#include <iostream>
#include <sstream>
#include <string>
int main() {
std::string input = "John Doe 25 85.5";
std::istringstream stream(input);
std::string firstName, lastName;
int age;
double height;
stream >> firstName >> lastName >> age >> height;
if (stream) {
std::cout << "Parsed successfully:\n"
<< "First Name: " << firstName << "\n"
<< "Last Name: " << lastName << "\n"
<< "Age: " << age << "\n"
<< "Height: " << height << std::endl;
} else {
std::cout << "Parsing failed. Invalid input." << std::endl;
}
return 0;
}