Go: package main

import (
	"bufio"
	"fmt"
	"os"
	"strconv"
	"strings"
)

func main() {
	io := NewIo()
	defer io.Flush()
	for {
		S := io.NextLine()
		if S == "." {
			break
		}
		P := io.NextLine()
		i := 0
		val := hash(S, P, &i)
		cnt := 0
		for j := 0; j < 10000; j++ {
			i = 0
			if hash(S, fmt.Sprintf("%04d", j), &i) == val {
				cnt++
			}
		}
		io.Println(val, cnt)
	}
}

func hash(s, n string, i *int) int {
	if s[*i] == '[' {
		*i++
		switch s[*i] {
		case '+':
			*i++
			l := hash(s, n, i)
			r := hash(s, n, i)
			*i++
			return l | r
		case '*':
			*i++
			l := hash(s, n, i)
			r := hash(s, n, i)
			*i++
			return l & r
		case '^':
			*i++
			l := hash(s, n, i)
			r := hash(s, n, i)
			*i++
			return l ^ r
		}
	}
	x := int(n[s[*i]-'a'] - '0')
	*i++
	return x
}

// I/O template
type Io struct {
	reader    *bufio.Reader
	writer    *bufio.Writer
	tokens    []string
	nextToken int
}

func NewIo() *Io {
	return &Io{
		reader: bufio.NewReader(os.Stdin),
		writer: bufio.NewWriter(os.Stdout),
	}
}

func (io *Io) Flush() {
	err := io.writer.Flush()
	if err != nil {
		panic(err)
	}
}

func (io *Io) NextLine() string {
	var buff []byte
	for {
		line, isPrefix, err := io.reader.ReadLine()
		if err != nil {
			panic(err)
		}
		buff = append(buff, line...)
		if !isPrefix {
			break
		}
	}
	return string(buff)
}

func (io *Io) Next() string {
	for io.nextToken >= len(io.tokens) {
		line := io.NextLine()
		io.tokens = strings.Fields(line)
		io.nextToken = 0
	}
	s := io.tokens[io.nextToken]
	io.nextToken++
	return s
}

func (io *Io) NextInt() int {
	i, err := strconv.Atoi(io.Next())
	if err != nil {
		panic(err)
	}
	return i
}

func (io *Io) NextFloat() float64 {
	i, err := strconv.ParseFloat(io.Next(), 64)
	if err != nil {
		panic(err)
	}
	return i
}

func (io *Io) Println(a ...interface{}) {
	fmt.Fprintln(io.writer, a...)
}

func (io *Io) Printf(format string, a ...interface{}) {
	fmt.Fprintf(io.writer, format, a...)
}

func (io *Io) PrintIntSlice(a []int) {
	b := []interface{}{}
	for _, x := range a {
		b = append(b, x)
	}
	io.Println(b...)
}

func (io *Io) PrintStringSlice(a []string) {
	b := []interface{}{}
	for _, x := range a {
		b = append(b, x)
	}
	io.Println(b...)
}

func Log(name string, value interface{}) {
	fmt.Fprintf(os.Stderr, "%s=%+v\n", name, value)
}

func ExampleIo() {
	io := NewIo()
	defer io.Flush()
	a := make([]int, 0, 3)
	a[0], a[1], a[2] = io.NextInt(), io.NextInt(), io.NextInt()
	io.Println(a)
	io.PrintIntSlice(a)
	Log("io", a)
}

