new file: P3870.cpp

2026-08-11 19:53:42 +08:00
parent 16f139e386
commit c417372c49
2 changed files with 75 additions and 1 deletions
@@ -2,4 +2,5 @@
 !*.cpp
 !.gitignore
 !README.md
-!*.md
+!*.md
+tmp.md