palindrome */
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i=0 ;
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j=length-1 ;
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while(i<length/2)
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if( tolower(str[i]) == tolower(str[j]) )
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{
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i++ ;
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j-- ;
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}
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else
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{
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flag=0 ;
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break ;
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}
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if(flag==1)
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printf("String %s is a palindrome", str) ;
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else
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printf("String %s is not a palindrome", str) ;
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getch() ;
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}
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/*
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Output1:
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Enter a string: Maam
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String Maam is a palindrome
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Output2:
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Enter a string: Madam
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String Madam is a palindrome
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Output3:
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Enter a string: apple
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String apple is not a palindrome
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*/
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