checkpoint6.7.cpp

Go to the documentation of this file.

#include <iostream>
#include <cctype>
#include <string>
using namespace std;
 
int main(){
    string input;
    getline(cin, input);
    for (unsigned int i = 0; i < input.length(); i++){
        if (!isalpha(input[i])){
            input.erase(i, 1);
            i--;    // Decrement i to account for the removed character
        }
    }
    // palindrome check
    bool isPalindrome = true; // Assume the string is a palindrome
    // Compare the first half of the string to the second half
    for (unsigned int i = 0; i < input.length() / 2; i++){
        // If the characters are not the same, the string is not a palindrome
        if (tolower(input[i]) != tolower(input[input.length() - 1 - i])){
            isPalindrome = false;
            // Break out of the loop early if the string is not a palindrome
            break;
        }
    }
    cout << "The input string is " << (isPalindrome ? "" : "not " ) << "a palindrome." << endl;
    return 0;
}