CSES - Datatähti 2021 alku - Results
Submission details
Task:Alitaulukot
Sender:shmoul
Submission time:2020-10-10 14:21:23 +0300
Language:C++ (C++17)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1, 2, 3details
#20.01 s1, 2, 3details
#30.01 s1, 2, 3details
#40.01 s1, 2, 3details
#50.01 s1, 2, 3details
#6ACCEPTED0.01 s2, 3details
#70.01 s2, 3details
#80.01 s2, 3details
#90.01 s2, 3details
#100.01 s2, 3details
#11--3details
#120.01 s3details
#130.01 s3details
#140.01 s3details
#150.01 s3details
#160.83 s3details
#170.62 s3details

Code

#include <iostream>
int getnum()
{
	int c;
    do {c=getchar();} while(c < '0' || c > '9');
	int num = c;
	do {
		num = (num<<1) + (num<<3) +c -'0';
		c=getchar();
	} while(c>='0' && c<='9');
	return num;
}
int main()
{
	int diff;
	int length;
	std::cin >> length >> diff;
	int* nums = new int[length];
	int tablecount = length;
	for(int i = 0; i < length; i++)
		nums[i]=getnum();
	int j = 1;
	int vmin = nums[0];
	int vmax = vmin;
	for(int i = 0; i < length; i++)
	{
		for(; j < length; j++)
		{
			int vmax2=vmax;
			int vmin2=vmin;
			int n = nums[j];
			if(n < vmin) vmin2 = n;
			else if(n > vmax) vmax2 = n;
			if(vmax2 - vmin2 > diff) break;
			vmin = vmin2;
			vmax = vmax2;
		}
		tablecount+=j-i-1;
		if(i + 1 >= length) break;
		if(nums[i] == vmin || nums[i] == vmax) { j = i + 2; vmin = vmax = nums[i + 1]; }
		else j--;
	}
	std::cout << tablecount;
	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:

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

correct output
317

user output
128

Test 3

Group: 1, 2, 3

Verdict:

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

correct output
119

user output
108

Test 4

Group: 1, 2, 3

Verdict:

input
100 990000000
111122929 961821360 578238211 ...

correct output
4006

user output
4098

Test 5

Group: 1, 2, 3

Verdict:

input
100 1000000000
553190572 453407680 667300705 ...

correct output
5050

user output
4415

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:

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

correct output
6340

user output
2460

Test 8

Group: 2, 3

Verdict:

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

correct output
2413

user output
2189

Test 9

Group: 2, 3

Verdict:

input
2000 999000000
746120950 772769620 721488968 ...

correct output
1287776

user output
1962720

Test 10

Group: 2, 3

Verdict:

input
2000 1000000000
621947980 510355354 756705418 ...

correct output
2001000

user output
1995435

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:

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

correct output
317066

user output
125443

Test 13

Group: 3

Verdict:

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

correct output
123292

user output
109983

Test 14

Group: 3

Verdict:

input
100000 999990000
460235639 963048588 47270983 3...

correct output
4946886742

user output
704180748

Test 15

Group: 3

Verdict:

input
100000 1000000000
885457070 18257718 927615960 3...

correct output
5000050000

user output
704260652

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
481016656

Test 17

Group: 3

Verdict:

input
100000 50000
100000 99999 99998 99997 99996...

correct output
3750075000

user output
481016656