View Compilation Error

0_0_28601974_269.cpp:1:1: error: 'include' does not name a type
 include<iostream>
 ^
0_0_28601974_269.cpp: In function 'int main()':
0_0_28601974_269.cpp:27:5: error: 'ios' has not been declared
     ios::sync_with_stdio(false);
     ^
0_0_28601974_269.cpp:28:5: error: 'cin' was not declared in this scope
     cin>>t;
     ^
0_0_28601974_269.cpp:57:9: error: 'cout' was not declared in this scope
         cout<<ans.a[0][0]<<endl;
         ^
0_0_28601974_269.cpp:57:28: error: 'endl' was not declared in this scope
         cout<<ans.a[0][0]<<endl;
                            ^