func_code_string: #include<iostream>   #include<string.h>   #include <fstream>   #include <string>   #include <vector>   #include <iomanip>    #include <cmath>   #include <cstdlib>   #include<map>   #include <ctime>   using namespace std;    int main(){     long long int t;    cin>>t;    for(long long int mat=0;mat<t;mat=mat+1){     long long int total;     cin>>total;     long long int median;     vector<long long int> array;     for(long long int i=0;i<total;i=i+1){      char a;      cin>>a;      if(a== * ){       array.push_back(i);      }     }     long long int n=array.size();     if(n%2==0){      median=n/2-1;     }     else{      median=n/2;     }     long long int ans=0;     for(long long int i=0;i<array.size();i=i+1){      ans+=abs(array[i]-array[median])-abs(i-median);     }      cout<<ans<<endl;               }      return 0;   }   