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ballot-counter
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improve table

This commit is contained in:
Jay Robson 2025-05-05 13:24:54 +10:00
parent 5852595890
commit acca1c2580
1 changed files with 28 additions and 19 deletions
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49
src/main.rs
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@ -50,21 +50,17 @@ fn main() {
}).collect_vec(), }).collect_vec(),
}; };
let mut running = vec![true; names.len()]; let mut running = vec![true; names.len()];
let mut first = true;
print!(",,,");
for name in names.iter() { for name in names.iter() {
if first { print!(",{name:?},");
first = false;
}
else {
print!(",");
}
print!("{name:?}");
} }
println!(); println!();
eprintln!("Running election rounds:"); eprintln!("Running election rounds:");
let to_percent = |score: f64| score / f64::from(total) * 100.0; let to_percent = |score: f64| score / f64::from(total) * 100.0;
let mut scores_last: Option<Vec<f64>> = None;
let mut id_worst_last: Option<usize> = None;
for index in 0..(running.len() - winner_count + 1) { for index in 0..(running.len() - winner_count + 1) {
let scores = counter.count_all_with_powers_of_2(ty, &running); let scores = counter.count_all_with_powers_of_2(ty, &running);
@ -74,32 +70,45 @@ fn main() {
None => break, None => break,
}; };
let mut first = true; if let Some(scores_last) = scores_last {
for (&score, &running) in scores.iter().zip(running.iter()) { let id_worst_last = id_worst_last.unwrap();
if first { let score_worst_last = scores_last[id_worst_last];
first = false; print!(",{:?},{score_worst_last},{:.3}%", names[id_worst_last], to_percent(score_worst_last));
} for ((&score, &score_last), &running) in scores.iter().zip(scores_last.iter()).zip(running.iter()) {
else {
print!(",");
}
if running { if running {
print!("{score}"); let score_diff = score - score_last;
print!(",+{score_diff},+{:.3}%", score_diff / score_worst_last * 100.0);
} else {
print!(",,");
} }
} }
println!();
}
print!("{},,,", index + 1);
for (&score, &running) in scores.iter().zip(running.iter()) {
if running {
print!(",{score},{:.3}%", to_percent(score));
} else {
print!(",,");
}
}
println!();
running[id_worst] = false; running[id_worst] = false;
scores_last = Some(scores);
id_worst_last = Some(id_worst);
let mut total_votes = 0.0; let mut total_votes = 0.0;
println!(); println!();
eprintln!("Round {}:", index+1); eprintln!("Round {}:", index+1);
for (place, &(id, score)) in scores_ordered.iter().take(winner_count).enumerate() { for (place, &(id, score)) in scores_ordered.iter().take(winner_count).enumerate() {
eprintln!(" {}. {}: {score}, {:.2}%", place + 1, names[id], to_percent(score)); eprintln!(" {}. {}: {score}, {:.3}%", place + 1, names[id], to_percent(score));
total_votes += score; total_votes += score;
} }
if scores_ordered.len() > winner_count { if scores_ordered.len() > winner_count {
eprintln!(" {}. {}: {score_worst}, {:.2}%", scores_ordered.len(), names[id_worst], to_percent(score_worst)); eprintln!(" {}. {}: {score_worst}, {:.3}%", scores_ordered.len(), names[id_worst], to_percent(score_worst));
} }
eprintln!(" Total: {total_votes}, {:.2}%", to_percent(total_votes.into())); eprintln!(" Total: {total_votes}, {:.3}%", to_percent(total_votes.into()));
} }
} }