#![allow(dead_code, deprecated, unused_variables, unused_mut)]
#![feature(new_range_api)]
use core::range::RangeInclusive;
fn main() {
    assert_eq!(RangeInclusive::from(3..= 5), RangeInclusive { start : 3, end : 5 });
    assert_eq!(3 + 4 + 5, RangeInclusive::from(3..= 5).into_iter().sum());
}