#include <iostream>
#include <string>
#include <map>
#include <functional>
using namespace std;
 
int main() {
	map<string, function<double(double, double)>> functions = {
		{"+", [](double a, double b){return a+b;}},
		{"-", [](double a, double b){return a-b;}},
		{"*", [](double a, double b){return a*b;}},
		{"/", [](double a, double b){return a/b;}}
	};
	string inFuncName;
	double a, b;
	while(cin>>a>>inFuncName>>b)
		cout << a << inFuncName << b 
		<< " = " << functions[inFuncName](a, b) << endl;
	return 0;
}

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