From f05d888a0b621ca4e99e2b0fb6e23c097006fe41 Mon Sep 17 00:00:00 2001
From: Santo Cariotti <santo@dcariotti.me>
Date: Tue, 28 May 2024 10:29:13 +0200
Subject: Init

---
 progs/a385.py | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 progs/a385.py

(limited to 'progs/a385.py')

diff --git a/progs/a385.py b/progs/a385.py
new file mode 100644
index 0000000..eed88cc
--- /dev/null
+++ b/progs/a385.py
@@ -0,0 +1,12 @@
+def find_first_duplicate(nums):
+    num_set = set()
+    no_duplicate = -1
+
+    for i in range(len(nums)):
+
+        if nums[i] in num_set:
+            return nums[i]
+        else:
+            num_set.add(nums[i])
+
+    return no_duplicate
\ No newline at end of file
-- 
cgit v1.2.3-18-g5258