//ww:run-exit 4
package main;
fn main() i32 = {
	let arr: [16]u8;
	let i: i32 = 0;
	for (i < 16) { arr[i] = i: u8; i += 1; };
	let s: []u8 = arr[3:10];
	s = arr[1:5];
	return s.len: i32;
};