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No need to match expand pop, just return it (#1154)

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rongyi 2024-03-27 01:29:43 +08:00 committed by GitHub
parent 82a7dc9dcc
commit 556af1624c
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5
codes/rust/chapter_stack_and_queue/array_stack.rs
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@ -36,10 +36,7 @@ impl<T> ArrayStack<T> {
/* 出栈 */ /* 出栈 */
fn pop(&mut self) -> Option<T> { fn pop(&mut self) -> Option<T> {
match self.stack.pop() { self.stack.pop()
Some(num) => Some(num),
None => None,
}
} }
/* 访问栈顶元素 */ /* 访问栈顶元素 */