heightMap.java

package terrainProject;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Arrays;
import java.util.Collections;
import java.util.Scanner;
import java.util.Comparator;

public class heightMap {
	static int rows;
	static int columns;

	// private static Object point;

	public static void main(String[] args) throws FileNotFoundException {
		File mapNumbers = new File("terrain.dat");

		@SuppressWarnings("resource")
		Scanner sc = new Scanner(mapNumbers);

		// System.out.println(Arrays.toString(arr));

		int[][] arr = new int[rows][columns];

		while (sc.hasNextLine()) {

			String[] bounds = sc.nextLine().replaceAll("[()]", "").split(",");
			rows = Integer.valueOf(bounds[0]);
			columns = Integer.valueOf(bounds[1]);

			// sc.nextLine();

			for (int i = 0; i < (rows*columns); i++) {
				int height = sc.nextInt();
				Arrays.sort(arr, (a, b) -> Integer.compare(a[0], b[0]));
				System.out.println("Top 5 Heights: " + height);
			}
		

			//Point p = new Point(rows, columns);
			//System.out.println("Location: (" + p.x + ", " + p.y + ")");
		}

	}
	
}

terrain.dat

(32,20)
175	436	-245	290	-889	-453	568	-361	-792	919	-344	299	713	710	-800	924	635	169	-516	-862
-311	862	-36	881	884	600	502	-951	-578	380	-392	556	-949	640	-77	-293	77	-164	537	-532
846	-813	73	-137	-633	736	60	561	-913	-978	299	372	66	398	262	-396	430	-32	-68	-520
-706	146	812	871	486	599	744	-402	-628	357	748	191	-184	-800	-164	-119	129	754	-628	-636
-370	-128	615	492	728	-204	-811	8	107	-790	774	-741	-212	-922	244	-324	322	610	-559	743
998	142	-533	174	-373	179	569	-452	-817	-828	-129	537	427	789	681	412	-234	-251	-120	-645
75	-752	264	-907	194	-323	-408	-434	120	171	-931	935	538	103	232	281	457	-584	525	-635
780	759	309	-132	-930	-593	-907	85	-274	610	-173	506	-797	151	-695	-769	-542	-878	10	-853
-653	-37	-655	-834	-46	896	520	-37	-655	786	587	-143	-50	908	754	346	-713	457	239	-889
94	588	-951	-422	-830	-712	545	-171	-145	25	340	808	-191	-269	693	490	-500	832	182	-819
-788	-528	745	-280	409	-73	379	-868	-801	-439	907	934	-324	-49	-732	-146	-352	-318	-213	-490
-549	-668	140	272	-151	-196	-206	-49	796	479	-566	217	376	240	-821	-910	-623	-39	-442	-466
-728	-760	-274	205	988	-752	331	-990	257	864	-275	-927	333	713	918	-509	-734	-91	245	-765
386	-570	-953	-851	843	-232	187	-725	-31	-623	-575	181	-833	-224	-705	-292	-285	-96	191	212
-353	-44	114	434	-271	-704	7	-844	856	-708	-504	503	467	-559	-86	-885	879	158	-189	556
489	-1000	991	307	44	-295	331	690	719	-715	-524	-883	-773	334	301	-96	726	51	658	992
-375	677	-487	-616	-862	-874	392	747	-960	835	-926	93	-496	-672	157	615	-462	-689	-291	-19
-808	128	-146	-407	550	360	10	11	373	-564	-393	620	432	811	-663	592	52	-403	793	-819
754	-82	-900	831	716	-96	-464	-889	-498	-37	432	935	176	-903	448	0	-504	463	-170	691
-359	450	293	777	248	144	203	90	903	642	-41	218	-96	-146	420	858	828	47	208	103
-279	275	-351	696	475	-347	507	-799	-302	-692	207	-501	518	940	-289	-897	-437	555	-663	389
174	70	818	-247	450	354	918	-38	561	508	530	81	-229	-187	172	-43	-710	418	318	-150
-502	309	881	448	-830	167	-152	648	-418	514	-650	504	870	281	922	67	-337	302	150	-228
829	826	350	36	-679	62	-172	-7	-608	792	-780	69	277	-402	884	-914	-736	-606	-932	-863
-906	584	242	433	-33	753	-889	956	105	-370	-32	-916	-610	856	102	403	51	-231	810	531
391	481	414	-36	659	379	-339	-542	-769	323	-727	-56	-93	19	290	667	721	-884	599	-789
-353	-320	222	-645	538	896	-131	-576	121	561	-273	84	824	-566	18	546	663	570	-663	381
252	830	-113	-340	-176	-157	-607	-99	793	-144	-392	-901	-840	-219	913	958	686	-645	-639	-951
-272	943	-892	696	720	152	954	520	423	-254	-541	-707	-366	77	238	739	169	767	122	868
173	136	49	856	-17	-581	-582	-631	871	-334	-388	-748	305	91	-42	345	-674	731	-404	619
116	930	438	-525	-631	435	619	820	-24	-708	14	804	-829	391	58	496	714	-806	66	-623
684	-799	597	-737	527	-784	210	-401	-525	-373	-199	-157	-611	277	240	-329	-325	267	35	-510