2275_Largest_Combination_With_Bitwise_AND_Greater_Than_Zero.js

/**
 * @param {number[]} candidates
 * @return {number}
 */
var largestCombination = function(candidates) {
    const mx = Math.max(...candidates);
    const m = mx.toString(2).length;
    let ans = 0;
    for (let i = 0; i < m; ++i) {
        let cnt = 0;
        for (const x of candidates) {
            cnt += (x >> i) & 1;
        }
        ans = Math.max(ans, cnt);
    }
    return ans;
};