diff --git a/.classpath b/.classpath
new file mode 100644
index 0000000..c70d51a
--- /dev/null
+++ b/.classpath
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
+	<classpathentry kind="src" path="Axel/src"/>
+	<classpathentry kind="output" path="bin"/>
+</classpath>
diff --git a/.project b/.project
new file mode 100644
index 0000000..22c89be
--- /dev/null
+++ b/.project
@@ -0,0 +1,17 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>PR1-Spreadsheet</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+	</natures>
+</projectDescription>
diff --git a/Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java b/Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java
index d1538e5..c5ad4e9 100644
--- a/Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java
+++ b/Axel/src/de/hs_mannheim/informatik/spreadsheet/Spreadsheet.java
@@ -68,10 +68,7 @@ public class Spreadsheet {
 	}
 
 	private int getRow(String cellName) {
-		if(cellName.length()==3)
-			return Integer.parseInt((cellName.charAt(1)+"")+(cellName.charAt(2)+""))-1;
-		else
-			return cellName.charAt(1) - '1';
+		return Integer.parseInt(cellName.substring(1))-1;
 	}
 
 	// -----
@@ -164,18 +161,8 @@ public class Spreadsheet {
 	 */
 	private long sum(String startCellName, String endCellName) {
 		int sum=0;
-		int startCellRow;
-		int endCellRow;
-		if(startCellName.length()==3)
-			startCellRow=Integer.parseInt((startCellName.charAt(1)+"")+(startCellName.charAt(2)+""))-1;
-		else
-			startCellRow=startCellName.charAt(1)-'1';
-		if(endCellName.length()==3)
-			endCellRow=Integer.parseInt((endCellName.charAt(1)+"")+(endCellName.charAt(2)+""))-1;
-		else
-			endCellRow=endCellName.charAt(1)-'1';
 		for(int i=startCellName.charAt(0)-'A'; i<=endCellName.charAt(0)-'A'; i++) {
-			for(int j=startCellRow; j<=endCellRow; j++) {
+			for(int j=Integer.parseInt(startCellName.substring(1))-1; j<=Integer.parseInt(endCellName.substring(1))-1; j++) {
 				if(cells[j][i].isEmpty()) {
 					continue;
 				}
@@ -186,18 +173,8 @@ public class Spreadsheet {
 	}
 	private long product(String startCellName, String endCellName) {
 		int product=1;
-		int startCellRow;
-		int endCellRow;
-		if(startCellName.length()==3)
-			startCellRow=Integer.parseInt((startCellName.charAt(1)+"")+(startCellName.charAt(2)+""))-1;
-		else
-			startCellRow=startCellName.charAt(1)-'1';
-		if(endCellName.length()==3)
-			endCellRow=Integer.parseInt((endCellName.charAt(1)+"")+(endCellName.charAt(2)+""))-1;
-		else
-			endCellRow=endCellName.charAt(1)-'1';
 		for(int i=startCellName.charAt(0)-'A'; i<=endCellName.charAt(0)-'A'; i++) {
-			for(int j=startCellRow; j<=endCellRow; j++) {
+			for(int j=Integer.parseInt(startCellName.substring(1))-1; j<=Integer.parseInt(endCellName.substring(1))-1; j++) {
 				if(cells[j][i].isEmpty()) {
 					return 0;
 				}