#include <algorithm>
#include <cstdlib>
#include <iostream>
#include <iterator>
#include <string>
int main(int argc, char* argv[])
{
using namespace std;
string word;
cin >> word; // word to search
istream_iterator<string> words(cin), eof;
bool found = find(words, eof, word) != eof;
return found ? 0 : (cin.eof() ? 1 : 2);
}
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