random

// example of a pure function

function random(m_w, m_z) {
    m_z = 36969 * (m_z & 65535) + (m_z >> 16);
    m_w = 18000 * (m_w & 65535) + (m_w >> 16);
    return (m_z << 16) + m_w;
}

console.log(random(4, 35));
console.log(random(5, 35));
console.log(random(555, 32));