diff --git a/src/main/java/mattrixwv/ProjectEuler/Benchmark.java b/src/main/java/mattrixwv/ProjectEuler/Benchmark.java
index 7b1c81f..0344922 100644
--- a/src/main/java/mattrixwv/ProjectEuler/Benchmark.java
+++ b/src/main/java/mattrixwv/ProjectEuler/Benchmark.java
@@ -28,6 +28,7 @@ import java.util.Scanner;
 
 import mattrixwv.Stopwatch;
 import mattrixwv.ProjectEuler.Problems.Problem;
+import mattrixwv.exceptions.InvalidResult;
 
 
 public class Benchmark{
@@ -35,7 +36,7 @@ public class Benchmark{
 	private static enum BenchmarkOptions{runSpecific, runAllShort, runAll, exit, size};
 	private static final ArrayList<Integer> tooLong = new ArrayList<Integer>(Arrays.asList(15, 23, 24, 27));
 	//The driver function for the benchmark selection
-	public static void benchmarkMenu(){
+	public static void benchmarkMenu() throws InvalidResult{
 		BenchmarkOptions selection = BenchmarkOptions.size;
 
 		printMenu();
@@ -91,7 +92,7 @@ public class Benchmark{
 		return sel;
 	}
 	//Determines which problem user wants to run and runs it
-	private static void runSpecific(){
+	private static void runSpecific() throws InvalidResult{
 		//Ask which problem the user wants to run
 		int problemNumber = ProblemSelection.getProblemNumber();
 		//Ask how many times to run the problem
@@ -108,7 +109,7 @@ public class Benchmark{
 		System.out.println(getBenchmarkResults(problem, totalTime, timesToRun));
 	}
 	//Runs all problems except a few that are specified because of run length
-	private static void runAllShort(){
+	private static void runAllShort() throws InvalidResult{
 		//Ask how many times to run the problems
 		int timesToRun = getNumberOfTimesToRun();
 
@@ -133,7 +134,7 @@ public class Benchmark{
 		}
 	}
 	//Runs all problems
-	private static void runAll(){
+	private static void runAll() throws InvalidResult{
 		//Ask how many times to run the problem
 		int timesToRun = getNumberOfTimesToRun();
 
@@ -165,7 +166,7 @@ public class Benchmark{
 		return numOfTimesToRun;
 	}
 	//Runs the problem the given number of times
-	private static double runProblem(Problem problem, int timesToRun){
+	private static double runProblem(Problem problem, int timesToRun) throws InvalidResult{
 		double totalTime = 0;
 		System.out.print("Solving");
 		for(int cnt = 0;cnt < timesToRun;++cnt){
@@ -180,7 +181,7 @@ public class Benchmark{
 		return totalTime;
 	}
 	//Prints the benchmark results of a problem
-	private static String getBenchmarkResults(Problem problem, double totalTime, int timesRun){
+	private static String getBenchmarkResults(Problem problem, double totalTime, int timesRun) throws InvalidResult{
 		//Calculate the average run time of the problem
 		totalTime /= timesRun;
 		String timeResults = Stopwatch.getStr(totalTime);
diff --git a/src/main/java/mattrixwv/ProjectEuler/Driver.java b/src/main/java/mattrixwv/ProjectEuler/Driver.java
index 38231a0..4b6a716 100644
--- a/src/main/java/mattrixwv/ProjectEuler/Driver.java
+++ b/src/main/java/mattrixwv/ProjectEuler/Driver.java
@@ -24,6 +24,8 @@ package mattrixwv.ProjectEuler;
 
 import java.util.Scanner;
 
+import mattrixwv.exceptions.InvalidResult;
+
 
 public class Driver{
 	//An enum to hold the possible menu selections
@@ -31,7 +33,7 @@ public class Driver{
 	private static final Scanner input = new Scanner(System.in);
 
