diff --git a/bin/main/org/8033/assessment/Main.class b/bin/main/org/8033/assessment/Main.class
deleted file mode 100644
index 94de148..0000000
Binary files a/bin/main/org/8033/assessment/Main.class and /dev/null differ
diff --git a/bin/main/org/frc8033/assessment/Main.class b/bin/main/org/frc8033/assessment/Main.class
new file mode 100644
index 0000000..b683152
Binary files /dev/null and b/bin/main/org/frc8033/assessment/Main.class differ
diff --git a/bin/main/org/frc8033/assessment/car/Car.class b/bin/main/org/frc8033/assessment/car/Car.class
new file mode 100644
index 0000000..0a8bc82
Binary files /dev/null and b/bin/main/org/frc8033/assessment/car/Car.class differ
diff --git a/bin/main/org/frc8033/assessment/car/GasCar.class b/bin/main/org/frc8033/assessment/car/GasCar.class
new file mode 100644
index 0000000..2f31067
Binary files /dev/null and b/bin/main/org/frc8033/assessment/car/GasCar.class differ
diff --git a/bin/main/org/frc8033/assessment/car/HondaAccord.class b/bin/main/org/frc8033/assessment/car/HondaAccord.class
new file mode 100644
index 0000000..14006f9
Binary files /dev/null and b/bin/main/org/frc8033/assessment/car/HondaAccord.class differ
diff --git a/bin/test/org/8033/assessment/MainTest.class b/bin/test/org/8033/assessment/MainTest.class
deleted file mode 100644
index 46e0254..0000000
Binary files a/bin/test/org/8033/assessment/MainTest.class and /dev/null differ
diff --git a/bin/test/org/frc8033/assessment/car/GasCarTest.class b/bin/test/org/frc8033/assessment/car/GasCarTest.class
new file mode 100644
index 0000000..535dd46
Binary files /dev/null and b/bin/test/org/frc8033/assessment/car/GasCarTest.class differ
diff --git a/bin/test/org/frc8033/assessment/car/HondaAccordTest.class b/bin/test/org/frc8033/assessment/car/HondaAccordTest.class
new file mode 100644
index 0000000..4de4858
Binary files /dev/null and b/bin/test/org/frc8033/assessment/car/HondaAccordTest.class differ
diff --git a/build.gradle b/build.gradle
index 60715fd..ffbd5c4 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,7 +28,7 @@ dependencies {
 // Apply a specific Java toolchain to ease working on different environments.
 java {
     toolchain {
-        languageVersion = JavaLanguageVersion.of(21)
+        languageVersion = JavaLanguageVersion.of(17)
     }
 }
 
diff --git a/src/main/java/org/frc8033/assessment/car/Car.java b/src/main/java/org/frc8033/assessment/car/Car.java
new file mode 100644
index 0000000..355917b
--- /dev/null
+++ b/src/main/java/org/frc8033/assessment/car/Car.java
@@ -0,0 +1,7 @@
+package org.frc8033.assessment.car;
+
+
+public interface Car {
+    public float getRangeMi();
+    public void drive(float distance);
+}
\ No newline at end of file
diff --git a/src/main/java/org/frc8033/assessment/car/GasCar.java b/src/main/java/org/frc8033/assessment/car/GasCar.java
new file mode 100644
index 0000000..83e45f0
--- /dev/null
+++ b/src/main/java/org/frc8033/assessment/car/GasCar.java
@@ -0,0 +1,30 @@
+package org.frc8033.assessment.car;
+
+public class GasCar implements Car {
+    final float tankSize;
+    final float gasMileage;
+    float currentGas;
+
+    public GasCar(float tankSize, float gasMileage) {
+        this.tankSize = tankSize;
+        this.gasMileage = gasMileage;
+        this.currentGas = tankSize;
+    }
+
+    public void drive(float miles) {
+        float gasUsed = miles/gasMileage;
+
+        if (gasUsed > currentGas) {
+            currentGas = 0;
+        } else {
+            currentGas -= gasUsed;
+        }
+    }
+
+    public float getRangeMi() {
+        return currentGas * gasMileage;
+    }
+    public void fillTank() {
+        currentGas = tankSize;
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/org/frc8033/assessment/car/HondaAccord.java b/src/main/java/org/frc8033/assessment/car/HondaAccord.java
new file mode 100644
index 0000000..2ab200d
--- /dev/null
+++ b/src/main/java/org/frc8033/assessment/car/HondaAccord.java
@@ -0,0 +1,16 @@
+package org.frc8033.assessment.car;
+
+public class HondaAccord extends GasCar {
+
+    public HondaAccord() {
+        super(15, 32);
+    }
+
+    public HondaAccord(float gasMileage, float tankSize) {
+        super(tankSize, gasMileage);
+    }
+
+    public boolean isStock() {
+        return gasMileage == 32 && tankSize == 15;
+    }
+}
\ No newline at end of file