add peek comment
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@ -23,7 +23,7 @@ impl<T: Debug> Stack<T> {
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self.storage.pop()
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self.storage.pop()
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}
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}
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//
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/// Returns the top element from the stack without removing it.
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pub fn peek(&self) -> Option<&T> {
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pub fn peek(&self) -> Option<&T> {
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self.storage.last()
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self.storage.last()
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}
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}
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