Palindrome number

class Solution {
public boolean isPalindrome(int x) {
int k=x;
if(x<0)
return false;
int rem=0;
int digit=0;
while(k>0)
{
digit=k%10;
rem=rem*10+digit;
k=k/10;
}
if(x==rem)
return true;
return false;
}
}

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