#include <iostream>
using namespace std;

#include "include/input.h"
#include "include/tokenize.h"
#include "include/parser.h"
#include "include/interpreter.h"

int main(int argc, char* argv[]) {
    while (true) {
        try {
            string input = get_input();
            vector<Token> tokens = tokenize(input);
            Node ast = parse(tokens);
            EvalResult res = eval(ast);
            cout << get<int>(res) << endl;
        }
        catch (...) { // temp
            cout << "err" << endl;
        }
    }
}