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Update 0056.合并区间.md

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2023-04-01 11:42:50 +08:00
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problems/0056.合并区间.md
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@ -280,24 +280,22 @@ object Solution {
```Rust
impl Solution {
fn max(a: i32, b: i32) -> i32 {
if a > b { a } else { b }
}
pub fn merge(intervals: Vec<Vec<i32>>) -> Vec<Vec<i32>> {
let mut intervals = intervals;
let mut result = Vec::new();
if intervals.len() == 0 { return result; }
intervals.sort_by(|a, b| a[0].cmp(&b[0]));
result.push(intervals[0].clone());
for i in 1..intervals.len() {
if result.last_mut().unwrap()[1] >= intervals[i][0] {
result.last_mut().unwrap()[1] = Self::max(result.last_mut().unwrap()[1], intervals[i][1]);
pub fn merge(mut intervals: Vec<Vec<i32>>) -> Vec<Vec<i32>> {
let mut res = vec![];
if intervals.is_empty() {
return res;
}
intervals.sort_by_key(|a| a[0]);
res.push(intervals[0].clone());
for interval in intervals.into_iter().skip(1) {
let res_last_ele = res.last_mut().unwrap();
if res_last_ele[1] >= interval[0] {
res_last_ele[1] = interval[1].max(res_last_ele[1]);
} else {
result.push(intervals[i].clone());
res.push(interval);
}
}
result
res
}
}
```