/in/foo.cc:4:1: error: 'h' does not name a type
 h[200005],dd[200005];
 ^
/in/foo.cc: In function 'int main()':
/in/foo.cc:14:8: error: 'h' was not declared in this scope
   cin>>h[i];
        ^
/in/foo.cc:27:4: error: 'dd' was not declared in this scope
    dd[k]=1;
    ^~