CSES - Datatähti 2022 alku - Results
Submission details
Task:Spiraali
Sender:Salama
Submission time:2021-10-10 23:15:01 +0300
Language:C++ (C++17)
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.01 s1details
#20.01 s2details
#30.01 s3details

Code

#include <bits/stdc++.h>
using namespace std;
int getNum(int n, int x, int y) {
if(x == 1) {
return y;
}
else {
int tcx, tcy;
tcx = min(n-x, x);
tcy = min(n-y, y);
bool p = false;
if(n-y >= y) { //y
p = x - 1 > y;
}
else {
p = (n-x) < y;
}
if(p) {
if(tcx < tcy) {
return ((tcx*2+1)*2*n- (tcx*2+1)*(tcx*2+1) + n - y - (tcx-1/2));
}
else {
return ((tcy*2+1)*(2*n-(tcy*2+1)) - n + (x + (tcy*2+1)/2));
}
}
else {
if(tcx <= tcy) {
return ((tcx-1)*2*(2*n-(tcx-1)*2) - ((tcx-1)*2-1)/2 + y - 1);
}
else {
return (tcy*2*(2*n-tcy*2) - x + tcy*2/2 + 1);
}
}
}
}
int main () {
ios_base::sync_with_stdio(0);
cin.tie(0);
int n, t, x, y;
cin >> n >> t;
for(int i = 0; i < t; i++) {
cin >> y >> x;
cout << getNum(n, x, y) << "\n";
}
}

Test details

Test 1

Group: 1

Verdict:

input
10 100
1 1
1 2
1 3
1 4
...

correct output
1
36
35
34
33
...

user output
1
36
45
46
47
...
Truncated

Test 2

Group: 2

Verdict:

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

correct output
773533
312166
206053
200080
593922
...

user output
773533
312166
206053
202342
593922
...
Truncated

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
1698489882
-1747734555
1054060632
152360822
1624118191
...
Truncated