View Compilation Error

0_0_37021997_15809.cpp:6:9: error: empty filename in #include
 #include<>
         ^
0_0_37021997_15809.cpp: In function 'int main()':
0_0_37021997_15809.cpp:19:15: error: 'n' was not declared in this scope
  scanf("%d", &n);
               ^