Commit ad210a9

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ruislan

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solved q1816

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	`1`	`+use crate::q::Solution;`
	`2`	`+`
	`3`	`+#[allow(unused)]`
	`4`	`+impl Solution {`
	`5`	`+ pub fn truncate_sentence(s: String, k: i32) -> String {`
	`6`	`+ // 方法1`
	`7`	`+ // 这个没啥好说的,就是根据空格分割然后取前k个就行了`
	`8`	`+ // AC 0ms 2.1mb 72/72`
	`9`	`+ s.split_ascii_whitespace()`
	`10`	`+ .enumerate()`
	`11`	`+ .filter(\|(i, w)\| *i < k as usize)`
	`12`	`+ .map(\|(i, w)\| w)`
	`13`	`+ .collect::<Vec<_>>()`
	`14`	`+ .join(" ")`
	`15`	`+ }`
	`16`	`+}`

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