C with classes

2025-12-31 00:39:23 +08:00
commit a047893756
198 changed files with 11173 additions and 0 deletions
--- a/ObjectOrientedProgramming/OOP/oop_hw1/oop_hw1_5/testchar.cpp
+++ b/ObjectOrientedProgramming/OOP/oop_hw1/oop_hw1_5/testchar.cpp
@@ -0,0 +1,3 @@
+bool is_digit(char ch) {
+    return ch >= '0' && ch <= '9';
+}