From 5530575ae0ad939e17f08d6bd49978acea388ab7 Mon Sep 17 00:00:00 2001
From: Paul Baltescu <pauldb89@gmail.com>
Date: Mon, 28 Jan 2013 11:56:31 +0000
Subject: Initial working commit.

---
 extractor/veb_bitset.cc | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 extractor/veb_bitset.cc

(limited to 'extractor/veb_bitset.cc')

diff --git a/extractor/veb_bitset.cc b/extractor/veb_bitset.cc
new file mode 100644
index 00000000..4e364cc5
--- /dev/null
+++ b/extractor/veb_bitset.cc
@@ -0,0 +1,25 @@
+#include "veb_bitset.h"
+
+using namespace std;
+
+VEBBitset::VEBBitset(int size) : bitset(size) {
+  min = max = -1;
+}
+
+void VEBBitset::Insert(int value) {
+  bitset[value] = 1;
+  if (min == -1 || value < min) {
+    min = value;
+  }
+  if (max == - 1 || value > max) {
+    max = value;
+  }
+}
+
+int VEBBitset::GetSuccessor(int value) {
+  int next_value = bitset.find_next(value);
+  if (next_value == bitset.npos) {
+    return -1;
+  }
+  return next_value;
+}
-- 
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