From bbb0e4a4992da2322eb1064cc373372e3cbe7c7c Mon Sep 17 00:00:00 2001
From: aysegulyildizz <139223718+aysegulyildizz@users.noreply.github.com>
Date: Mon, 17 Nov 2025 21:28:02 +0300
Subject: [PATCH] Add functions for removing duplicates and counting items

---
 Week03/sequences_aysegul_yildiz.py | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 Week03/sequences_aysegul_yildiz.py

diff --git a/Week03/sequences_aysegul_yildiz.py b/Week03/sequences_aysegul_yildiz.py
new file mode 100644
index 00000000..8a1c421a
--- /dev/null
+++ b/Week03/sequences_aysegul_yildiz.py
@@ -0,0 +1,23 @@
+def remove_duplicates(seq):
+    sonuc = []
+    for oge in seq:
+        if oge not in sonuc:
+            sonuc.append(oge)
+    return sonuc
+
+
+def list_counts(seq):
+    sayimlar = {}
+    for oge in seq:
+        sayimlar[oge] = sayimlar.get(oge, 0) + 1
+    return sayimlar
+
+
+def reverse_dict(d):
+    ters = {}
+    for anahtar, deger in d.items():
+        if deger not in ters:
+            ters[deger] = [anahtar]
+        else:
+            ters[deger].append(anahtar)
+    return ters