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One-dimensional cellular automata: Difference between revisions
Add rust's
Thundergnat (talk | contribs) m (→{{header|Retro}}: take a stab at closing unclosed language tag. not exactly sure where it should go.) |
(Add rust's) |
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..##.....#..........
..##................</pre>
=={{header|Rust}}==
<lang rust>fn get_new_state(windowed: &[bool]) -> bool {
match windowed {
[false, true, true] | [true, true, false] => true,
_ => false
}
}
fn next_gen(cell: &mut [bool]) {
let mut v = Vec::with_capacity(cell.len());
v.push(cell[0]);
for i in cell.windows(3) {
v.push(get_new_state(i));
}
v.push(cell[cell.len() - 1]);
cell.copy_from_slice(&v);
}
fn print_cell(cell: &[bool]) {
for v in cell {
print!("{} ", if *v {'#'} else {' '});
}
println!();
}
fn main() {
const MAX_GENERATION: usize = 10;
const CELLS_LENGTH: usize = 30;
let mut cell: [bool; CELLS_LENGTH] = rand::random();
for i in 1..=MAX_GENERATION {
print!("Gen {:2}: ", i);
print_cell(&cell);
next_gen(&mut cell);
}
}
</lang>
=={{header|Scala}}==
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