Raymond Farria#

NumberUtilities.java

@@ -1,32 +1,61 @@
- 
-
 
 public class NumberUtilities {
-    
     public static String getRange(int start) {
-        return null;
+        StringBuilder homeOn = new StringBuilder();
+        for(int i = 0; i < start; i++){
+            homeOn.append(i);
+
+        }
+        return "" + homeOn;
     }
-    
+
     public static String getRange(int start, int stop) {
-        return null;
+        StringBuilder onThe = new StringBuilder();
+        for(int t = start; t < stop; t++){
+            onThe.append(t);
+        }
+        return "" + onThe;
     }
 
-
     public static String getRange(int start, int stop, int step) {
-        return null;
+        StringBuilder stairs = new StringBuilder();
+        for(int g = start; g < stop; g+=step){
+            stairs.append(g);
+
+        }
+        return "" + stairs;
     }
-    
+
     public static String getEvenNumbers(int start, int stop) {
-        return null;
-    }
+        StringBuilder notOdd = new StringBuilder();
+        for(int e = start; e < stop; e++){
 
+            if(e%2 == 0){
+                notOdd.append(e);   
+            }
 
-    public static String getOddNumbers(int start, int stop) {
-        return null;
+        }
+        return "" + notOdd;
     }
 
+    public static String getOddNumbers(int start, int stop) {
+        StringBuilder notEven = new StringBuilder();
+        for(int o = start; o < stop; o++){
+
+            if(o%2 == 1){
+                notEven.append(o);
+            }
+        }
+        return "" + notEven;
+    }
 
     public static String getExponentiations(int start, int stop, int exponent) {
-        return null;
+        StringBuilder multiply = new StringBuilder();
+        for(int m = start; m <= stop; m++){
+            int divide = (int)Math.pow(m,exponent);
+            multiply.append(divide);
+
+        }
+        return "" + multiply;
     }
 }

TableUtilities.java

@@ -1,15 +1,22 @@
- 
 
 public class TableUtilities {
     public static String getSmallMultiplicationTable() {
-        return null;
+        return getMultiplicationTable(5);
     }
 
     public static String getLargeMultiplicationTable() {
-        return null;
+        return getMultiplicationTable(10);
     }
 
     public static String getMultiplicationTable(int tableSize) {
-        return null;
+        StringBuilder multiTable = new StringBuilder();
+        for(int i = 1 ; i <= tableSize; i++){
+
+            for(int j = 1; j <= tableSize; j++){
+                multiTable.append(String.format("%3s |",(i * j)));
+            }
+            multiTable.append("\n");
+        }
+        return multiTable + "";
     }
 }

TriangleUtilities.java

@@ -1,21 +1,28 @@
- 
 
 public class TriangleUtilities {
-
     public static String getRow(int numberOfStars) {
-        return null;
+        StringBuilder star = new StringBuilder();
+        for(int i = 0; i < numberOfStars; i++){
+            star.append("*");
+
+        }    
+        return star.toString();
     }
-    
+
     public static String getTriangle(int numberOfRows) {
-        return null;
-    }
+        StringBuilder row = new StringBuilder();
+        for(int t = 1;t < numberOfRows + 1; t++){
+            row.append(getRow(t) + "\n");   
 
+        }
+        return row.toString();
+    }
 
     public static String getSmallTriangle() {
-        return null;
+        return getTriangle(4);
     }
 
     public static String getLargeTriangle() {
-        return null;
+        return getTriangle(9);
     }
 }

package.bluej

@@ -1,27 +1,27 @@
 #BlueJ package file
-dependency1.from=NumberUtilitiesTest
-dependency1.to=NumberUtilities
+dependency1.from=TableUtilitiesTest
+dependency1.to=TableUtilities
 dependency1.type=UsesDependency
 dependency2.from=TriangleUtilitiesTest
 dependency2.to=TriangleUtilities
 dependency2.type=UsesDependency
-dependency3.from=TableUtilitiesTest
-dependency3.to=TableUtilities
+dependency3.from=NumberUtilitiesTest
+dependency3.to=NumberUtilities
 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
-objectbench.width=484
-package.divider.horizontal=0.6
-package.divider.vertical=0.7560627674750356
-package.editor.height=523
-package.editor.width=382
-package.editor.x=20
-package.editor.y=57
-package.frame.height=759
-package.frame.width=508
+editor.fx.0.x=252
+editor.fx.0.y=23
+objectbench.height=154
+objectbench.width=483
+package.divider.horizontal=0.5549263873159683
+package.divider.vertical=0.7556904400606981
+package.editor.height=491
+package.editor.width=777
+package.editor.x=142
+package.editor.y=-932
+package.frame.height=717
+package.frame.width=903
 package.numDependencies=3
 package.numTargets=6
 package.showExtends=true