Create 2094.swift

Author: Chiki1601

2001-2100/2094.swift

@@ -0,0 +1,24 @@
+class Solution {
+    func findEvenNumbers(_ digits: [Int]) -> [Int] {
+        var dict = [Int: Int]()
+        var set_: Set<Int> = []
+        
+        for digit in digits {
+            dict[digit, default: 0] += 1
+        }
+        
+        for dig1 in dict.keys where dig1 != 0 {
+            dict[dig1]! -= 1
+            for dig2 in dict.keys where dict[dig2]! > 0 {
+                dict[dig2]! -= 1
+                for dig3 in dict.keys where dict[dig3]! > 0 && dig3 % 2 == 0 {
+                    set_.insert(dig1 * 100 + dig2 * 10 + dig3)
+                }
+                dict[dig2]! += 1
+            }
+            dict[dig1]! += 1
+        }
+        
+        return Array(set_).sorted()
+    }
+}