add build script

1 files changed, 17 insertions, 0 deletions

diff --git a/src/History.java b/src/History.java
new file mode 100644
index 0000000..ef2807b
--- /dev/null
+++ b/src/History.java
@@ -0,0 +1,17 @@
+import java.util.Vector;
+
+public class History {
+    private Vector<String> hist;
+
+    History() {
+        hist = new Vector<String>();
+    }
+
+    public void clearHistory() {
+            hist.clear();
+    }
+
+    public Vector<String> getHistory() {
+        return hist;
+    }
+}