/in/foo.cc:8:2: error: stray '#' in program
 }#include<bits/stdc++.h>
  ^
/in/foo.cc:8:3: error: 'include' does not name a type
 }#include<bits/stdc++.h>
   ^~~~~~~
/in/foo.cc: In function 'int main()':
/in/foo.cc:10:5: error: redefinition of 'int main()'
 int main()
     ^~~~
/in/foo.cc:5:5: note: 'int main()' previously defined here
 int main()
     ^~~~
/in/foo.cc:18:16: warning: overflow in implicit constant conversion [-Woverflow]
         add[k]=5555555555;
                ^~~~~~~~~~