class Expr { public void meth(boolean pb) { boolean vba = pb & pb; boolean vbb = pb ^ pb; boolean vbc = pb | pb; boolean vbd = pb && pb; boolean vbe = pb || pb; boolean vn1 = false; vn1 &= pb; boolean vn2 = false; vn2 ^= pb; boolean vn3 = false; vn3 |= pb; } }