#include <iostream>
#include <sstream>
using namespace std;
int main() {
std::string s = "IBM US Equity";
istringstream iss(s);
do {
std::string s2;
iss >> s2;
std::cout << "s2=" << s2 << std::endl;
} while (iss);
// your code goes here
return 0;
}
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