 	//Drives the program
-	public static void main(String[] args){
+	public static void main(String[] args) throws InvalidResult{
 		SELECTIONS selection = SELECTIONS.SIZE;	//Holds the menu selection of the user
 		do{
 			//Print the menu and prompt the user to select an action
@@ -97,7 +99,7 @@ public class Driver{
 		System.out.println("That is an invalid selection!");
 	}
 	//Handle what happens when a user wants to solve a problem
-	private static void solveMenu(){
+	private static void solveMenu() throws InvalidResult{
 		Integer problemNumber = ProblemSelection.getProblemNumber();
 		//This selection solves all problems in order
 		if(problemNumber.equals(0)){
diff --git a/src/main/java/mattrixwv/ProjectEuler/ProblemSelection.java b/src/main/java/mattrixwv/ProjectEuler/ProblemSelection.java
index dfc039a..92798a5 100644
--- a/src/main/java/mattrixwv/ProjectEuler/ProblemSelection.java
+++ b/src/main/java/mattrixwv/ProjectEuler/ProblemSelection.java
@@ -27,6 +27,7 @@ import java.util.Arrays;
 import java.util.Scanner;
 
 import mattrixwv.ProjectEuler.Problems.*;
+import mattrixwv.exceptions.InvalidResult;
 
 
 public class ProblemSelection{
@@ -85,7 +86,7 @@ public class ProblemSelection{
 		System.out.println(problem.getDescription());
 	}
 	//Solve a problem
-	public static void solveProblem(Integer problemNumber){
+	public static void solveProblem(Integer problemNumber) throws InvalidResult{
 		//Get the problem
 		Problem problem = getProblem(problemNumber);
 		//Print the problem description
diff --git a/src/main/java/mattrixwv/ProjectEuler/Problems/Problem.java b/src/main/java/mattrixwv/ProjectEuler/Problems/Problem.java
index 844a8ba..3727d81 100644
--- a/src/main/java/mattrixwv/ProjectEuler/Problems/Problem.java
+++ b/src/main/java/mattrixwv/ProjectEuler/Problems/Problem.java
@@ -23,6 +23,7 @@ package mattrixwv.ProjectEuler.Problems;
 
 import mattrixwv.Stopwatch;
 import mattrixwv.ProjectEuler.Unsolved;
+import mattrixwv.exceptions.InvalidResult;
 
 public abstract class Problem{
 	//Variables
@@ -50,7 +51,7 @@ public abstract class Problem{
 		return result;
 	}
 	//Returns the time taken to run the problem as a string
-	public String getTime(){
+	public String getTime() throws InvalidResult{
 		if(!solved){
 			throw new Unsolved();
 		}
@@ -64,7 +65,7 @@ public abstract class Problem{
 		return timer;
 	}
 	//Solve the problem
-	public abstract void solve();
+	public abstract void solve() throws InvalidResult;
 	//Reset the problem so it can be run again
 	public void reset(){
 		timer.reset();
diff --git a/src/main/java/mattrixwv/ProjectEuler/Problems/Problem3.java b/src/main/java/mattrixwv/ProjectEuler/Problems/Problem3.java
index 924fb10..b91ac63 100644
--- a/src/main/java/mattrixwv/ProjectEuler/Problems/Problem3.java
+++ b/src/main/java/mattrixwv/ProjectEuler/Problems/Problem3.java
@@ -27,6 +27,7 @@ import java.util.ArrayList;
 
 import mattrixwv.Algorithms;
 import mattrixwv.ProjectEuler.Unsolved;
+import mattrixwv.exceptions.InvalidResult;
 
 
 public class Problem3 extends Problem{
@@ -44,7 +45,7 @@ public class Problem3 extends Problem{
 	}
 	//Operational functions
 	//Solve the problem
-	public void solve(){
+	public void solve() throws InvalidResult{
 		//If the problem has already been solved do nothing and end the function
 		if(solved){
 			return;