#include <iostream>
#include <string>
using namespace std;
using std::string;
string firstWord(string str);
int main()
{
string str;
cout << "Enter the string: " << endl;
getline(cin, str);
cout << firstWord(str) << endl;
return 0;
}
string firstWord(string str)
{
string result = "";
for (int i = 0; !isspace(str[i]) && str.size(); i++)
{
result += str[i];
}
return result;
}
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