C++: #include <iostream>
#include <iomanip>
#include <cstdio>
#include <string>
#include <cstring>
#include <deque>
#include <list>
#include <queue>
#include <stack>
#include <vector>
#include <utility>
#include <algorithm>
#include <map>
#include <set>
#include <complex>
#include <cmath>
#include <limits>
#include <cfloat>
#include <climits>
#include <ctime>
#include <cassert>
#include <numeric>
#include <fstream>
#include <functional>
#include <bitset>

using namespace std;
#define int long long int
const int INF = 1001001001001001LL;

int di[] = {-1, 0, 1, 0, -1, 1, 1, -1};
int dj[] = {0, 1, 0, -1, 1, 1, -1, -1};

string s;

int f(char a, char b, char c, char d, int l, int r){
    //cout << l << " " << r << endl;
    if(r == l){

        if(s[l] == 'a') return a - '0';
        if(s[l] == 'b') return b - '0';
        if(s[l] == 'c') return c - '0';
        if(s[l] == 'd') return d - '0';
    }
    
    char op = s[l + 1];
    //cerr << op << endl;
    int x, y;
    l += 2;
    if(s[l] != '['){
        x = f(a, b, c, d, l, l);
        l++;
    }else{
        int nr = l;
        while(s[nr] != ']'){
            nr++;
        }
        x = f(a, b, c, d, l, nr);
        l = nr + 1;
    }

    
    if(s[l] != '['){
        y = f(a, b, c, d, l, l);
        l++;
    }else{
        int nr = l;
        while(s[nr] != ']'){
            nr++;
        }
        y = f(a, b, c, d, l, nr);
        l = nr + 1;
    }

    int ret = 0;
    if(op == '+') ret = x | y;
    else if(op == '*') ret = x & y;
    else ret = x ^ y;
    

    //cerr << op << " " << x << " " << y << " " << ret << endl;
    return ret;

}

signed main(){
    
    //cin >> s;
    //cout << f('0', '4', '0', '4', 0, s.size()) << endl;
    
    while(1){
        cin >> s;
        if(s == ".") break;
        string p; cin >> p;
        int n = s.size();

        int val = f(p[0], p[1], p[2], p[3], 0, n - 1);
        int ans = 0;
        
        for(char a = '0'; a <= '9'; a++){
            for(char b = '0'; b <= '9'; b++){
                for(char c = '0'; c <= '9'; c++){
                    for(char d = '0'; d <= '9'; d++){
                        if(val == f(a, b, c, d, 0, n - 1)) ans++;
                    }
                }
            }
        }

        cout << val << " " << ans << endl;
    }

    return 0;
}

C++: #include <bits/stdc++.h>
#define INF 1e18
#define int long long
#define Rep(i, a, n) for (int i = (a); i < (n); i++)
#define Repr(i, n, a) for (int i = (n); i >= (a); i--)
#define rep(i, n) Rep(i, 0, n)
#define repr(i, n) Repr(i, n, 0)
#define all(a) (a).begin(), (a).end()
using namespace std;
typedef pair<int, int> P;
typedef pair<int, P> PP;
const int mod = 1000000007;

int calc(int NUM, string s)
{
    int num[4];
    rep(i, 4)
    {
        int n = NUM % 10;
        num[3 - i] = n;
        NUM /= 10;
    }
    stack<int> st;
    rep(i, s.size())
    {
        if (s[i] == 'a')
            st.push(num[0]);
        if (s[i] == 'b')
            st.push(num[1]);
        if (s[i] == 'c')
            st.push(num[2]);
        if (s[i] == 'd')
            st.push(num[3]);
        if (s[i] == '+')
        {
            int a = st.top();
            st.pop();
            int b = st.top();
            st.pop();
            st.push(a | b);
        }
        if (s[i] == '*')
        {
            int a = st.top();
            st.pop();
            int b = st.top();
            st.pop();
            st.push(a & b);
        }
        if (s[i] == '^')
        {
            int a = st.top();
            st.pop();
            int b = st.top();
            st.pop();
            st.push(a ^ b);
        }
    }
    return st.top();
}

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);

    string S;
    while (1)
    {
        cin >> S;
        if (S == ".")
            break;
        reverse(all(S));
        int P;
        cin >> P;
        int pass = calc(P, S);
        int cnt = 0;
        rep(i, 10000) if (calc(i, S) == pass) cnt++;
        cout << pass << " " << cnt << endl;
    }
}