What is problem with my code?

#1

code link :https://ide.codingblocks.com/s/178794

#2

Hey @siddharth9k9 your terminating condition for the recursive function is incorrect.

    if(close == n){
    cout << s << endl;
    return;
}

is the correct terminating condition, please replace if(pos == 2*n) block with given block.