CSES - DatatÃ¤hti 2022 alku - Results
 Task: Spiraali (Spiral) Sender: Lexa_ft Submission time: 2021-10-09 18:11:36 Language: PyPy3 Status: READY Result: 35
Feedback
groupverdictscore
#1ACCEPTED15
#2ACCEPTED20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.04 s1details
#2ACCEPTED0.10 s2details
#3--3details

Code

```rawin=input().split(" ")
n=int(rawin[0])
hn=int(n/2)
ma=n**2
t=int(rawin[1])

ans=[]

for i in range(t):
rawin=input().split(" ")
y=int(rawin[0])
x=int(rawin[1])

if(x==1):
ans.append(y)

elif(x<n-y+2):
neq=4
save=4

if(y<=x-1):
corn=hn-y-1
else:
corn=hn-x

if(corn==-1):
neq=0
for j in range(corn):
neq+=save+8
save+=8

ans.append(ma-neq-x+y+1)

else:
neq=0
save=0

if(y>=x):
corn=y-hn-1
else:
corn=x-hn-1

if(corn==-1):
neq=0
for j in range(corn):
neq+=save+8
save+=8

ans.append(ma-neq-(y-hn)+(x-hn-1))

for a in ans:
print(a)
```

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)