CSES - Datatähti 2021 alku - Results
Submission details
Task:Alitaulukot
Sender:Kertor
Submission time:2020-10-09 00:17:10 +0300
Language:C++11
Status:READY
Result:37
Feedback
groupverdictscore
#1ACCEPTED11
#2ACCEPTED26
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#2ACCEPTED0.01 s1, 2, 3details
#3ACCEPTED0.01 s1, 2, 3details
#4ACCEPTED0.01 s1, 2, 3details
#5ACCEPTED0.01 s1, 2, 3details
#6ACCEPTED0.01 s2, 3details
#7ACCEPTED0.01 s2, 3details
#8ACCEPTED0.01 s2, 3details
#9ACCEPTED0.01 s2, 3details
#10ACCEPTED0.01 s2, 3details
#110.02 s3details
#12ACCEPTED0.02 s3details
#13ACCEPTED0.03 s3details
#14--3details
#150.05 s3details
#16--3details
#17--3details

Code

#include <iostream>
#include <iomanip>
#include <sstream>
#include <vector>
#include <string>
#include <algorithm>
#include <bits/stdc++.h> 
#define lint long long int
 
using namespace std;
 
lint length(lint i, lint j)
{
	return ( (j-i)  * ( (j-i) + 1) / 2) - ( (j-i-1) * ( (j-i-1) + 1) / 2);
}
 
int CalculateSubArray(lint arr[], lint n, lint k)
{
	//An adventurer will always progress or get to the same point.
	lint result = 0;
	for(lint i = 0; i < n; i++)
	{
		lint max = i;
		lint min = i;
		for(lint j = i; j < n; j++)
		{
			if(arr[j] > arr[max]) 
			{
				max = j;
			}
			if(arr[j] < arr[min])
			{
				min = j;
			}
			if(abs(arr[min] - arr[j]) > k || abs(arr[max] - arr[j]) > k)
			{
				result += length(i, j);
				break;
			}
			if(j == n-1)
			{
				result += ( (j-i+1)  * ( (j-i+1) + 1) / 2);
				goto Escape;
			}	
		}
	}
	Escape:
	return result;
}

int main()
{
	lint n;
	cin >> n;
	lint k;
	cin >> k;
	lint arr[n];
	for(lint i = 0; i < n; i++)
	{
		cin >> arr[i];
	}
	cout << CalculateSubArray(arr, n, k);
	return 0;
}

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
(empty)

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)