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authorJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
committerJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
commit7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch)
treeeb7a24ee2067f92245c57bb118e85a1baf15df50 /other/peeking_iterator.cpp
parent5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff)
downloadleetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz
leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip
chore: move cpp and rust code to directory
Diffstat (limited to 'other/peeking_iterator.cpp')
-rw-r--r--other/peeking_iterator.cpp32
1 files changed, 32 insertions, 0 deletions
diff --git a/other/peeking_iterator.cpp b/other/peeking_iterator.cpp
new file mode 100644
index 0000000..1c4d0b9
--- /dev/null
+++ b/other/peeking_iterator.cpp
@@ -0,0 +1,32 @@
+#include "leetcode.h"
+
+class Iterator {
+ struct Data;
+ Data *data;
+
+public:
+ Iterator(const vector<int> &nums);
+ Iterator(const Iterator &iter);
+ int next();
+ bool hasNext() const;
+};
+
+class PeekingIterator : public Iterator {
+public:
+ int nextVal;
+ PeekingIterator(const vector<int> &nums) : Iterator(nums) {
+ nextVal = Iterator::next();
+ }
+ int peek() { return nextVal; }
+ int next() {
+ int tmp = nextVal;
+ if (Iterator::hasNext())
+ nextVal = Iterator::next();
+ else
+ nextVal = NULL;
+ return tmp;
+ }
+ bool hasNext() const { return (nextVal != NULL); }
+};
+
+int main() {}