CSES - Datatähti 2016 alku

Submission details
Task:	Tontti
Sender:	kalh
Submission time:	2015-09-30 18:23:45 +0300
Language:	Java
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	TIME LIMIT EXCEEDED	0
#3	TIME LIMIT EXCEEDED	0

Test results
test	verdict	time	group
#1	WRONG ANSWER	0.20 s	1	details
#2	WRONG ANSWER	0.18 s	1	details
#3	WRONG ANSWER	0.18 s	1	details
#4	WRONG ANSWER	0.20 s	1	details
#5	WRONG ANSWER	0.18 s	1	details
#6	TIME LIMIT EXCEEDED	--	2	details
#7	TIME LIMIT EXCEEDED	--	2	details
#8	TIME LIMIT EXCEEDED	--	2	details
#9	TIME LIMIT EXCEEDED	--	2	details
#10	TIME LIMIT EXCEEDED	--	2	details
#11	TIME LIMIT EXCEEDED	--	3	details
#12	TIME LIMIT EXCEEDED	--	3	details
#13	TIME LIMIT EXCEEDED	--	3	details
#14	TIME LIMIT EXCEEDED	--	3	details
#15	TIME LIMIT EXCEEDED	--	3	details

Code

import java.util.*;
import java.math.*;

public class Tehtava3 {
	
	public static class Puu {
		int x;
		int y;
		
		public Puu(int _x, int _y) {
			x = _x;
			y = _y;
		}
	}
	
	private static long kokaika;
	
	public static void laskeTavat(int korkeus, int leveys, String[] metsa, int puita) {
		
		HashSet<String> puusijainnit = new HashSet<String>();
		HashMap<String, Integer> puusijainnit1 = new HashMap<String, Integer>();
		HashMap<String, Integer> vaakaarvot = new HashMap<String, Integer>();
		HashMap<String, Integer> pystyarvot = new HashMap<String, Integer>();
		
		long t = System.currentTimeMillis();
		int tulos = 0;
		
		
		int pieninKoko = (int)Math.ceil(Math.sqrt(puita));
		int maksimiKoko = Math.min(korkeus, leveys);
		ArrayList<Puu> puut = new ArrayList<Puu>();
		
		int viimearvovaaka = 0;
		int viimearvopysty = 0;
		
		for (int i = 0; i<korkeus; i++) {
			viimearvovaaka = 0;
			for (int j = 0; j<leveys; j++) {
				
				//System.out.println(metsa[i].charAt(j));
				if (metsa[i].charAt(j) == '*') {
					
					puusijainnit.add(j + ":" + i);
					puusijainnit1.put(j + ":" + i, 1);
					viimearvovaaka++;
				}
				else {
					puusijainnit1.put(j + ":" + i, 0);
				}
				vaakaarvot.put(j + ":" + i, viimearvovaaka);
				
			}
			
		}
		
		for (int i = 0; i<leveys; i++) {
			viimearvopysty = 0;
			for (int j = 0; j<korkeus; j++) {
				
				//System.out.println(metsa[i].charAt(j));
				if (metsa[j].charAt(i) == '*') {
					viimearvopysty++;
				}
				
				pystyarvot.put(j + ":" + i, viimearvopysty);
				
			}
			
		}
		
		
		System.out.println("eka: " + (System.currentTimeMillis()-t));
		
		
		int maara = 0;
		
			
			for (int j = 0; j<=leveys-pieninKoko; j++) {
				
				for (int k = 0; k<=korkeus-pieninKoko; k++) {
					for (int i = pieninKoko; i<=maksimiKoko; i++) {
						if (k+i > korkeus || j+i > leveys)
							break;
						int maaraAlueella = puidenMaara4(j, k, i, vaakaarvot, puusijainnit);
						if (maaraAlueella == puita) {
						//System.out.println("levyeys: " + j +", korkeus: " + k + ", koko: " + i +", puita: " + maaraAlueella);
						maara++;
						}
						else if (maaraAlueella > puita) {
							break;
						}
					
					}
					
				}
				
			}
		
		System.out.println("toka: " + (System.currentTimeMillis()-t));
		//System.out.println("kolmas: " + kokaika);
		System.out.println(maara);
		
	}
	
	public static int puitaRivilla(int alkux, int alkuy, int koko, HashMap<String, Integer> vaakapuut, HashMap<String, Integer> pystypuut, HashSet<String> puut) {
		int maara = 0;
		
		int arvo1 = vaakapuut.get(alkux + ":" + (alkuy+koko-1));
		int arvo2 = vaakapuut.get((alkux+koko-1) + ":" + (alkuy+koko-1));
		
		int arvo3 = pystypuut.get((alkux+koko-1) + ":" + alkuy);
		int arvo4 = pystypuut.get((alkux+koko-1) + ":" + (alkuy+koko-1));
		
		maara += (arvo2-arvo1);
		maara += (arvo4-arvo3);
		
		if (puut.contains(alkux + ":" + (alkuy+koko-1)))
			maara++;
		if (puut.contains((alkux+koko-1) + ":" + alkuy))
			maara++;
		
		return maara;
	}
	
	public static int puidenMaara4(int alkux, int alkuy, int koko, HashMap<String, Integer> puut, HashSet<String> puut2) {
		int maara = 0;
		
		for (int i = 0; i < koko; i++) {
			int arvo1 = puut.get(alkux + ":" + (alkuy+i));
			int arvo2 = puut.get((alkux+koko-1) + ":" + (alkuy+i));
			if (puut2.contains(alkux + ":" + (alkuy+i)))
				maara++;
			
			maara += arvo2-arvo1;
		}
		
		return maara;
	}
	
	public static int puitaRiveissa(int alkux, int alkuy, int koko, HashSet<String> puut) {
		long t = System.currentTimeMillis();
		int maara = 0;
		for (int i = 1; i<koko; i++) {
			if (puut.contains((alkuy+koko) + ":" + alkux+i))
				maara++;
			
			if (puut.contains(alkuy+i + ":" + (alkux+koko)))
				maara++;
		}
		
		kokaika += (System.currentTimeMillis()-t);
		return maara;
		
