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package xxl.mathematica;

/**
 * 按位或
 */

public class BitOr {
    /**
     * 给出整数的按位或(OR).
     *
     * @param integers
     * @return
     */
    public static int bitOr(Integer... integers) {
        ObjectHelper.requireNonNull((Object) integers);
        if (integers.length == 0) {
            return 0;
        } else if (integers.length == 1) {
            return integers[0];
        } else {
            int result = integers[0];
            for (int i = 1; i < integers.length; i++) {
                result |= integers[i];
            }
            return result;
        }
    }
}