CSES - Datatähti 2021 alku - Results
Submission details
Task:Alitaulukot
Sender:anton7r
Submission time:2020-10-11 16:11:22 +0300
Language:Java
Status:READY
Result:37
Feedback
groupverdictscore
#1ACCEPTED11
#2ACCEPTED26
#30
Test results
testverdicttimegroup
#1ACCEPTED0.08 s1, 2, 3details
#2ACCEPTED0.08 s1, 2, 3details
#3ACCEPTED0.08 s1, 2, 3details
#4ACCEPTED0.08 s1, 2, 3details
#5ACCEPTED0.08 s1, 2, 3details
#6ACCEPTED0.09 s2, 3details
#7ACCEPTED0.09 s2, 3details
#8ACCEPTED0.09 s2, 3details
#9ACCEPTED0.10 s2, 3details
#10ACCEPTED0.10 s2, 3details
#110.19 s3details
#12ACCEPTED0.19 s3details
#13ACCEPTED0.20 s3details
#140.23 s3details
#150.23 s3details
#16--3details
#17--3details

Code

import java.io.BufferedReader;

import java.io.IOException;
import java.io.InputStreamReader;

public class Main {

    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));

        int alitaulukot = 0;

        //lue ensimmäinen rivi
        String[] eka = br.readLine().trim().split(" ");
        final String[] luvutStr = br.readLine().trim().split(" ");
        int[] luvut = new int[luvutStr.length];

        for (int i = 0; i < luvutStr.length; i++) {
            luvut[i] = Integer.parseInt(luvutStr[i]);
        }

        int lukujenMaara = Integer.parseInt(eka[0]);
        int maksimiErotus = Integer.parseInt(eka[1]);
        int isoinLuku = 0;
        int pieninLuku = 100000001;

        int oikeinKerroin = 1;

        for (int i = 0; i < lukujenMaara; i++) {

            int luku = luvut[i];

            isoinLuku = Math.max(luku, isoinLuku);
            pieninLuku = Math.min(luku, pieninLuku);

            if ((isoinLuku - pieninLuku) > maksimiErotus) {

                isoinLuku = luku;
                pieninLuku = luku;
                oikeinKerroin = 1;

                for (int j = i - 1; j >= 0 ; j--) {
                    if(Math.abs(luvut[j] - luku) <= maksimiErotus) {
                        isoinLuku = Math.max(luvut[j], isoinLuku);
                        pieninLuku = Math.min(luvut[j], pieninLuku);
                        oikeinKerroin ++;
                    } else {
                        break;
                    }
                }
            }
            alitaulukot += oikeinKerroin;
            oikeinKerroin++;
        }

        System.out.print(alitaulukot);
    }
}

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 ...

correct output
5050

user output
5050

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
100 2
5 5 2 4 3 5 3 4 3 2 3 4 5 4 4 ...

correct output
317

user output
317

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

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

correct output
119

user output
119

Test 4

Group: 1, 2, 3

Verdict: ACCEPTED

input
100 990000000
111122929 961821360 578238211 ...

correct output
4006

user output
4006

Test 5

Group: 1, 2, 3

Verdict: ACCEPTED

input
100 1000000000
553190572 453407680 667300705 ...

correct output
5050

user output
5050

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 ...

correct output
2001000

user output
2001000

Test 7

Group: 2, 3

Verdict: ACCEPTED

input
2000 2
4 4 1 4 2 3 1 2 1 3 5 2 2 4 4 ...

correct output
6340

user output
6340

Test 8

Group: 2, 3

Verdict: ACCEPTED

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

correct output
2413

user output
2413

Test 9

Group: 2, 3

Verdict: ACCEPTED

input
2000 999000000
746120950 772769620 721488968 ...

correct output
1287776

user output
1287776

Test 10

Group: 2, 3

Verdict: ACCEPTED

input
2000 1000000000
621947980 510355354 756705418 ...

correct output
2001000

user output
2001000

Test 11

Group: 3

Verdict:

input
100000 0
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
5000050000

user output
705082704

Test 12

Group: 3

Verdict: ACCEPTED

input
100000 2
3 3 1 3 3 1 1 5 1 2 5 4 1 3 1 ...

correct output
317066

user output
317066

Test 13

Group: 3

Verdict: ACCEPTED

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

correct output
123292

user output
123292

Test 14

Group: 3

Verdict:

input
100000 999990000
460235639 963048588 47270983 3...

correct output
4946886742

user output
651919446

Test 15

Group: 3

Verdict:

input
100000 1000000000
885457070 18257718 927615960 3...

correct output
5000050000

user output
705082704

Test 16

Group: 3

Verdict:

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

correct output
3750075000

user output
(empty)

Test 17

Group: 3

Verdict:

input
100000 50000
100000 99999 99998 99997 99996...

correct output
3750075000

user output
(empty)