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possibly do the correct comparison I hope

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jacekpoz 2024-04-10 13:03:34 +02:00
parent 95fc5a1e1d
commit b8ec6963be
Signed by: poz
SSH key fingerprint: SHA256:JyLeVWE4bF3tDnFeUpUaJsPsNlJyBldDGV/dIKSLyN8
1 changed files with 24 additions and 7 deletions
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31
lab2/zad4/src/main.rs
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@ -41,18 +41,35 @@ fn dual_pivot_partition(list: &mut [u64], res: &mut SortResult) -> (usize, usize
let q = list[list.len() - 1];
while k <= g {
if compare(list[k], p, &mut comps) == LESS {
swap(list, k, l, &mut swaps);
l += 1;
} else if compare(list[k], q, &mut comps) != LESS {
while compare(list[g], q, &mut comps) == GREATER && k < g {
if ((list.len() - 1) - g) > (l - 1) {
if compare(list[k], q, &mut comps) != LESS {
while compare(list[g], q, &mut comps) == GREATER && k < g {
g -= 1;
}
swap(list, k, g, &mut swaps);
g -= 1;
if compare(list[k], p, &mut comps) == LESS {
swap(list, k, l, &mut swaps);
l += 1;
}
} else if compare(list[k], p, &mut comps) == LESS {
swap(list, k, l, &mut swaps);
l += 1;
}
swap(list, k, g, &mut swaps);
g -= 1;
} else {
if compare(list[k], p, &mut comps) == LESS {
swap(list, k, l, &mut swaps);
l += 1;
} else if compare(list[k], q, &mut comps) != LESS {
while compare(list[g], q, &mut comps) == GREATER && k < g {
g -= 1;
}
swap(list, k, g, &mut swaps);
g -= 1;
if compare(list[k], p, &mut comps) == LESS {
swap(list, k, l, &mut swaps);
l += 1;
}
}
}
k += 1;