Adding name problem

Author: br80

data_structures/Data_Structures_Answers.md renamed to Data_Structures_Answers.md

@@ -0,0 +1,22 @@
+import time
+
+start_time = time.time()
+
+f = open('names_1.txt', 'r')
+names_1 = f.read().split("\n")  # List containing 10000 names
+f.close()
+
+f = open('names_2.txt', 'r')
+names_2 = f.read().split("\n")  # List containing 10000 names
+f.close()
+
+duplicates = []
+for name_1 in names_1:
+    for name_2 in names_2:
+        if name_1 == name_2:
+            duplicates.append(name_1)
+
+end_time = time.time()
+print (f"{len(duplicates)} duplicates:\n\n{', '.join(duplicates)}\n\n")
+print (f"runtime: {end_time - start_time} seconds")
+