#include <iostream>
#include <string>
#include <sstream>
using namespace std;
int main(){
string longestword = "nguyen huu thang";
stringstream ss(longestword);
string word;
int dem = 0;
while(ss >> word){
++dem;
cout << "Tu thu " << dem << " tach duoc : " << word << endl;
}
return 0;
}
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