View Compilation Error

0_0_35997093_19281.cpp:1:1: error: 'clude' does not name a type
 clude <bits/stdc++.h>
 ^
0_0_35997093_19281.cpp: In function 'int main()':
0_0_35997093_19281.cpp:25:9: error: 'cin' was not declared in this scope
  while (cin >> n)
         ^
0_0_35997093_19281.cpp:31:3: error: 'cout' was not declared in this scope
   cout << LCS() << endl;
   ^
0_0_35997093_19281.cpp:31:20: error: 'endl' was not declared in this scope
   cout << LCS() << endl;
                    ^