CSES - Datatähti 2016 alku - Results
Submission details
Task:Lennot
Sender:sudo rm -rf /
Submission time:2015-10-05 19:31:56
Language:Java
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#10.17 s1details
#20.18 s1details
#30.17 s1details
#40.18 s1details
#50.18 s1details
#60.17 s2details
#70.20 s2details
#80.21 s2details
#90.21 s2details
#100.21 s2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details
#16--3details
#17--3details

Code

import java.util.ArrayList;

class Lennot {
	public static void main(String[] args) {
		IO io = new IO();
		
		int numCities = io.nextInt();
		int numFlights = io.nextInt();
		
		int[][] flights = new int[numFlights][3];
		for (int i=0; i<numFlights; i++) {
			flights[i][0] = io.nextInt();
			flights[i][1] = io.nextInt();
			flights[i][2] = io.nextInt();
		}
		
		int price = 0;
		ArrayList<Integer> options;
		
		for (int location = 1; location<numCities; location++) {
			options = new ArrayList<Integer>();
			for (int i=0; i<numFlights; i++) {
				if (flights[i][0] == location)
					options.add(i);
			}
			
			if (location%2 != 0) {
				int cheapest = flights[options.get(0)][2];
				for (Integer option : options) {
					if (flights[(int)option][2] < cheapest)
						cheapest = flights[(int)option][2];
				}
				price += cheapest;
			}
		}
		
		io.println(price);
		
		io.close();
	}
}

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
20

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:
Exception in thread "main" java.lang.IndexOutOfBoundsException: Index: 0, Size: 0
	at java.util.ArrayList.rangeCheck(ArrayList.java:653)
	at java.util.ArrayList.get(ArrayList.java:429)
	at Lennot.main(Lennot.java:28)

Test 3

Group: 1

Verdict:

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

correct output
8

user output
17

Test 4

Group: 1

Verdict:

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

correct output
13

user output
19

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
14

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
-946760419

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
-1607921597

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
-63141673

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
-68453109

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
555780558

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)