1  struct Point<X1, Y1> {
 2      x: X1,
 3      y: Y1,
 4  }
 5  
 6  impl<X1, Y1> Point<X1, Y1> {
 7      fn mixup<X2, Y2>(self, other: Point<X2, Y2>) -> Point<X1, Y2> {
 8          Point {
 9              x: self.x,
10              y: other.y,
11          }
12      }
13  }
14  
15  fn main() {
16      let p1 = Point { x: 5, y: 10.4 };
17      let p2 = Point { x: "Hello", y: 'c' };
18  
19      let p3 = p1.mixup(p2);
20  
21      println!("p3.x = {}, p3.y = {}", p3.x, p3.y);
22  }