solves no idea

Author: anishLearnsToCode

Diff for: sets/no-idea.py

@@ -0,0 +1,14 @@
+n, m = map(int, input().split())
+
+array = list(map(int, input().split()))
+A = set(map(int, input().split()))
+B = set(map(int, input().split()))
+
+happiness = 0
+for element in array:
+    if element in A:
+        happiness += 1
+    elif element in B:
+        happiness -= 1
+
+print(happiness)