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authorjack <[email protected]>2024-06-14 13:13:15 -0600
committerjack <[email protected]>2024-06-14 13:13:15 -0600
commitd343a3b18dbaca9297d4f7b2280c4a16f0a5c8aa (patch)
tree96df922dae2a5073d9a50ea70c7aae6aa37e3ebe /keys_and_rooms.rs
downloadleetcode-d343a3b18dbaca9297d4f7b2280c4a16f0a5c8aa.tar.gz
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initial
Diffstat (limited to 'keys_and_rooms.rs')
-rw-r--r--keys_and_rooms.rs23
1 files changed, 23 insertions, 0 deletions
diff --git a/keys_and_rooms.rs b/keys_and_rooms.rs
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+++ b/keys_and_rooms.rs
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+struct Solution;
+
+impl Solution {
+ pub fn can_visit_all_rooms(rooms: Vec<Vec<i32>>) -> bool {
+ let mut unlocked = vec![false; rooms.len()];
+ unlocked[0] = true;
+ let mut stack = vec![0];
+ while let Some(next) = stack.pop() {
+ for &i in &rooms[next as usize] {
+ if !unlocked[i as usize] {
+ unlocked[i as usize] = true;
+ stack.push(i);
+ }
+ }
+ }
+ unlocked.iter().all(|&b| b)
+ }
+}
+
+fn main() {
+ let rooms = vec![vec![1], vec![2], vec![3], vec![]];
+ print!("{}", Solution::can_visit_all_rooms(rooms));
+}