#include <iostream>
#include <cstdlib>
#include <string>
#include <vector>
#include <algorithm>
#include <stdio.h>
#include <sstream>
 
using namespace std;
 
int main() 
{	
	const int max_int = 2147483647;
	double a, b;
	char x;
 
	string str;
	while (getline(cin, str) && str[0] != EOF)
	{
		cout << str << endl;
		istringstream is(str);
		is >> a >> x >> b;
 
		if (a > max_int) cout << "first number too big" << endl;
		if (b > max_int) cout << "second number too big" << endl;
		if (x == '+' && a + b > max_int || x == '*' && a*b >= max_int) cout << "result too big" << endl;
	}
	return 0;
}

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