18_functions.zig


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//
// Functions! FUNctions! FUN!
//
const std = @import("std");

pub fn main() void {
    // The new function deepThought() should return the number 42. See below.
    const answer: u8 = deepThought();
    
    std.debug.print("Answer to the Ultimate Question: {}\n", .{answer});
}

//
// We're just missing a couple things here. One thing we're NOT missing is the
// keyword "pub", which is not needed here. Can you guess why?
//
// Functions need to specify the type of value they return. The main() function
// above has a special return type "void", which means it returns nothing. This
// function returns something. What might that be?
//
??? deepThought() ??? {
    return 42; // Number courtesy Douglas Adams
}