function Palindrome(str) { 
  str = str.split(" ").join("");
  // code goes here
  for(var i = 0; i < str.length/2; i++) {
    if (str[i] != str[str.length - 1 - i]) {
      return false;
    }
  }
  return true; 
         
}
   
// keep this function call here 
// to see how to enter arguments in JavaScript scroll down
print(Palindrome(readline()));