Runtime: 10 ms (Top 100.0%) | Memory: 2.20 MB (Top 92.31%)

Author: AnasImloul

scripts/algorithms/H/Hand of Straights/Hand of Straights.rs

@@ -0,0 +1,25 @@
+// Runtime: 10 ms (Top 100.0%) | Memory: 2.20 MB (Top 92.31%)
+
+impl Solution {
+    pub fn is_n_straight_hand(mut hand: Vec<i32>, group_size: i32) -> bool {
+        use std::collections::HashMap;
+        hand.sort();
+        let mut freq = hand.iter().copied().fold(HashMap::new(), |mut acc, x| {
+            *acc.entry(x).or_insert(0) += 1;
+            acc
+        });
+        for h in hand {
+            if *freq.get(&h).unwrap() == 0 {
+                continue;
+            }
+            for i in 0..group_size {
+                if freq.contains_key(&(h + i)) && *freq.get(&(h + i)).unwrap() > 0 {
+                    *freq.get_mut(&(h + i)).unwrap() -= 1;
+                } else {
+                    return false;
+                }
+            }
+        }
+        true      
+    }
+}