Updated NumbersTriangelsTables

NumberUtilities.java

@@ -1,32 +1,54 @@
- 
-
 
 public class NumberUtilities {
-    
-    public static String getRange(int start) {
-        return null;
+    public static String getRange(int stop) {
+        String num= "";
+        for(int i=0; i<stop; i++){
+            num += i;
+        }
+        return num; 
     }
-    
+
     public static String getRange(int start, int stop) {
-        return null;
+        String num= "";
+        for(int i=start; i<stop; i++){
+            num += i;
+        }
+        return num;
     }
 
-
     public static String getRange(int start, int stop, int step) {
-        return null;
+        String num= "";
+        for(int i=start; i<stop; i+=step){
+            num += i;
+        }
+        return num;
     }
-    
+
     public static String getEvenNumbers(int start, int stop) {
-        return null;
+        String num= "";
+        for(int i=start; i<stop; i++){
+            if(i%2 == 0) {
+                num += i;
+            }
+        }
+        return num;
     }
 
-
     public static String getOddNumbers(int start, int stop) {
-        return null;
+        String num= "";
+        for(int i=start; i<stop; i++){
+            if(i%2 !=0) {
+                num += i;
+            }
+        }
+        return num;
     }
 
-
     public static String getExponentiations(int start, int stop, int exponent) {
-        return null;
+        String num= "";
+        for(int i=start; i<=stop; i++) {
+            num += (int)Math.pow(i,exponent);
+        }
+        return num;
     }
 }

TableUtilities.java

@@ -2,14 +2,44 @@
 
 public class TableUtilities {
     public static String getSmallMultiplicationTable() {
-        return null;
+       String str="";
+       
+        for(int i=1; i<=5; i++) {
+            int number=0;
+            for(int j=1; j<=5;j++){
+               number = i * j;
+               str += String.format("%3d |",number);
+        }
+         str +="\n";
+    }
+    return str;
     }
 
     public static String getLargeMultiplicationTable() {
-        return null;
+          String str="";
+       
+        for(int i=1; i<=10; i++) {
+            int number=0;
+            for(int j=1; j<=10;j++){
+               number = i * j;
+               str += String.format("%3d |",number);
+        }
+         str +="\n";
+    }
+    return str;
     }
 
     public static String getMultiplicationTable(int tableSize) {
-        return null;
+           String str="";
+       
+        for(int i=1; i<=tableSize; i++) {
+            int number=0;
+            for(int j=1; j<=tableSize;j++){
+               number = i * j;
+               str += String.format("%3d |",number);
+        }
+         str +="\n";
+    }
+    return str;
     }
 }

TriangleUtilities.java

@@ -1,21 +1,47 @@
- 
 
 public class TriangleUtilities {
-
     public static String getRow(int numberOfStars) {
-        return null;
+        String symb="";
+        for(int i = 0; i<numberOfStars; i++)
+        {
+            symb += "*";
+        }
+        return symb;
     }
-    
+
     public static String getTriangle(int numberOfRows) {
-        return null;
-    }
+        String symb="";
+        for(int i=1; i<=numberOfRows; i++) {
+            for(int j=1; j<=i;j++){
+                symb += "*";
 
+            }
+            symb +="\n";
+        }
+        return symb;
+    }
 
     public static String getSmallTriangle() {
-        return null;
+        String symb="";
+        for(int i=1; i<=4; i++) {
+            for(int j=1; j<=i;j++){
+                symb += "*";
+
+            }
+            symb +="\n";
+        }
+        return symb;
     }
 
     public static String getLargeTriangle() {
-        return null;
+        String symb="";
+        for(int i=1; i<10; i++) {
+            for(int j=1; j<=i;j++){
+                symb += "*";
+
+            }
+            symb +="\n";
+        }
+        return symb;
     }
 }

TriangleUtilitiesTest.java

@@ -1,5 +1,3 @@
- 
-
 
 import org.junit.Assert;
 import org.junit.Test;

package.bluej

@@ -10,17 +10,17 @@ dependency3.to=TableUtilities
 dependency3.type=UsesDependency
 editor.fx.0.height=722
 editor.fx.0.width=800
-editor.fx.0.x=537
-editor.fx.0.y=28
-objectbench.height=164
+editor.fx.0.x=478
+editor.fx.0.y=25
+objectbench.height=136
 objectbench.width=484
 package.divider.horizontal=0.6
-package.divider.vertical=0.7560627674750356
-package.editor.height=523
+package.divider.vertical=0.7559726962457338
+package.editor.height=436
 package.editor.width=382
-package.editor.x=20
-package.editor.y=57
-package.frame.height=759
+package.editor.x=772
+package.editor.y=103
+package.frame.height=644
 package.frame.width=508
 package.numDependencies=3
 package.numTargets=6