Forgot to allocate the generated numbers in the generator so that they don't repeat

.gitignore

@@ -32,4 +32,4 @@
 *.out
 *.app
 
-lottery
+./lottery

impl_generator.cpp

@@ -13,6 +13,8 @@ int ImplGenerator::get_next_num()
     }
     while (already_generated_numbers.count(num) > 0);
     
+    already_generated_numbers.emplace(num);
+
     internal_counter++;
 
     return num;

input_parsing.cpp

@@ -41,7 +41,7 @@ ProgramOptions get_params(int argc, char *argv[])
 			break;
 
 			default:
-			std::cerr << "Incorrect character code returned: %d" << option;
+			std::cerr << "Incorrect character code returned: %d\n" << option;
 		}
 	}
 

main.cpp

@@ -12,7 +12,7 @@ int main(int argc, char *argv[])
 	std::cout << "Output:\n";
 	int num = gen.get_next_num();
 	std::vector<int> correct_guesses;
-	double accuracy = 1.0;
+	double accuracy = 100.0;
 
 	while(num != gen.NO_MORE_NUMBERS)
 	{
@@ -20,7 +20,7 @@ int main(int argc, char *argv[])
 		std::cout << "What's your guess (max= " << parameters.max_range <<"): ";
 		std::cin >> user_guess;
 		
-		while (std::cin.fail() || user_guess < 0)
+		while (std::cin.fail() || user_guess < 0 || user_guess > parameters.max_range)
 		{
 			std::cin.clear();
 
@@ -32,7 +32,7 @@ int main(int argc, char *argv[])
 		correct_guesses.emplace_back(num);
 
 		accuracy -= abs(user_guess - num) / 100.;
-		accuracy = accuracy > 0 : -accuracy;
+		accuracy = accuracy > 0 ? accuracy : -accuracy;
 		num = gen.get_next_num();
 	}