completed lab

NumberUtilities.java

@@ -4,29 +4,74 @@
 public class NumberUtilities {
 
     public static String getRange(int stop) {
-        return null;
+        int i;
+        String nums = "";
+        for (i=0; i<stop; i++){
+            nums = nums + Integer.toString(i);
+
+        } 
+        return nums; 
     }
 
     public static String getRange(int start, int stop) {
-        return null;
+        int i;
+        String nums = "";
+        for (i=start; i<stop; i++){
+            nums = nums + Integer.toString(i);
+
+        } 
+        return nums;
     }
 
 
     public static String getRange(int start, int stop, int step) {
-        return null;
+        int i;
+        String nums = "";
+        for (i=start; i<stop; i+=step){
+
+            nums = nums + Integer.toString(i);
+
+        } 
+        return nums;
     }
 
     public static String getEvenNumbers(int start, int stop) {
-        return null;
+        int i;
+        String nums = "";
+        for (i=start; i<stop; i++){
+            if (i%2==0) {
+              nums = nums + Integer.toString(i);
+        } 
+
     }
+    return nums;
+}
 
-
-    public static String getOddNumbers(int start, int stop) {
-        return null;
+    public static String getOddNumbers(int start, int stop) {    
+        int i;
+        String nums = "";
+        for (i=start; i<stop; i++){
+            if (i%2!=0) {
+              nums = nums + Integer.toString(i);
+        } 
+
     }
+    return nums;
+
+
+}
 
 
     public static String getExponentiations(int start, int stop, int exponent) {
-        return null;
+        int i;
+        String nums = "";
+        for (i=start; i<=stop; i++){
+            Math.pow(i, exponent);
+            nums = nums + Integer.toString((int)Math.pow(i, exponent)); 
+        }
+
+
+        return nums;
+        }
     }
-}
+

TableUtilities.java

@@ -1,15 +1,62 @@
 
 
 public class TableUtilities {
-    public static String getSmallMultiplicationTable() {
-        return null;
+public static String getSmallMultiplicationTable() {
+        String table = "";
+
+        for(int i = 1; i<=8; i++){
+            for(int j = 1; j<=5; j++) {
+                if (j*i < 10) {
+              table = table + (("  " + (j * i)) + " |");   
+            } else {
+                table = table + ((" " + (j * i)) + " |");;
+            }
+
+        }
+    table = table + "\n";
+}    
+        return table;
     }
 
+
+
     public static String getLargeMultiplicationTable() {
-        return null;
-    }
+        String table = "";
+
+        for(int i = 1; i<=10; i++){
+            for(int j = 1; j<=10; j++) {
+                if (j*i < 10) {
+              table = table + (("  " + (j * i)) + " |");   
+            } else if(j*i < 100){
+                table = table + ((" " + (j * i)) + " |");
+            } else {
+                table = table + (("" + (j * i)) + " |");
+            }
+
+        }
+
+    table = table + "\n";
+}    
+    return table;
+}
 
     public static String getMultiplicationTable(int tableSize) {
-        return null;
+                String table = "";
+
+        for(int i = 1; i<=tableSize; i++){
+            for(int j = 1; j<=tableSize; j++) {
+                if (j*i < 10) {
+              table = table + (("  " + (j * i)) + " |");   
+            } else if(j*i < 100){
+                table = table + ((" " + (j * i)) + " |");
+            } else {
+                table = table + (("" + (j * i)) + " |");
+            }
+
+        }
+
+    table = table + "\n";
+}    
+    return table;
     }
 }

TableUtilitiesTest.java

@@ -1,4 +1,4 @@
-
+     
 
 import org.junit.Assert;
 import org.junit.Test;

