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-rw-r--r--other/peeking_iterator.cpp32
1 files changed, 0 insertions, 32 deletions
diff --git a/other/peeking_iterator.cpp b/other/peeking_iterator.cpp
deleted file mode 100644
index 1c4d0b9..0000000
--- a/other/peeking_iterator.cpp
+++ /dev/null
@@ -1,32 +0,0 @@
-#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() {}