#include <vector>
#include <iostream>
class Token
{
private:
char kind;
double value;
public:
Token(char ch) :kind(ch), value(0){}
Token(char ch, double val) :kind(ch), value(val){}
};
std::vector<Token> get_tokens()
{
char c;
double x;
std::vector<Token> tokens;
while (std::cin >> c && std::cin >> x)
tokens.emplace_back(c, x);
return tokens;
}
int main()
{
auto tokens = get_tokens();
return 0;
}
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