Problem
Determine whether an integer is a palindrome. Do this without extra space.
Code
public boolean isPalindrome(int x) {
if (x<0){
return false;
}
long result = 0;
int y = x;
while (y!=0){
int temp = y%10;
result = result*10+temp;
y/=10;
}
if (result==x){
return true;
}else{
return false;
}
}