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update quick sort

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This commit is contained in:
cinita 2019-01-10 00:43:52 +08:00
parent b9749985c0
commit fc8635016c
1 changed files with 7 additions and 4 deletions
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11
java/12_sorts/QuickSort.java
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@ -24,10 +24,13 @@ public class QuickSort {
int i = p; int i = p;
for(int j = p; j < r; ++j) { for(int j = p; j < r; ++j) {
if (a[j] < pivot) { if (a[j] < pivot) {
int tmp = a[i]; if (i == j) {
a[i] = a[j]; ++i;
a[j] = tmp; } else {
++i; int tmp = a[i];
a[i++] = a[j];
a[j] = tmp;
}
} }
} }