#![allow(dead_code, deprecated, unused_variables, unused_mut)]
fn main() {
    assert_eq!(0i64.midpoint(4), 2);
    assert_eq!((- 1i64).midpoint(2), 0);
    assert_eq!((- 7i64).midpoint(0), - 3);
    assert_eq!(0i64.midpoint(- 7), - 3);
    assert_eq!(0i64.midpoint(7), 3);
}