From d8dff0592258a05e1e034c0e5bb59a0448405b48 Mon Sep 17 00:00:00 2001
From: SamTheKorean <bumsuyi@gmail.com>
Date: Thu, 24 Jul 2025 00:32:42 -0400
Subject: [PATCH 1/2] feat : solve contains-duplicate

---
 contains-duplicate/sam.go | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 contains-duplicate/sam.go

diff --git a/contains-duplicate/sam.go b/contains-duplicate/sam.go
new file mode 100644
index 000000000..e7a58b94d
--- /dev/null
+++ b/contains-duplicate/sam.go
@@ -0,0 +1,17 @@
+// TC : O(n) : it iterates for the length of nums
+// SC : O(n) : hashmap is created with the size of nums
+
+func containsDuplicate(nums []int) bool {
+    hashmap := make(map[int]bool)
+
+    for i:=0;i<len(nums);i++ {
+        if hashmap[nums[i]] {
+            return true
+        }
+
+        hashmap[nums[i]] = true
+    }
+
+    return false
+}
+

From 8c0007e77bb17e0383d819f0eac43551dcd52a60 Mon Sep 17 00:00:00 2001
From: SamTheKorean <bumsuyi@gmail.com>
Date: Thu, 24 Jul 2025 00:37:07 -0400
Subject: [PATCH 2/2] fix : file name

---
 contains-duplicate/{sam.go => SamTheKorean.go} | 0
 1 file changed, 0 insertions(+), 0 deletions(-)
 rename contains-duplicate/{sam.go => SamTheKorean.go} (100%)

diff --git a/contains-duplicate/sam.go b/contains-duplicate/SamTheKorean.go
similarity index 100%
rename from contains-duplicate/sam.go
rename to contains-duplicate/SamTheKorean.go