20240306 Finished

src/problem/mod.rs

@@ -64,4 +64,5 @@ mod p2369_check_if_there_is_a_valid_partition_for_the_array;
 mod p2368_reachable_nodes_with_restrictions;
 mod p225_implement_stack_using_queues;
 mod p232_implement_queue_using_stacks;
-mod p1976_number_of_ways_to_arrive_at_destination;
+mod p1976_number_of_ways_to_arrive_at_destination;
+mod p2917_find_the_k_or_of_an_array;

src/problem/p2917_find_the_k_or_of_an_array.rs

@@ -0,0 +1,43 @@
+/**
+ * [2917] Find the K-or of an Array
+ */
+pub struct Solution {}
+
+
+// submission codes start here
+
+impl Solution {
+    pub fn find_k_or(nums: Vec<i32>, k: i32) -> i32 {
+        let mut result = 0;
+
+        for i in 0..32 {
+            let mut count = 0;
+
+            let x = 1 << i;
+            for num in &nums {
+                if *num & x == x {
+                    count += 1;
+                }
+            }
+
+            if count >= k {
+                dbg!(x);
+                result += x;
+            }
+        }
+
+        result
+    }
+}
+
+// submission codes end
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_2917() {
+        assert_eq!(9, Solution::find_k_or(vec![7,12,9,8,9,15], 4));
+    }
+}