Updated how results are retrieved

Source/Problem28.cpp

@@ -132,6 +132,9 @@ void Problem28::solve(){
 	//Stop the timer
 	timer.stop();
 
+	//Save the results
+	result << "The sum of the diagonals in the given grid is " << sumOfDiagonals;
+
 	//Throw a flag to show the problem is solved
 	solved = true;
 }
@@ -144,19 +147,6 @@ void Problem28::reset(){
 	setupGrid();
 }
 
-//Return a string with the solution to the problem
-std::string Problem28::getString() const{
-	//If the problem hasn't been solved throw an exception
-	if(!solved){
-		throw Unsolved();
-	}
-
-	std::stringstream results;
-	results << "The sum of the diagonals in the given grid is " << sumOfDiagonals;
-
-	return results.str();
-}
-
 //Returns the grid
 std::vector<std::vector<int>> Problem28::getGrid() const{
 	//If the problem hasn't been solved throw an exception