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@@ -46,14 +46,15 @@ pub struct Key {
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impl Key {
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pub fn keygen(n: u32, t: u32) -> Vec<Self> {
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+ let delta = binom(n - 1, t - 1);
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let mut rng = rand::thread_rng();
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- let mut res: Vec<Self> = Vec::new();
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+ let mut res: Vec<Self> = Vec::with_capacity(n as usize);
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for k in 1..=n {
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res.push(Self {
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n,
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t,
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k,
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- secrets: Vec::new(),
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+ secrets: Vec::with_capacity(delta as usize),
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});
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}
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let si = (1..=n).combinations((t - 1) as usize);
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