const std = @import("std");

pub const io_mode = .evented;

pub fn main() anyerror!void {
    var first_half = async addSomeNumbersTogether(0, 1000000);
    var second_half = async addSomeNumbersTogether(1000000, 2000000);
    const total = await first_half + await second_half;
    std.debug.warn("total: {}\n", .{total});
}

fn addSomeNumbersTogether(start: u64, end: u64) u64 {
    std.event.Loop.startCpuBoundOperation();

    var sum: u64 = 0;
    var i: u64 = start;
    while (i < end) : (i += 1) {
        sum += i;
    }
    return sum;
}