测试

others/test4.cpp

@@ -3,9 +3,8 @@
 using namespace std;
 #define int long long
 #define endl '\n'
-
 signed main(){
     ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
-    cout << "hello lanqiao" << endl;
+    
     return 0;
 }