playground -> show | void added

src/PlayGround.java

@@ -15,7 +15,18 @@ public class PlayGround {
     }
 
     public void show() {
-
+        int i, j;
+        for (i = 0; i < n; i++) {
+            for (j = 0; j < m; j++) {
+                if (ground[i][j] == 0)
+                    System.out.print("-");
+                else if (ground[i][j] == 1) // police
+                    System.out.print("X");
+                else                        // Dozd
+                    System.out.print("*");
+            }
+            System.out.println("");
+        }
     }
 
     public void putRandom(int policeNumber) {
@@ -27,7 +38,7 @@ public class PlayGround {
                 j = rand.nextInt();
                 if (ground[i][j] == 0)
                     ground[i][j] = 1;
-            else k--;
+                else k--;
             }
         else System.out.println("Error!! police numbers are higher than n*m");
     }