init

p2/P2_GeneratePermutations/Client.java

@@ -0,0 +1,73 @@
+import java.util.*;
+
+public class Client {
+    private static Random rand = new Random();
+
+    public static void main(String[] args) throws Exception {
+        // List<Region> scenario = createRandomScenario(10, 10, 100, 1000, 100000);
+        List<Region> scenario = createSimpleScenario();
+        System.out.println(scenario);
+        
+        double budget = 2000;
+        Set<Allocation> allocations = generateOptions(budget, scenario);
+        printAllocations(allocations);
+    }
+
+    public static Set<Allocation> generateOptions(double budget, List<Region> sites) {
+        Set<Allocation> allocations = new HashSet<>(); 
+        return generateOptions(budget, sites, allocations);
+    }
+
+    private static Set<Allocation> generateOptions(double budget, List<Region> sites,
+                                                        Set<Allocation> allocations) {
+        if (sites.isEmpty()) {
+            return allocations;
+        }
+
+        Region temp = sites.remove();
+        if (budget >= temp.baseCost) {
+            budget -= temp.baseCost;
+        }
+    }
+
+
+    ///////////////////////////////////////////////////////////////////////////
+    // PROVIDED HELPER METHODS - **DO NOT MODIFY ANYTHING BELOW THIS LINE!** //
+    ///////////////////////////////////////////////////////////////////////////
+    
+    public static void printAllocations(Set<Allocation> allocations) {
+        System.out.println("All Allocations:");
+        for (Allocation a : allocations) {
+            System.out.println("  " + a);
+        }
+    }
+
+    public static List<Region> createRandomScenario(int numLocs, int minPop, int maxPop,
+                                                    double minCostPer, double maxCostPer) {
+        List<Region> result = new ArrayList<>();
+
+        for (int i = 0; i < numLocs; i++) {
+            int pop = rand.nextInt(minPop, maxPop + 1);
+            double cost = rand.nextDouble(minCostPer, maxCostPer) * pop;
+            result.add(new Region("Region #" + i, pop, round2(cost)));
+        }
+
+        return result;
+    }
+
+    public static List<Region> createSimpleScenario() {
+        List<Region> result = new ArrayList<>();
+
+        result.add(new Region("Region #1", 50, 500));
+        result.add(new Region("Region #2", 100, 700));
+        result.add(new Region("Region #3", 60, 1000));
+        result.add(new Region("Region #4", 20, 1000));
+        result.add(new Region("Region #5", 200, 900));
+
+        return result;
+    }    
+
+    private static double round2(double num) {
+        return Math.round(num * 100) / 100.0;
+    }
+}