2×2222×12×1CastCast_to_int_0boolean[2,2]input〈2×2〉ReduceMinReduceMin_0int64[1]axes〈1〉CastCast_to_bool_0Reshapereshape_for_broadcast_0int64[2]shape〈2〉Expandexpand_0int64[2]shape〈2〉var_1boolean[2,1]