#include<bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
using namespace std;
#define MMM 1000000007
#define ll long long
#define END "\n"
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    ll t=1;
    cin>>t;
    while(t--){
        string s;
        cin>>s;
        ll n=s.size();
        ll ans=0;
        vector<ll>dp1(n+1,0),dp2(n+1,0);
        for(ll i=n-1;i>=0;i--){
            if(s[i]=='1'){
                dp1[i]=n-i+dp2[i+1];
                dp2[i]=2*(n-i)+dp2[i+1];
                
            }
            else{
                dp1[i]=2*(n-i)+dp1[i+1];
                dp2[i]=n-i+dp1[i+1];
            }
           ans+=dp1[i];
        }
        cout<<ans<<END;
        
    }
}