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40 lines
952 B
40 lines
952 B
/*
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* File: stack.rs
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* Created Time: 2023-02-05
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* Author: sjinzh (sjinzh@gmail.com)
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*/
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include!("../include/include.rs");
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/* Driver Code */
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pub fn main() {
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// 初始化栈
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// 在 rust 中，推荐将 Vec 当作栈来使用
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let mut stack: Vec<i32> = Vec::new();
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// 元素入栈
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stack.push(1);
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stack.push(3);
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stack.push(2);
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stack.push(5);
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stack.push(4);
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print!("栈 stack = ");
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print_util::print_array(&stack);
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// 访问栈顶元素
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let peek = stack.get(stack.len() - 1).unwrap();
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print!("\n栈顶元素 peek = {peek}");
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// 元素出栈
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let pop = stack.pop().unwrap();
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print!("\n出栈元素 pop = {pop}，出栈后 stack = ");
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print_util::print_array(&stack);
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// 获取栈的长度
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let size = stack.len();
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print!("\n栈的长度 size = {size}");
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// 判断栈是否为空
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let is_empty = stack.is_empty();
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print!("\n栈是否为空 = {is_empty}");
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} |