Boolean Table

boolean_table.cpp

#include <iostream>
#include <vector>
using namespace std;

void helper(int n, int i, vector<bool> res); 
void binary(int n) {
	vector<bool> res(n);
	helper(n, 0, res);
}

void helper(int n, int i, vector<bool> res) {
	if (i == n) {
		for (int k = 0; k < res.size(); k++)
			cout << res[k] << " ";
		cout << endl;
	} else {
		res[i] = false;
		helper(n, i + 1, res);
		res[i] = true;
		helper(n, i + 1, res);
	}
}

int main(void) {
	int n;
	cin >> n;
	binary(n);
}

boolean_table.py

def boolean_table(n):
    flags = [0] * n
    
    def helper(n, i, flags):
        if i == n:
            print(flags)
        else:
            flags[i] = 0
            helper(n, i + 1, flags)
            flags[i] = 1
            helper(n, i + 1, flags)
    helper(n, 0, flags)

n = int(input("Number of boolean variables: "))
boolean_table(n)

boolean_table.txt

boolean_table(n):
	flags <- boolean array of size n
	helper(n, 0, flags)
	
helper(n, i, flags):
	if i == n:
		print flags
	else:
		flags[i] <- False
		helper(n, i + 1, flags)
		flags[i] <- True
		helper(n, i + 1, flags)