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chore: update driver code (#1265)
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@ -5,32 +5,33 @@ Author: Xuan Khoa Tu Nguyen (ngxktuzkai2000@gmail.com)
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=end
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### Driver Code ###
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if __FILE__ == $0
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# 初始化栈
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# Ruby 没有内置的栈类,可以把 Array 当作栈来使用
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stack = []
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# 初始化栈
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# Ruby 没有内置的栈类,可以把 Array 当作栈来使用
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stack = []
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# 元素入栈
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stack << 1
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stack << 3
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stack << 2
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stack << 5
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stack << 4
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puts "栈 stack = #{stack}"
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# 元素入栈
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stack << 1
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stack << 3
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stack << 2
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stack << 5
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stack << 4
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puts "栈 stack = #{stack}"
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# 访问栈顶元素
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peek = stack.last
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puts "栈顶元素 peek = #{peek}"
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# 访问栈顶元素
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peek = stack.last
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puts "栈顶元素 peek = #{peek}"
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# 元素出栈
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pop = stack.pop
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puts "出栈元素 pop = #{pop}"
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puts "出栈后 stack = #{stack}"
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# 元素出栈
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pop = stack.pop
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puts "出栈元素 pop = #{pop}"
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puts "出栈后 stack = #{stack}"
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# 获取栈的长度
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size = stack.length
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puts "栈的长度 size = #{size}"
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# 获取栈的长度
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size = stack.length
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puts "栈的长度 size = #{size}"
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# 判断是否为空
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is_empty = stack.empty?
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puts "栈是否为空 = #{is_empty}"
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# 判断是否为空
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is_empty = stack.empty?
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puts "栈是否为空 = #{is_empty}"
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end
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