CSES - Datatähti 2017 loppu - Results
Submission details
Task:Noitapeli
Sender:FSMnArmosta
Submission time:2017-01-19 16:49:43 +0200
Language:Python3
Status:READY
Result:23
Feedback
groupverdictscore
#1ACCEPTED23
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.10 s1details
#2ACCEPTED0.10 s1details
#3ACCEPTED0.09 s1details
#4ACCEPTED0.09 s1details
#5ACCEPTED0.12 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

Code

num = int(input())
possibilities = []
accusations = list([[] for x in range(num)])

enemies = list([list([False for y in range(num)]) for x in range(num)])

for i, accusation in enumerate(input().split(" ")):
    enemies[i][int(accusation)-1] = True
    enemies[int(accusation)-1][i] = True

friends = []
for base in range(num):
    row = []
    for i in range(base+1, num):
        if not enemies[base][i]:
            row.append(i)
    friends.append(row)

combos = 0

for base in range(num-2):
    for second in friends[base]:
       for third in friends[second]:
           if (not enemies[base][third]):
               combos += 1

print(combos)

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
100
2 1 4 3 6 5 8 7 10 9 12 11 14 ...

correct output
156800

user output
156800

Test 2

Group: 1

Verdict: ACCEPTED

input
100
2 3 4 5 6 7 8 9 10 11 12 13 14...

correct output
152000

user output
152000

Test 3

Group: 1

Verdict: ACCEPTED

input
100
2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
156849

user output
156849

Test 4

Group: 1

Verdict: ACCEPTED

input
100
2 3 1 5 6 4 8 9 7 11 12 10 14 ...

correct output
151968

user output
151968

Test 5

Group: 1

Verdict: ACCEPTED

input
100
8 98 100 62 42 36 95 70 22 49 ...

correct output
152040

user output
152040

Test 6

Group: 2

Verdict:

input
5000
2 1 4 3 6 5 8 7 10 9 12 11 14 ...

correct output
20808340000

user output
(empty)

Test 7

Group: 2

Verdict:

input
5000
2 3 4 5 6 7 8 9 10 11 12 13 14...

correct output
20795850000

user output
(empty)

Test 8

Group: 2

Verdict:

input
5000
2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
20808342499

user output
(empty)

Test 9

Group: 2

Verdict:

input
5000
2 3 1 5 6 4 8 9 7 11 12 10 14 ...

correct output
20795848337

user output
(empty)

Test 10

Group: 2

Verdict:

input
5000
283 2880 2565 3289 4160 936 39...

correct output
20795852465

user output
(empty)

Test 11

Group: 3

Verdict:

input
100000
2 1 4 3 6 5 8 7 10 9 12 11 14 ...

correct output
166656666800000

user output
(empty)

Test 12

Group: 3

Verdict:

input
100000
2 3 4 5 6 7 8 9 10 11 12 13 14...

correct output
166651667000000

user output
(empty)

Test 13

Group: 3

Verdict:

input
100000
2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
166656666849999

user output
(empty)

Test 14

Group: 3

Verdict:

input
100000
2 3 1 5 6 4 8 9 7 11 12 10 14 ...

correct output
166651666966668

user output
(empty)

Test 15

Group: 3

Verdict:

input
100000
186 62491 95379 37431 88427 93...

correct output
166651667250100

user output
(empty)