#include<iostream>
#include<string>
using namespace std;
class Person{
    public:
    string name;
};
class Employee : public person {
    public:
    float salary;
    
};
int main(){
    employee emp;
    getline(cin, emp.name);
    cin >> emp.salary;
    if(emp.salary < 0) {
        cout << "Invalid input";
    } else{
        cout << emp.name << " " << emp.salary;
    }
    
    return 0;
}