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authorJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
committerJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
commit7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch)
treeeb7a24ee2067f92245c57bb118e85a1baf15df50 /other/jump_game3.rs
parent5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff)
downloadleetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz
leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip
chore: move cpp and rust code to directory
Diffstat (limited to 'other/jump_game3.rs')
-rw-r--r--other/jump_game3.rs35
1 files changed, 35 insertions, 0 deletions
diff --git a/other/jump_game3.rs b/other/jump_game3.rs
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+++ b/other/jump_game3.rs
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+use std::collections::VecDeque;
+struct Solution;
+
+impl Solution {
+ pub fn can_reach(arr: Vec<i32>, start: i32) -> bool {
+ let mut arr = arr;
+ let mut vd: VecDeque<i32> = VecDeque::with_capacity(arr.len());
+ vd.push_back(start);
+ while let Some(front) = vd.pop_front() {
+ match arr[front as usize].cmp(&0) {
+ std::cmp::Ordering::Less => continue,
+ std::cmp::Ordering::Equal => return true,
+ std::cmp::Ordering::Greater => {
+ if front - arr[front as usize] >= 0 {
+ vd.push_back(front - arr[front as usize]);
+ }
+ if front + arr[front as usize] < arr.len() as i32 {
+ vd.push_back(front + arr[front as usize]);
+ }
+ arr[front as usize] = -1;
+ }
+ }
+ }
+ false
+ }
+}
+
+fn main() {
+ let arr1 = vec![4,2,3,0,3,1,2];
+ let arr2 = vec![4,2,3,0,3,1,2];
+ let arr3 = vec![3,0,2,1,2];
+ println!("{}", Solution::can_reach(arr1, 5)); //true
+ println!("{}", Solution::can_reach(arr2, 0)); //true
+ println!("{}", Solution::can_reach(arr3, 2)); //false
+}