CSES - Datatähti 2016 alku - Results
Submission details
Task:Lennot
Sender:Ilari
Submission time:2015-09-29 20:19:29 +0300
Language:Python3
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.08 s1details
#20.08 s1details
#3ACCEPTED0.09 s1details
#4ACCEPTED0.08 s1details
#50.08 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details
#16--3details
#17--3details

Code

#!/usr/bin/python3
import sys
sys.setrecursionlimit(10000)
n, m = map(int, input().split())
a=[]
for i in range(0,m):
	a.append(list(map(int, input().split())))
#print(a)


def possibleFlights(x,visited):
	flights=[]
	global a
	for i in a:
		if i[0]==x and not i[1] in visited:
			flights.append(i)
			#visited.append(i[1])
	return list((list(flights), list(visited)))

def fly(x, visited, flight, cost, free):
	visited = list(visited)
	visited.append(x)
	x=flight[1]
	if not free:
		cost+=flight[2]
		#print(cost)
	flights, visited = possibleFlights(x, visited)
	return list((x, list(visited), flights, cost, free))


#for flight in possibleFlights(x):
#	print(fly(x,flight,0))

solutions = []

def recurse(h):
	#print(h[4])
	if h[4]:
		h[4]=0
	else:
		h[4]=1
	for flight in h[2]:
		#print(flight)
		h2 = fly(h[0],h[1],flight,h[3],h[4])
		if h2[0]==n:
			solutions.append(h2)
			
		#print(h2)
		recurse(h2)

aoeu, hhhh = possibleFlights(1,[])
for i in aoeu:
	h=fly(1,[],i,0, 0)
	#print(h)
	recurse(h)
prices=[]
for i in solutions:
	#print(i)
	prices.append(i[3])
prices.sort()
print(prices[0])

Test details

Test 1

Group: 1

Verdict:

input
10 20
2 1 3
7 6 4
1 6 7
1 6 1
...

correct output
8

user output
10

Test 2

Group: 1

Verdict:

input
10 20
4 3 10
1 10 9
3 4 10
2 6 7
...

correct output
9

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 61, in <module>
    print(prices[0])
IndexError: list index out of range

Test 3

Group: 1

Verdict: ACCEPTED

input
10 20
5 7 4
6 1 1
7 3 8
8 4 2
...

correct output
8

user output
8

Test 4

Group: 1

Verdict: ACCEPTED

input
10 20
1 6 2
5 3 3
7 3 6
5 6 2
...

correct output
13

user output
13

Test 5

Group: 1

Verdict:

input
10 20
10 8 5
2 4 7
9 4 7
9 4 1
...

correct output
4

user output
(empty)

Error:
Traceback (most recent call last):
  File "input/code.py", line 61, in <module>
    print(prices[0])
IndexError: list index out of range

Test 6

Group: 2

Verdict:

input
1000 2000
91 828 365044406
17 984 445675537
251 852 100987451
907 487 58830088
...

correct output
11893353673

user output
(empty)

Test 7

Group: 2

Verdict:

input
1000 2000
722 939 530579090
404 606 268877348
133 750 760086153
506 46 582310443
...

correct output
30248963445

user output
(empty)

Test 8

Group: 2

Verdict:

input
1000 2000
340 237 43690066
217 141 453160975
744 202 639037814
605 926 404985542
...

correct output
3126797692

user output
(empty)

Test 9

Group: 2

Verdict:

input
1000 2000
88 312 190442306
480 402 411574469
29 901 397491243
636 459 323246996
...

correct output
18416073173

user output
(empty)

Test 10

Group: 2

Verdict:

input
1000 2000
333 228 718389176
796 286 323493090
743 43 751876815
128 554 175625940
...

correct output
6399349335

user output
(empty)

Test 11

Group: 3

Verdict:

input
100000 200000
28264 92686 186865663
92570 33956 925976418
87377 71249 644757113
16701 81203 922125505
...

correct output
518249578675

user output
(empty)

Test 12

Group: 3

Verdict:

input
100000 200000
95740 71482 846654568
44131 16806 670712211
3967 49254 424174139
39369 53007 830346557
...

correct output
920862321580

user output
(empty)

Test 13

Group: 3

Verdict:

input
100000 200000
79947 25489 71554257
59184 25577 328436360
82945 73554 4942918
22380 92385 874250042
...

correct output
399407698440

user output
(empty)

Test 14

Group: 3

Verdict:

input
100000 200000
31139 12960 580545990
27744 95556 747296719
46969 42578 840321561
5638 28960 513805324
...

correct output
165235287505

user output
(empty)

Test 15

Group: 3

Verdict:

input
99993 199980
1 3 1
3 2 1
1 4 1
4 2 1
...

correct output
2

user output
(empty)

Test 16

Group: 3

Verdict:

input
100000 149994
93867 98509 1755709
85029 99843 1347591
10305 35305 6447
75638 80585 1829972
...

correct output
1124960

user output
(empty)

Test 17

Group: 3

Verdict:

input
100000 200000
70413 71496 49
15963 40963 18635
81291 89420 1850028
8848 33848 17316
...

correct output
110298

user output
(empty)