Sunday, May 8, 2022

[LeetCode] 190. Reverse Bits

    

"踏上LeetCode解題之路,順手紀錄一下PHP練功的過程囉。這是第十五篇~~"


Reverse Bits - LeetCode


思考過程

待補上


結果

class Solution {
    /**
     * @param Integer $n
     * @return Integer
     */
    function reverseBits($n) {
        $result = '';
        for ($i = 0; $i < 32; $i++) {
            $result = $result . strval($n & 1);
            $n = $n >> 1;
        }
        return bindec($result);
    }
}

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