robbie01 · November 15, 2025 08:43
diff --git a/_beezchurger.md b/_beezchurger.md
diff --git a/Cargo.toml b/Cargo.toml
 [package]
 name = "beezchurger"
 version = "0.1.0"
 edition = "2024"

 [dependencies]
 gif = "0.13"
diff --git a/main.rs b/main.rs
 use std::{collections::BTreeMap, fs::File};

 fn main() {
    // Initialize the GIF decoder
    let opts = gif::DecodeOptions::new();
    let f = File::open("beezchurger.gif").unwrap();
    let mut decoder = opts.read_info(f).unwrap();

    // Declare RGB to index map
    let mut rgb_to_index = None::<BTreeMap<_, _>>;

    // Begin iterating frames
    while let Some(frame) = decoder.read_next_frame().unwrap() {
        
        // Get current frame's palette in threes
        let (pal, []) = frame.palette.as_ref().unwrap().as_chunks::<3>()
            else { unreachable!() };

        // Build RGB->index map if not already built (i.e. this is frame 0)
        let rgb_to_index = rgb_to_index.get_or_insert_with(||
            pal.iter().copied().enumerate().map(|(i, x)| (x, i)).collect());

        // Find number of rightward rotations (assumes 256-color palette)
        let c = (256 - rgb_to_index[&pal[0]]) as u8 as char;
        print!("{c}");
    }

    // For courtesy :)
    println!();
 }
	use std::{collections::BTreeMap, fs::File};

	fn main() {
	// Initialize the GIF decoder
	let opts = gif::DecodeOptions::new();
	let f = File::open("beezchurger.gif").unwrap();
	let mut decoder = opts.read_info(f).unwrap();

	// Declare RGB to index map
	let mut rgb_to_index = None::<BTreeMap<_, _>>;

	// Begin iterating frames
	while let Some(frame) = decoder.read_next_frame().unwrap() {

	// Get current frame's palette in threes
	let (pal, []) = frame.palette.as_ref().unwrap().as_chunks::<3>()
	else { unreachable!() };

	// Build RGB->index map if not already built (i.e. this is frame 0)
	let rgb_to_index = rgb_to_index.get_or_insert_with(\|\|
	pal.iter().copied().enumerate().map(\|(i, x)\| (x, i)).collect());

	// Find number of rightward rotations (assumes 256-color palette)
	let c = (256 - rgb_to_index[&pal[0]]) as u8 as char;
	print!("{c}");
	}

	// For courtesy :)
	println!();
	}
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