CSES - Datatähti 2021 alku

CSES - Datatähti 2021 alku - Results

Submission details
Task:	Alitaulukot
Sender:	T
Submission time:	2020-09-28 01:58:30 +0300
Language:	Java
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	RUNTIME ERROR	0
#2	RUNTIME ERROR	0
#3	RUNTIME ERROR	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.08 s	1, 2, 3	details
#2	RUNTIME ERROR	0.10 s	1, 2, 3	details
#3	RUNTIME ERROR	0.10 s	1, 2, 3	details
#4	RUNTIME ERROR	0.11 s	1, 2, 3	details
#5	ACCEPTED	0.08 s	1, 2, 3	details
#6	ACCEPTED	0.10 s	2, 3	details
#7	RUNTIME ERROR	0.12 s	2, 3	details
#8	RUNTIME ERROR	0.12 s	2, 3	details
#9	RUNTIME ERROR	0.13 s	2, 3	details
#10	ACCEPTED	0.10 s	2, 3	details
#11	WRONG ANSWER	0.25 s	3	details
#12	RUNTIME ERROR	0.23 s	3	details
#13	RUNTIME ERROR	0.24 s	3	details
#14	RUNTIME ERROR	0.35 s	3	details
#15	WRONG ANSWER	0.31 s	3	details
#16	WRONG ANSWER	0.55 s	3	details
#17	RUNTIME ERROR	0.29 s	3	details

Code

import java.util.*;
import java.io.*;
/**
 * Datatahti 2021 alku
 * Alitaulukot/Subtables
 * @author TRS
 */
public class Alitaulukot {
	//Constants
	static final int infinity = 0x3f3f3f3f;
	static final long linfinity = 0x3f3f3f3f3f3f3f3fL;
	static final int MOD = 1000000007;
	//Input
	static BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
	static StringTokenizer st;
	public static void main(String[] args) throws IOException {
		int n = readInt();
		int k = readInt();
		int[] array = new int[n];
		for (int i = 0; i < n; i++) {
			array[i] = readInt();
		}
		System.out.println(solve(array, k));
	}
	static int solve(int[] array, int k) {
		int answer = 0;
		int i = 0;
		int minimum = array[0];
		int maximum = array[0];
		List<Integer> ascend = new ArrayList<Integer>();
		List<Integer> descend = new ArrayList<Integer>();
		ascend.add(0);
		descend.add(0);
		for (int j = 1; j < array.length; j++) {
			int value = array[j];
			while (ascend.size() > 0 && array[ascend.get(ascend.size() - 1)] > value) {
				ascend.remove(ascend.size() - 1);
			}
			while (descend.size() > 0 && array[descend.get(descend.size() - 1)] < value) {
				descend.remove(descend.size() - 1);
			}
			ascend.add(j);
			descend.add(j);
			if (array[j] > maximum) {
				maximum = array[j];
				if (maximum - minimum > k) {
					while (maximum - array[ascend.get(0)] > k) {
						ascend.remove(0);
					}
					i = ascend.get(0);
					minimum = array[i];
					while (descend.get(0) < i) {
						descend.remove(0);
					}
				}
			}
			else if (array[j] < minimum) {
				minimum = array[j];
				if (maximum - minimum > k) {
					while (array[descend.get(0)] - minimum > k) {
						ascend.remove(0);
					}
					i = descend.get(0);
					maximum = array[i];
					while (ascend.get(0) < i) {
						ascend.remove(0);
					}
				}
			}
			answer += j - i + 1;
		}
		answer++;
		return answer;
	}
	static String next() throws IOException {
		while (st == null || !st.hasMoreTokens()) {
			st = new StringTokenizer(br.readLine().trim());
		}
		return st.nextToken();
	}
	static long readLong() throws IOException {
		return Long.parseLong(next());
	}
	static int readInt() throws IOException {
		return Integer.parseInt(next());
	}
	static double readDouble() throws IOException {
		return Double.parseDouble(next());
	}
	static char readCharacter() throws IOException {
		return next().charAt(0);
	}
	static String readLine() throws IOException {
		return br.readLine().trim();
	}
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
`100 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`5050` view save

