--- a/enemy.pl	Thu Feb 12 03:24:41 2009 +0800
+++ b/enemy.pl	Thu Feb 12 03:25:20 2009 +0800
@@ -13,7 +13,7 @@
 
 sub travelTime {
     my ($x1, $y1, $x2, $y2, $speed) = @_;
-    $speed = 50 unless(defined($speed));
+    $speed = 20 unless(defined($speed));
     return int( (sqrt((abs($x1 - $x2) * abs($x1 - $x2)) + (abs($y1 - $y2) * abs($y1 - $y2)))+1) * (400/$speed));
 }
 
@@ -68,7 +68,7 @@
         my @cities = ();
         foreach (glob("city-*-dump.yaml")) {
             my $city = LoadFile($_);
-            $city->{distance} = travelTime($island->x, $island->y, $city->{island}->{x}, $city->{island}->{y}, 50);
+            $city->{distance} = travelTime($island->x, $island->y, $city->{island}->{x}, $city->{island}->{y}, 20);
             push (@cities, $city);
         }
         @cities = sort { $a->{distance} <=> $b->{distance}; } (@cities);
@@ -77,8 +77,10 @@
         for my $x (0..$n) {
             printf("%s (%d)\t- ", $cities[$x]->{name}, $cities[$x]->{id});
             printf("Land %3d Ship %3d Catapult %3d Ram %3d\n", 
-                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y, 50),
-                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y, 33),
+                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y),
+                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y, 8),
+                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y, 6),
+                    travelTime($cities[$x]->{island}->{x}, $cities[$x]->{island}->{y}, $island->x, $island->y, 10),
                   );
         }
     }