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use array_tool::vec::*; fn main() { let vec_1 = vec![2, 3, 4, 5, 4, 7, 8, 9]; let vec_2 = vec![8, 5, 6, 9, 3, 2, 1, 2, 0]; let intersection = vec_1.intersect(vec_2); println!("The intersection = {:?}", intersection); }