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Datatähti 2015 loppu

Start:2015-01-29 12:15:00
End:2015-01-29 17:15:00
 

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CSES - Datatähti 2015 loppu - Results
History
2015-01-29 15:13:4917
2015-01-29 14:55:390
Task:Omenat
Sender:fergusq
Submission time:2015-01-29 15:13:49
Language:Java
Status:READY
Score:17

Feedback

groupverdictscore
#1ACCEPTED17
#2TIME LIMIT EXCEEDED0
#3TIME LIMIT EXCEEDED0

Test results

testverdicttime (s)group
#1ACCEPTED0.12 / 2.001details
#2ACCEPTED0.17 / 2.001details
#3ACCEPTED0.11 / 2.001details
#4ACCEPTED0.13 / 2.001details
#5ACCEPTED0.12 / 2.001details
#6ACCEPTED0.12 / 2.001details
#7TIME LIMIT EXCEEDED-- / 2.002details
#8TIME LIMIT EXCEEDED-- / 2.002details
#9TIME LIMIT EXCEEDED-- / 2.002details
#10TIME LIMIT EXCEEDED-- / 2.002details
#11TIME LIMIT EXCEEDED-- / 2.002details
#12TIME LIMIT EXCEEDED-- / 2.002details
#13TIME LIMIT EXCEEDED-- / 2.003details
#14TIME LIMIT EXCEEDED-- / 2.003details
#15TIME LIMIT EXCEEDED-- / 2.003details
#16TIME LIMIT EXCEEDED-- / 2.003details
#17TIME LIMIT EXCEEDED-- / 2.003details
#18TIME LIMIT EXCEEDED-- / 2.003details

Code

public class Omenat {
	
	static int osajoukot(int[] omenat, int m, int a, int s) {
		//System.err.println("m:" + m + " a:" + a + " s:" + s);
		int k = s%3==0 ? m : 0;
		for (int i = a; i < omenat.length; i++) {
			if ((s + omenat[i])%3==0) {
				if (k < m+1) k = m+1;
			}
			int l = osajoukot(omenat, m+1, i+1, s+omenat[i]);
			if (k < l) k = l;
		}
		return k;
	}
	
	public static void main(String[] args) {
		IO io = new IO();
		
		int n = io.nextInt();
		
		int[] omenat = new int[n];
		for (int i = 0; i < n; i++) omenat[i] = io.nextInt();
		
		io.println(osajoukot(omenat, 0, 0, 0));
		
		io.close();
	}
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
20
34 98 42 72 75 91 76 30 98 7 1...
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correct output
20

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user output
20

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Test 2

Group: 1

Verdict: ACCEPTED

input
20
20 97 85 24 47 57 69 92 21 72 ...
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correct output
19

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user output
19

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Test 3

Group: 1

Verdict: ACCEPTED

input
20
36 35 3 15 84 14 24 33 39 27 7...
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correct output
18

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user output
18

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Test 4

Group: 1

Verdict: ACCEPTED

input
20
75 87 27 66 14 48 34 1 52 47 7...
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correct output
20

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user output
20

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Test 5

Group: 1

Verdict: ACCEPTED

input
20
83 7 54 38 21 51 61 61 14 32 3...
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correct output
19

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user output
19

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Test 6

Group: 1

Verdict: ACCEPTED

input
20
76 24 28 45 36 87 81 21 48 43 ...
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correct output
18

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user output
18

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Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
9 48 27 13 12 23 23 35 14 58 2...
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correct output
100

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user output
(empty)

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
22 87 66 23 77 17 41 66 31 40 ...
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correct output
99

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user output
(empty)

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
90 50 48 47 20 93 36 48 69 2 6...
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correct output
98

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user output
(empty)

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
88 39 9 21 51 92 94 75 71 19 8...
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correct output
100

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user output
(empty)

Test 11

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
76 37 49 50 59 68 6 100 48 18 ...
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correct output
99

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user output
(empty)

Test 12

Group: 2

Verdict: TIME LIMIT EXCEEDED

input
100
78 45 100 25 90 85 33 90 45 54...
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correct output
98

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user output
(empty)

Test 13

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
460655049 593289072 315159623 ...
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correct output
100000

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user output
(empty)

Test 14

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
935436362 204516709 337519402 ...
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correct output
99999

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user output
(empty)

Test 15

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
68654915 40061376 215300034 43...
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correct output
99998

view   save

user output
(empty)

Test 16

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
435410962 22254303 500625758 6...
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correct output
100000

view   save

user output
(empty)

Test 17

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
230562634 84329865 874955526 8...
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correct output
99999

view   save

user output
(empty)

Test 18

Group: 3

Verdict: TIME LIMIT EXCEEDED

input
100000
29734968 168066517 710394372 3...
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correct output
99998

view   save

user output
(empty)