diff --git a/SumOfInput.java b/SumOfInput.java
index d84c4b6..6e4be05 100644
--- a/SumOfInput.java
+++ b/SumOfInput.java
@@ -19,8 +19,14 @@ public SumOfInput()
     }
     
     public Integer oneToNumber(Integer numberToSum){
+        int n = numberToSum;
+        int plusone = n+1;
+        int numerator = (plusone)*(n);
+        int finalprod = numerator/2;
+        
+       
 
-        return sum;
+        return finalprod;
     }
 
 }
diff --git a/package.bluej b/package.bluej
index d3ce7f2..806100a 100644
--- a/package.bluej
+++ b/package.bluej
@@ -1,20 +1,23 @@
 #BlueJ package file
-editor.fx.0.height=0
-editor.fx.0.width=0
+dependency1.from=SumOfInputTest
+dependency1.to=SumOfInput
+dependency1.type=UsesDependency
+editor.fx.0.height=730
+editor.fx.0.width=1280
 editor.fx.0.x=0
-editor.fx.0.y=0
+editor.fx.0.y=23
 objectbench.height=164
-objectbench.width=776
+objectbench.width=1256
 package.divider.horizontal=0.6
-package.divider.vertical=0.6845018450184502
-package.editor.height=364
-package.editor.width=674
-package.editor.x=-816
-package.editor.y=445
-package.frame.height=600
-package.frame.width=800
-package.numDependencies=0
-package.numTargets=1
+package.divider.vertical=0.7451564828614009
+package.editor.height=493
+package.editor.width=1162
+package.editor.x=0
+package.editor.y=23
+package.frame.height=729
+package.frame.width=1280
+package.numDependencies=1
+package.numTargets=2
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
@@ -24,9 +27,16 @@ readme.width=47
 readme.x=10
 readme.y=10
 target1.height=50
-target1.name=Main
+target1.name=SumOfInput
 target1.showInterface=false
 target1.type=ClassTarget
-target1.width=80
-target1.x=70
+target1.width=90
+target1.x=120
 target1.y=10
+target2.height=50
+target2.name=SumOfInputTest
+target2.showInterface=false
+target2.type=UnitTestTargetJunit4
+target2.width=120
+target2.x=70
+target2.y=70