Updated to work with the new libraries

headers/Problem.hpp

@@ -1,10 +1,10 @@
 //ProjectEuler/ProjectEulerCPP/headers/Problem.hpp
 //Matthew Ellison
 // Created: 07-04-19
-//Modified: 08-28-20
+//Modified: 07-02-21
 //This is an abstract base class to allow polymorphism for the individual problems
 /*
-	Copyright (C) 2020  Matthew Ellison
+	Copyright (C) 2021  Matthew Ellison
 
 	This program is free software: you can redistribute it and/or modify
 	it under the terms of the GNU Lesser General Public License as published by
@@ -19,14 +19,13 @@
 	You should have received a copy of the GNU Lesser General Public License
 	along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */
-
-
 #ifndef PROBLEM_HPP
 #define PROBLEM_HPP
 
+
 #include <sstream>
 #include <string>
-#include "Stopwatch.hpp"
+#include "mee/Stopwatch.hpp"
 #include "Unsolved.hpp"
 
 
@@ -69,11 +68,16 @@ public:
 		timer.reset();
 		solved = false;
 	}
+	void solvedCheck(std::string str) const{
+		if(!solved){
+			throw new Unsolved("You must solve the problem before you can see the " + str);
+		}
+	}
 	//Pure virtual functions
 	//Solve the problem
 	virtual void solve() = 0;
 	//Return a string with the solution to the problem
-	virtual std::string getResult() = 0;
+	virtual std::string getResult() const = 0;
 };
 
 #endif //PROBLEM_HPP