Random stuff, testing things, and so on.
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fn count(bits: usize) -> u32 { |
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let num_bits = usize::BITS; |
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num_bits as u32 - bits.leading_zeros() + 1 |
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} |
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fn main() { |
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println!("{}", count(0b111)); |
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println!("{}", count(0b1111_1111)); |
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println!("{}", count(64)); // 1000000 |
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println!("{}", 1 >> 1); |
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}
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