From 2fd0b1512887fdbd16679cd4c6ab638604ec9886 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.x@gmail.com>
Date: Mon, 28 Sep 2026 00:36:54 +0800
Subject: update lab02

---
 .gitignore     |  2 +-
 lab02/Makefile | 23 +++++++++++++++++++++++
 lab02/main.c   |  9 +++++++++
 3 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 lab02/Makefile
 create mode 100644 lab02/main.c

diff --git a/.gitignore b/.gitignore
index 3d10c82..796b58a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
 *.tar.gz
-
+report/
diff --git a/lab02/Makefile b/lab02/Makefile
new file mode 100644
index 0000000..dc9f8ab
--- /dev/null
+++ b/lab02/Makefile
@@ -0,0 +1,23 @@
+CC ?= gcc
+CFLAGS ?= -std=gnu11 -Wall -Wextra -O2
+LDLIBS ?= -lm
+
+TARGET := calculator
+SOURCES := main.c ui.c tui.c
+OBJECTS := $(SOURCES:.c=.o)
+
+.PHONY: all clean test
+
+all: $(TARGET)
+
+test:
+	$(MAKE) -C tests run
+
+$(TARGET): $(OBJECTS)
+	$(CC) $(CFLAGS) $(OBJECTS) $(LDLIBS) -o $@
+
+%.o: %.c
+	$(CC) $(CFLAGS) -c $< -o $@
+
+clean:
+	rm -f $(TARGET) $(OBJECTS)
diff --git a/lab02/main.c b/lab02/main.c
new file mode 100644
index 0000000..3b51f82
--- /dev/null
+++ b/lab02/main.c
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+/* Copyright (C) 2026 Richard Qin */
+
+#include "ui.h"
+
+int main(void)
+{
+    return ui_run();
+}
-- 
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