diff --git a/fairuzazzahra/course1.py b/fairuzazzahra/course1.py
new file mode 100644
index 0000000..6c830ad
--- /dev/null
+++ b/fairuzazzahra/course1.py
@@ -0,0 +1,67 @@
+# conditional if
+def test_conditional():
+    name = "zahra"
+
+    if (name == "zahra"):
+        print("this is if")
+    elif (name == "fairuz"):
+        print("this is  elif")
+    else:
+        print("this is else")
+test_conditional()
+print("===============")
+
+# looping
+def test_looping():
+    for x in  range(0,5):
+        print("nilai x", x)
+
+    i = 0
+    while (i < 5):
+        print("nilai i : ", i)
+        i += 1
+test_looping()
+print("===============")
+
+# function
+def test_function_return_value(input_value):
+    return input_value + 2
+print(test_function_return_value(5))
+print("===============")
+
+# private and global variable
+global_var = 10
+def test_namespace():
+    private_var = 5
+    global_var = 6
+
+    print("private val : ", private_var)
+    print("global val : ", global_var)
+
+test_namespace()
+print("global val : ", global_var)
+print("===============")
+
+# string operator
+def test_string_operator():
+    full_string = "this is full string"
+    temp_string = "temp string"
+    upper_string = "THIS IS UPPER"
+    lower_string = "this is lower"
+
+    print(full_string + temp_string)
+    # slicing
+    print(full_string[3:6])
+    # upper to lower
+    print(upper_string.lower())
+    # lower to upper
+    print(lower_string.upper())
+    # total length
+    print(len(full_string))
+    # letter strip
+    print(full_string.strip('t'))
+    # replace word
+    print(full_string.replace("full", "some"))
+    # letter split
+    print(full_string.split('s'))
+test_string_operator()