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docs/chapter_array_and_linkedlist/array.md
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@ -314,7 +314,7 @@ comments: true
### 随机访问元素 ###
def random_access(nums)
# 在区间 [0, nums.length) 中随机抽取一个数字
random_index = Random.rand 0...(nums.length - 1)
random_index = Random.rand(0...nums.length)
# 获取并返回随机元素
nums[random_index]