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3440. 重新安排会议得到最多空余时间 II

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li-chx 2025-07-10 14:13:01 +08:00
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**/target

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# 默认忽略的文件
/shelf/
/workspace.xml
# 基于编辑器的 HTTP 客户端请求
/httpRequests/
# Datasource local storage ignored files
/dataSources/
/dataSources.local.xml

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<?xml version="1.0" encoding="UTF-8"?>
<module type="EMPTY_MODULE" version="4">
<component name="NewModuleRootManager">
<content url="file://$MODULE_DIR$">
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Cargo.lock generated Normal file
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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 4
[[package]]
name = "rust_test"
version = "0.1.0"

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Cargo.toml Normal file
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[package]
name = "rust_test"
version = "0.1.0"
edition = "2024"
[dependencies]

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src/main.rs Normal file
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use std::cmp::max;
struct Solution;
impl Solution {
pub fn max_free_time(event_time: i32, start_time: Vec<i32>, end_time: Vec<i32>) -> i32 {
let mut first_selection = 0;
let mut second_selection = 0;
let mut third_selection = 0;
if end_time[end_time.len() - 1] < event_time {
first_selection = event_time - end_time[end_time.len() - 1];
}
let mut last_time = 0;
for i in 0..start_time.len() {
if start_time[i] > last_time {
let val = start_time[i] - last_time;
if val > first_selection {
third_selection = second_selection;
second_selection = first_selection;
first_selection = val;
} else if val > second_selection {
third_selection = second_selection;
second_selection = val;
} else if val > third_selection {
third_selection = val;
}
}
last_time = end_time[i];
}
let check_can_add = |left_space: i32, right_space: i32, needed: i32| -> bool {
if needed <= third_selection {
return true;
}
if needed <= second_selection {
if left_space == second_selection && right_space == first_selection ||
left_space == first_selection && right_space == second_selection {
return false;
}
return true;
}
if needed <= first_selection {
if left_space != first_selection && right_space != first_selection {
return true;
}
}
return false;
};
last_time = end_time[0];
let mut last = start_time[0];
let mut ans = start_time[0];
for i in 1..start_time.len() {
let left_space = last;
let right_space = start_time[i] - last_time;
let new_val = if check_can_add(left_space, right_space, end_time[i - 1] - start_time[i - 1]) {
left_space + right_space + end_time[i - 1] - start_time[i - 1]
} else {
left_space + right_space
};
ans = max(ans, new_val);
last = right_space;
last_time = end_time[i];
}
{
let left_space = last;
let right_space = event_time - last_time;
let new_val = if check_can_add(left_space, right_space, end_time[end_time.len() - 1] - start_time[end_time.len() - 1]) {
left_space + right_space + end_time[end_time.len() - 1]
- start_time[end_time.len() - 1]
} else {
left_space + right_space
};
ans = max(ans, new_val);
}
ans
}
}
fn main() {
let sl = Solution::max_free_time(5, vec![1, 3], vec![2, 5]);
println!("{}", sl);
}

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# This file is automatically @generated by Cargo.
# It is not intended for manual editing.
version = 4
[[package]]
name = "test_mod"
version = "0.1.0"

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src/test_mod/Cargo.toml Normal file
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[package]
name = "test_mod"
version = "0.1.0"
edition = "2024"
[dependencies]

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src/test_mod/src/main.rs Normal file
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fn main() {
println!("Hello, world!");
}

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src/testmod.rs Normal file
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mod test_mod;