CSES - Datatähti 2021 alku - Results
Submission details
Task:Alitaulukot
Sender:Ugi
Submission time:2020-10-11 16:46:47 +0300
Language:Java
Status:READY
Result:37
Feedback
groupverdictscore
#1ACCEPTED11
#2ACCEPTED26
#30
Test results
testverdicttimegroup
#1ACCEPTED0.13 s1, 2, 3details
#2ACCEPTED0.13 s1, 2, 3details
#3ACCEPTED0.13 s1, 2, 3details
#4ACCEPTED0.14 s1, 2, 3details
#5ACCEPTED0.14 s1, 2, 3details
#6ACCEPTED0.19 s2, 3details
#7ACCEPTED0.16 s2, 3details
#8ACCEPTED0.16 s2, 3details
#9ACCEPTED0.27 s2, 3details
#10ACCEPTED0.26 s2, 3details
#11--3details
#12ACCEPTED0.37 s3details
#13ACCEPTED0.38 s3details
#14--3details
#15--3details
#16--3details
#17--3details

Code

import java.util.ArrayList;
import java.util.Scanner;
class main {
	public static void main(String[] args) {
		int diff;
	    Scanner sc=new Scanner(System.in);  
	    String str1= sc.nextLine(); 
	    String str2= sc.nextLine(); 
	    sc.close();
	    String[] array1 = str1.split(" "); 
	    String[] array2 = str2.split(" "); 
	    ArrayList<Integer> intlist1 = new ArrayList<Integer>();
	    ArrayList<Integer> intlist2 = new ArrayList<Integer>();
	    for(String number : array1) intlist1.add(Integer.parseInt(number)); 
	    for(String number : array2) intlist2.add(Integer.parseInt(number)); 
	    diff = intlist1.get(1);
	    ArrayList<Integer> difflist = new ArrayList<Integer>();
	    for (int i=0; i != intlist2.size()-1;i++) {
	    	if (i == 0) {
	    		difflist.add(0);
	    	}
	    	difflist.add(-intlist2.get(i)+intlist2.get(i+1));
	    }
	    int count = 0;
	    int count2 = difflist.size();
	    for (int i = 0; i < count2;i++) {
	    	int ind = 1;
	    	int min1 = difflist.get(i);
	    	int max1 = difflist.get(i);
	    	int pi = difflist.get(i);
	    	while (true) {
	    		if (count2 - i - ind < 1) {
	    			count += ind;
	    			break;
	    		}
	    		if (pi+difflist.get(i+ind) > max1) max1 = pi+difflist.get(i+ind);
		    	else if (pi+difflist.get(i+ind) < min1) min1 = pi+difflist.get(i+ind);
		    	if (max1-min1 > diff || min1-max1 < -diff) {
	                count += ind;
	                break;}
	    	pi = pi + difflist.get(i+ind);
	        ind ++;}
	    }
	    System.out.println(count);
	}
}

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
(empty)

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
(empty)

Test 15

Group: 3

Verdict:

input
100000 1000000000
885457070 18257718 927615960 3...

correct output
5000050000

user output
(empty)

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)