#include <sstream>
#include <string>
#include <fstream>
#include <iostream>
using namespace std;
int main()
{
string line;
istringstream strm;
int num;
while (getline(cin, line))
{
istringstream strm(line);
while ( strm >> num )
cout << num << " ";
cout << "\n";
}
}
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