delete codeup category and update README.md and complete 2467.py and 27433.py and create new run.py and init_make.py for better testcases management

init_make.py

@@ -0,0 +1,31 @@
+import sys
+import os
+import glob
+
+TC_TARGET_DIR = "_testcases"
+
+DEFAULT_COUNT = 1
+
+if __name__ == "__main__":
+    count = DEFAULT_COUNT
+    match len(sys.argv):
+        case 1:
+            pass
+        case 2 if sys.argv[1].isdigit() and int(sys.argv[1]) > 0:
+            count = int(sys.argv[1])
+        case _:
+            print("Invalid arguments.")
+            sys.exit()
+
+    # default make
+    if not os.path.exists("./" + TC_TARGET_DIR):
+        os.mkdir(TC_TARGET_DIR)
+
+    for i in range(1, count + 1):
+        default_in_path = "./" + TC_TARGET_DIR + f"/{i}.in"
+        default_out_path = "./" + TC_TARGET_DIR + f"/{i}.out"
+        with open(default_in_path, "w", encoding="utf-8") as _:
+            pass
+
+        with open(default_out_path, "w", encoding="utf-8") as _:
+            pass