diff --git "a/Week04/arrays_recepkadir_alt\304\261nta\305\237.py" "b/Week04/arrays_recepkadir_alt\304\261nta\305\237.py"
new file mode 100644
index 0000000..3b78e9e
--- /dev/null
+++ "b/Week04/arrays_recepkadir_alt\304\261nta\305\237.py"
@@ -0,0 +1,20 @@
+import numpy as np
+
+
+def replace_center_with_minus_one(d, n, m):
+    if m > n or d <= 0 or n < 0 or m < 0:
+        raise ValueError("Invalid parameters")
+
+    min_val = 10 ** (d - 1)
+    max_val = 10 ** d
+
+    arr = np.random.randint(min_val, max_val, size=(n, n))
+
+    start_index = (n - m) // 2
+    end_index = start_index + m
+
+    arr[start_index:end_index, start_index:end_index] = -1
+
+    return arr
+
+print(replace_center_with_minus_one(2, 5, 3))