CSES - DatatÃ¤hti 2022 alku - Results
 Task: Spiraali Sender: LiminalAlien Submission time: 2021-10-06 16:17:55 Language: C++11 Status: READY Result: 35
Feedback
groupverdictscore
#1ACCEPTED15
#2ACCEPTED20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1details
#2ACCEPTED0.25 s2details
#3--3details

### Code

```using namespace std;
#include <iostream>
#include <vector>
#include <map>
#define ll long long

map<pair<ll, ll>, ll> m;

int main()
{
ll n, t;
cin >> n >> t;
ll y = 0, x = 1, y_y = 1, y_a = n, x_v = 1, x_o = n, d = 1;
for (ll k = 1; k <= n * n; k++)
{
switch (d)
{
case(1):
{
y++;
if (y == y_a)
{
x_v++; d = 2;
}
}
break;
case(2):
{
x++;
if (x == x_o)
{
y_a--; d = 3;
}
}
break;
case(3):
{
y--;
if (y == y_y)
{
x_o--; d = 4;
}
}
break;
case(4):
{
x--;
if (x == x_v)
{
y_y++; d = 1;
}
}
break;
}
m[{y, x}] = k;
}
for (ll i = 1; i <= t; i++)
{
ll y, x;
cin >> y >> x;
cout << m[{y, x}] << 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)