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29.cpp
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29.cpp
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/*
@Author: Amritanshu Sikdar
Session: 2018-'19
Repository: https://github.com/amritanshusikdar/CS30PracticalQuestion
*/
// Program to check palindrome words from file
#include<conio.h>
#include<fstream.h>
#include<stdlib.h>
#include<string.h>
void list_palindrome();
int isPalindrome(char*);
void main()
{
clrscr();
char ans='y';
char word[10];
ofstream file("WORDS.TXT", ios::out);
while(ans == 'y' || ans == 'Y')
{
cout << "Enter word: ";
cin >> word;
file << word << ' ';
cout << "Do you want to continue(y/n): ";
cin >> ans;
}
file.close();
list_palindrome();
getch();
}
void list_palindrome()
{
ifstream file("WORDS.TXT", ios::in);
char word[10];
int found=0;
if(!file)
{
cout << "File not found!";
getch();
return;
}
while(!file.eof())
{
file >> word;
if(isPalindrome(word))
{
++found;
cout << word << endl;
}
}
file.close();
if(!found)
cout << "\nNo palindromes in file.\n";
}
int isPalindrome(char *word)
{
int len = strlen(word);
for(int i=0; i<len/2; i++)
{
if(word[i] != word[len-i-1])
return 0;
}
return 1;
}