refactoring old labs is fun

src/main/java/io/zipcoder/microlabs/mastering_loops/NumberUtilities.java

@@ -5,53 +5,34 @@ public class NumberUtilities {
 
     public static String getEvenNumbers(int start, int stop) {
         String evens = "";
-        int count = start;
-        if((count / 2) != 0) {
-            count += 1;
-        }
-        for(int i = count; i < stop; i+=2) {
-            evens = evens + i;
-        }
+        if(start%2 != 0)  start += 1;
+        for(int i = start; i < stop; i+=2)  evens += i;
         return evens;
     }
 
-
     public static String getOddNumbers(int start, int stop) {
         String odds = "";
-        int count = start;
-        if((count / 2) == 0) {
-            count += 1;
-        }
-        for(int i = count; i < stop; i+=2) {
-            odds += i;
-        }
+        if(start %2 == 0) start += 1;
+        for(int i = start; i < stop; i+=2)  odds += i;
         return odds;
     }
 
-
     public static String getSquareNumbers(int start, int stop, int step) {
         String square = "";
-        for(int i = start; i < stop; i+=step) {
-            square += (i*i);
-        }
+        for(int i = start; i < stop; i+=step) square += (i*i);
         return square;
     }
 
-
     public static String getRange(int start, int stop, int step) {
         String xEach = "";
-        for(int i = start; i < stop; i+=step){
-            xEach += i;
-        }
+        for(int i = start; i < stop; i+=step) xEach += i;
         return xEach;
     }
 
-
     public static String getExponentiations(int start, int stop, int step, int exponent) {
         String expo = "";
         for(int i = start; i< stop; i+=step){
-            expo += (int)(Math.pow(i, exponent));
-        }
+            expo += (int)(Math.pow(i, exponent)); }
         return expo;
     }
 }

src/main/java/io/zipcoder/microlabs/mastering_loops/TableUtilities.java

@@ -25,7 +25,6 @@ public class TableUtilities {
             }
             large += multiply + "\n";
         }
-
         return large;
     }
 

src/main/java/io/zipcoder/microlabs/mastering_loops/TriangleUtilities.java

@@ -18,7 +18,7 @@ public class TriangleUtilities {
         String aster = "";
         int counter = 1;
         while(counter <= numberOfStars) {
-            aster = aster + "*";
+            aster += "*";
             counter++;
         }
         return aster;