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s0009.palindrome.number.Solution Maven / Gradle / Ivy

package s0009.palindrome.number;

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