user output
`5050` view save

Test 2

Group: 1, 2, 3

Verdict: RUNTIME ERROR

input
`100 2 5 5 2 4 3 5 3 4 3 2 3 4 5 4 4 ...` view save

correct output
`317` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 3

Group: 1, 2, 3

Verdict: RUNTIME ERROR

input
`100 10 71 60 61 96 25 10 10 9 84 85 1...` view save

correct output
`119` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 4

Group: 1, 2, 3

Verdict: RUNTIME ERROR

input
`100 990000000 111122929 961821360 578238211 ...` view save

correct output
`4006` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
`100 1000000000 553190572 453407680 667300705 ...` view save

correct output
`5050` view save

user output
`5050` view save

Test 6

Group: 2, 3

Verdict: ACCEPTED

input
`2000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`2001000` view save

user output
`2001000` view save

Test 7

Group: 2, 3

Verdict: RUNTIME ERROR

input
`2000 2 4 4 1 4 2 3 1 2 1 3 5 2 2 4 4 ...` view save

correct output
`6340` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 8

Group: 2, 3

Verdict: RUNTIME ERROR

input
`2000 10 65 88 33 88 41 10 17 38 22 3 8...` view save

correct output
`2413` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 9

Group: 2, 3

Verdict: RUNTIME ERROR

input
`2000 999000000 746120950 772769620 721488968 ...` view save

correct output
`1287776` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
`2000 1000000000 621947980 510355354 756705418 ...` view save

correct output
`2001000` view save

user output
`2001000` view save

Test 11

Group: 3

Verdict: WRONG ANSWER

input
`100000 0 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`5000050000` view save

user output
`705082704` view save

Test 12

Group: 3

Verdict: RUNTIME ERROR

input
`100000 2 3 3 1 3 3 1 1 5 1 2 5 4 1 3 1 ...` view save

correct output
`317066` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 13

Group: 3

Verdict: RUNTIME ERROR

input
`100000 10 10 3 6 3 43 60 5 48 15 27 86 4...` view save

correct output
`123292` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 14

Group: 3

Verdict: RUNTIME ERROR

input
`100000 999990000 460235639 963048588 47270983 3...` view save

correct output
`4946886742` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Test 15

Group: 3

Verdict: WRONG ANSWER

input
`100000 1000000000 885457070 18257718 927615960 3...` view save

correct output
`5000050000` view save

user output
`705082704` view save

Test 16

Group: 3

Verdict: WRONG ANSWER

input
`100000 50000 1 2 3 4 5 6 7 8 9 10 11 12 13 ...` view save

correct output
`3750075000` view save

user output
`-544892296` view save

Test 17

Group: 3

Verdict: RUNTIME ERROR

input
`100000 50000 100000 99999 99998 99997 99996...` view save

correct output
`3750075000` view save

user output
(empty)

Error:

Exception in thread "main" java.lang.IndexOutOfBoundsException: Index 0 out of bounds for length 0
	at java.base/jdk.internal.util.Preconditions.outOfBounds(Preconditions.java:64)
	at java.base/jdk.internal.util.Preconditions.outOfBoundsCheckIndex(Preconditions.java:70)
	at java.base/jdk.internal.util.Preconditions.checkIndex(Preconditions.java:248)
	at java.base/java.util.Objects.checkIndex(Objects.java:372)
	at java.base/java.util.ArrayList.remove(ArrayList.java:536)
	at Alitaulukot.solve(Alitaulukot.java:61)
	at Alitaulukot.main(Alitaulukot.java:23)

Datatähti 2021 alku

Alitaulukot

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

Test 16

Test 17

Tasks

Submissions (T)