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Improve normalize in karatsuba_multiplication implementation #881

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Merged
vil02 merged 2 commits into from
May 22, 2025
Merged

Improve normalize in karatsuba_multiplication implementation #881

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43dd375
Improve normalize in karatsuba_multiplication implementation
dxdw233 May 21, 2025
8d6956d
Update src/math/karatsuba_multiplication.rs
dxdw233 May 22, 2025
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5 changes: 3 additions & 2 deletions src/math/karatsuba_multiplication.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -35,8 +35,9 @@ fn _multiply(num1: i128, num2: i128) -> i128 {
}

fn normalize(mut a: String, n: usize) -> String {
for (counter, _) in (a.len()..n).enumerate() {
a.insert(counter, '0');
let padding = n.saturating_sub(a.len());
if padding > 0 {
a.insert_str(0, &"0".repeat(padding));
}
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a
}
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