Cod sursa(job #2265104)

Utilizator mihai50000Mihai-Cristian Popescu mihai50000 Data 20 octombrie 2018 16:31:26
Problema Bool Scor 40
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 1.25 kb
#include <fstream>
#include <vector>
#include <bitset>
#include <unordered_map>
#include <algorithm>
#include <queue>
#include <math.h>
#include <iomanip>
#include <stack>
  
using namespace std;

ifstream cin("bool.in");
ofstream cout("bool.out");

string s;

int AND();
int NOT();

int i;

int val[300];

int OR()
{
	int r = AND();
	
	while(s[i] == '|')
	{
		i++;
		r |= AND();
	}
	
	return r;
}

int AND()
{
	int r = NOT();
	
	while(s[i] == '&')
	{
		i++;
		r &= NOT();
	}
	
	return r;
}

int NOT()
{
	int r = 0;
	
	if(s[i] == '(')
	{
		i++;
		r = OR();
		i++;
		return r;
	}
	else
		if(s[i] == '!')
		{
			i++;
			return !NOT();
		}
	
	i++;
	return val[s[i - 1]];
}

#define pb push_back

main()
{
	string t;
	getline(cin, t);
	
	for(int i = 0; i < t.size(); i++)
		if(t[i] != ' ')
		{
			if(t[i] == 'O' && i + 1 < t.size() && t[i + 1] == 'R')
			{
				s.pb('|');
				i++;
			}
			else
				if(t[i] == 'N' && i + 2 < t.size() && t[i + 1] == 'O' && t[i + 2] == 'T')
				{
					s.pb('!');
					i += 2;
				}
				else
					if(t[i] == 'A' && i + 2 < t.size() && t[i + 1] == 'N' && t[i + 2] == 'D')
					{
						s.pb('&');
						i += 2;
					}
					else
						s.pb(t[i]);
		}
	
	int n;
	cin >> n;
	
	while(n--)
	{
		char c;
		cin >> c;
		
		val[c] ^= 1;
		i = 0;
		
		cout << OR();
	}
}