CSES - Datatähti 2022 alku - Results
Submission details
Task:Spiraali (Spiral)
Sender:Kargeri
Submission time:2021-10-07 16:26:35
Language:C++11
Status:READY
Result:35
Feedback
groupverdictscore
#1ACCEPTED15
#2ACCEPTED20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1details
#2ACCEPTED0.01 s2details
#3--3details

Code

#include <iostream>

using namespace std;

int main()
{
	int n, t, x, y, r, iar, b, ns;
	cin >> n;
	cin >> t;
	int* results = new int[t];
    ns = n * n;

	for (int j = 0; j < t; j++)
	{
		cin >> y;
		cin >> x;

        r = 0;
        for (int i = 0; i < n / 2; i++)
        {
            if (x == i + 1 or x == n - i or y == i + 1 or y == n - i)
            {
                r = i + 1;
                break;
            }
        }
                
        iar = n - (r - 1) * 2;
        b = ns - iar * iar + 1;
        if (x == 1 and y == 1)
        {
            results[j] = 1;
        }
        else if (x == r)
        {
            results[j] = b + y - r;
        }
        else if (y == n - r + 1)
        {
            results[j] = b + iar - 1 + x - r;
        }
        else if (x == n - r + 1)
        {
            results[j] = b + iar * 2 - 2 + n - y - r + 1;
        }
        else if (y == r)
        {
            results[j] = b + iar * 3 - 3 + n - x - r + 1;
        }
	}

    for (int i = 0; i < t; i++)
    {
        cout << results[i] << endl;
    }
} 

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10 100
1 1
1 2
1 3
1 4
...

correct output
1
36
35
34
33
...

user output
1
36
35
34
33
...

Test 2

Group: 2

Verdict: ACCEPTED

input
1000 1000
371 263
915 322
946 880
53 738
...

correct output
773533
312166
206053
200080
593922
...

user output
773533
312166
206053
200080
593922
...

Test 3

Group: 3

Verdict:

input
1000000000 1000
177757853 827347032
409613589 419171337
739269360 256524697
328695530 896842209
...

correct output
571375684522141210
967321186816598569
762879105851175000
370065046779516790
936897883750373771
...

user output
(empty)