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正确
fruits <- c("banana", "apple", "orange")
@(6)(@(6))
fruits <- c("banana", "apple", "orange")
length(fruits)
不正确
点击 此处 重试 正确
下一题 ❯fruits <- c("banana", "apple", "orange")w3exercise_input_no_0(w3exercise_input_no_1) |