ИТМО финал N5 OK

#include <iostream>
#include <cmath>
#include <vector>
#include <queue>
#include <algorithm>
#include <string>
#include <stack>
#include <set>
#include <map>
#define pii pair <int,int>
#define vec vector
using namespace std;
using ll = long long;
using ld = long double;
using db = double;
void cv(vector <int> &v){
    for (auto x: v) cout<<x<<' ';
    cout<<"\n";
}

void cvl(vector <ll> &v){
    for (auto x: v) cout<<x<<' ';
    cout<<"\n";
}


void cvv(vector <vector <int> > &v){
    for (auto x: v) cv(x);
    cout<<"\n";
}

void cvb(vector <bool> v){
    for (bool x: v) cout<<x<<' ';
    cout<<"\n";
}

void cvs(vector <string>  v){
    for (auto a: v){
        cout<<a<<"\n";
    }
}


string to2(int x){
    string r="";
    while (x > 0){
        r += x % 2 + '0';
        x/=2;
    }
    reverse(r.begin(), r.end());
    while (r.size() < 4){
        r = '0' + r;
    }
    return r;
}



string fr16to2(vector <int> v){
    //v идет с конца к началу -- от последней цифры до первой
    string r = "";
    for (int i = 0; i < 16; ++i){
        string x = to2(v[i]);
        reverse(x.begin(), x.end());
        r += x;
    }
    //reverse(r.begin(), r.end());
    return r;
}





int main()
{
    ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	vector <int> v;
	for (int i = 0; i < 16;++i){
        string s; cin>>s;
        if (s == "stop")break;
        int a,b;
        a = s[0] - '0';
        b = s[1] - '0';
        //cout<<a<<' '<<b<<"\n";
        v.push_back(b * 4+ a);
	}
	//reverse(v.begin(), v.end());
	//cv(v);
	//cout<<to2(18);
	string res = fr16to2(v);
	cout<<res<<"\n";
	//reverse(res.begin)
	int ans=0;
	for (int i = 0; i < 64;++i){
        if (i % 3 == 0){
            ans += res[i] - '0';
        }
	}
	cout<<ans<<"\n";
}