	}
	
	public static int puidenMaara3(int alkux, int alkuy, int koko, HashMap<String, Integer> puut) {
		
		
		int maara = 0;
		
		for (int i = alkux; i< alkux+koko; i++) {
			
			for (int j = alkuy; j<alkuy+koko; j++) {
				maara += puut.get(j + ":" + i);
	
			}
			
		}
		
		
		return maara;
	}
	
	
	public static int puidenMaara(int alkux, int alkuy, int koko, HashSet<String> puut) {
		
		
		int maara = 0;
		
		for (int i = alkux; i< alkux+koko; i++) {
			
			for (int j = alkuy; j<alkuy+koko; j++) {
				if (puut.contains(j + ":" + i))
					maara++;
			}
			
		}
		
		
		return maara;
	}
	
	public static int puidenMaara2(int alkux, int alkuy, int koko, ArrayList<Puu> puut) {
		
		
		int maara = 0;
		for (Puu puu : puut) {
			if (puu.x >= alkux && puu.x < alkux+koko) {
				if (puu.y >= alkuy && puu.y < alkuy+koko) {
				maara++;

				}
				//System.out.println(puu.y + ":" + puu.x);
			}
		}
		
		
		return maara;
	}
	
	public static String[] luoSatunnainen(int leveys, int korkeus) {
		StringBuilder sb;
		String[] metsa = new String[korkeus];
		Random r = new Random();
		for (int i = 0; i<korkeus; i++) {
			sb = new StringBuilder();
			for (int j = 0; j<leveys; j++) {
				int a = r.nextInt(9);
				if (a <= 1)
					sb.append('*');
				else
					sb.append('.');
				
			}
			
			metsa[i] = sb.toString();
		}
		
		return metsa;
	}
	
	
	public static void tulostaMetsa(String[] metsa) {
	
		for (int i = 0; i<metsa.length; i++) {
			for (int j = 0; j<metsa[0].length(); j++) {
				System.out.print(metsa[i].charAt(j) + " ");
				
			}
			System.out.println();
			System.out.println("--------------------------------------");
		}
	}

	public static void main(String[] args) {
		
		
		IO io = new IO();
		int korkeus = io.nextInt();
		int leveys = io.nextInt();
		int puita = io.nextInt();
		

		
		//korkeus = 200;
		//leveys = 200;
		//puita = 20;
		
		
		String[] metsa = new String[korkeus];
		
		kokaika = 0;
		
		for (int i = 0; i<korkeus; i++) {
			metsa[i] = io.next();
		}
		
		

	//	metsa[0] = "..**..";
	//	metsa[1] = "**....";
	//	metsa[2] = "*...*.";
	//	metsa[3] = "..*...";
		
		//metsa = luoSatunnainen(leveys, korkeus);
	//	tulostaMetsa(metsa);
		
		laskeTavat(korkeus, leveys, metsa, puita);

	}
	

}

Test details

Test 1

Group: 1

Verdict: WRONG ANSWER

input
`10 10 1 ......... ......... ....... ....*.... ...` view save

correct output
`94` view save

user output
`eka: 4 toka: 8 94` view save

Test 2

Group: 1

Verdict: WRONG ANSWER

input
`10 10 5 ******** ****** ****** ******** ...` view save

correct output
`0` view save

user output
`eka: 4 toka: 5 0` view save

Test 3

Group: 1

Verdict: WRONG ANSWER

input
`10 10 10 *......* ...*.. ...*...* ...... ...` view save

correct output
`4` view save

user output
`eka: 3 toka: 5 4` view save

Test 4

Group: 1

Verdict: WRONG ANSWER

input
`10 10 5 ***...... ....* .......* ....**.. ...` view save

correct output
`16` view save

user output
`eka: 3 toka: 6 16` view save

Test 5

Group: 1

Verdict: WRONG ANSWER

input
`10 10 2 .... ........ .**....* *... ...` view save

correct output
`30` view save

user output
`eka: 4 toka: 6 30` view save

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
`500 500 1 .................................` view save

correct output
`9552040` view save

user output
(empty)

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
`500 500 5 .................................` view save

correct output
`1536063` view save

user output
(empty)

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
`500 500 25000 *......*......*........` view save

correct output
`288` view save

user output
(empty)

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
`500 500 12500 ............***........` view save

correct output
`786` view save

user output
(empty)

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
`500 500 5000 ...*.........*.......` view save

correct output
`1763` view save

user output
(empty)

Test 11

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
`2000 2000 1 .................................` view save

correct output
`489611392` view save

user output
(empty)

Test 12

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
`2000 2000 5 .................................` view save

correct output
`120725884` view save

user output
(empty)

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
`2000 2000 400000 ........*......*...` view save

correct output
`1849` view save

user output
(empty)

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
`2000 2000 200000 **.....................` view save

correct output
`2665` view save

user output
(empty)

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
`2000 2000 80000 ..........*.....*....` view save

correct output
`5587` view save

user output
(empty)

Datatähti 2016 alku

Tontti

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Tasks

Submissions (kalh)