TriangleUtilities.java

@@ -3,19 +3,48 @@
 public class TriangleUtilities {
 
     public static String getRow(int numberOfStars) {
-        return null;
+        String stars = "";
+        for (int i = 1; i<=numberOfStars; i++){
+            stars = stars + "*";
+        }
+        return stars;
     }
 
     public static String getTriangle(int numberOfRows) {
-        return null;
+        String stars = "";
+
+        for(int i = 1; i<=numberOfRows; i++){
+            for(int j = 1; j<=i; j++) {
+              stars = stars + "*";   
+            }
+            stars = stars + "\n"; 
+        }
+        return stars;
+
     }
 
 
     public static String getSmallTriangle() {
-        return null;
+        String stars = "";
+
+        for(int i = 1; i<=4; i++){
+            for(int j = 1; j<=i; j++) {
+              stars = stars + "*";   
+            }
+            stars = stars + "\n"; 
+        }
+        return stars;
     }
 
     public static String getLargeTriangle() {
-        return null;
+        String stars = "";
+
+        for(int i = 1; i<=9; i++){
+            for(int j = 1; j<=i; j++) {
+              stars = stars + "*";   
+            }
+            stars = stars + "\n"; 
+        }
+        return stars;
     }
 }

package.bluej

@@ -1,79 +1,103 @@
 #BlueJ package file
-dependency1.from=NumberUtilitiesTest
-dependency1.to=NumberUtilities
+dependency1.from=TriangleUtilitiesTest
+dependency1.to=TriangleUtilities
 dependency1.type=UsesDependency
-dependency2.from=TriangleUtilitiesTest
-dependency2.to=TriangleUtilities
+dependency2.from=NumberUtilitiesTest
+dependency2.to=NumberUtilities
 dependency2.type=UsesDependency
 dependency3.from=TableUtilitiesTest
 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
-objectbench.width=484
+editor.fx.0.height=0
+editor.fx.0.width=0
+editor.fx.0.x=0
+editor.fx.0.y=0
+objectbench.height=163
+objectbench.width=893
 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
+package.divider.vertical=0.734375
+package.editor.height=463
+package.editor.width=800
+package.editor.x=16
+package.editor.y=25
+package.frame.height=704
+package.frame.width=917
 package.numDependencies=3
-package.numTargets=6
+package.numTargets=10
 package.showExtends=true
 package.showUses=true
 project.charset=UTF-8
-readme.height=58
+readme.height=60
 readme.name=@README
-readme.width=47
+readme.width=48
 readme.x=10
 readme.y=10
-target1.height=50
-target1.name=TableUtilitiesTest
-target1.showInterface=false
-target1.type=UnitTestTargetJunit4
-target1.width=110
-target1.x=100
-target1.y=270
+target1.height=70
+target1.name=README-TriangleUtilities.md
+target1.type=TextTarget
+target1.width=180
+target1.x=320
+target1.y=150
+target10.association=TriangleUtilitiesTest
+target10.height=50
+target10.name=TriangleUtilities
+target10.showInterface=false
+target10.type=ClassTarget
+target10.width=120
+target10.x=560
+target10.y=170
 target2.height=50
-target2.name=TriangleUtilitiesTest
+target2.name=TableUtilitiesTest
 target2.showInterface=false
 target2.type=UnitTestTargetJunit4
-target2.width=120
-target2.x=100
-target2.y=160
-target3.association=TableUtilitiesTest
+target2.width=110
+target2.x=600
+target2.y=270
 target3.height=50
-target3.name=TableUtilities
+target3.name=TriangleUtilitiesTest
 target3.showInterface=false
-target3.type=ClassTarget
-target3.width=110
-target3.x=70
-target3.y=300
-target4.association=NumberUtilitiesTest
-target4.height=50
-target4.name=NumberUtilities
-target4.showInterface=false
-target4.type=ClassTarget
-target4.width=120
-target4.x=80
-target4.y=70
+target3.type=UnitTestTargetJunit4
+target3.width=120
+target3.x=590
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+target4.height=70
+target4.name=README-TableUtilities.md
+target4.type=TextTarget
+target4.width=170
+target4.x=330
+target4.y=280
+target5.association=TableUtilitiesTest
 target5.height=50
-target5.name=NumberUtilitiesTest
+target5.name=TableUtilities
 target5.showInterface=false
-target5.type=UnitTestTargetJunit4
-target5.width=120
-target5.x=110
-target5.y=40
-target6.association=TriangleUtilitiesTest
-target6.height=50
-target6.name=TriangleUtilities
-target6.showInterface=false
-target6.type=ClassTarget
-target6.width=120
-target6.x=70
-target6.y=190
+target5.type=ClassTarget
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+target6.name=README-NumberUtilities.md
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