date name

git init.txt

@@ -2,7 +2,7 @@ git init
 git fetch https://git.ustc.edu.cn/Mathison/calculator.git
 git merge
 git remote add origin https://git.ustc.edu.cn/Mathison/calculator.git
-git pull origin main
+git pull origin main --allow-unrelated-histories
 git branch -M main
 git add .
 git commit -m "date name"