CSES - Datatähti 2015 loppu - Results
Submission details
Task:Omenat
Sender:zxc
Submission time:2015-01-29 12:20:36
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.06 s1details
#30.07 s1details
#4ACCEPTED0.07 s1details
#5ACCEPTED0.06 s1details
#60.06 s1details
#7ACCEPTED0.06 s2details
#8ACCEPTED0.05 s2details
#90.06 s2details
#10ACCEPTED0.05 s2details
#11ACCEPTED0.06 s2details
#120.07 s2details
#13ACCEPTED0.10 s3details
#14ACCEPTED0.09 s3details
#150.09 s3details
#16ACCEPTED0.10 s3details
#17ACCEPTED0.09 s3details
#180.09 s3details

Code

#include <iostream>
using namespace std;
int dp1[3];
int dp2[3];
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin>>n;
    dp1[1] = -1e9;
    dp1[2] = -1e9;
    for(int i = 0; i < n; ++i) {
        int q;
        cin>>q;
        for(int j = 0; j < 3; ++j) {
            int w = (j+q)%3;
            dp2[w] = max(dp2[w], dp1[j]+1);
        }
        for(int j = 0; j < 3; ++j) {
            dp1[j] = dp2[j];
            dp2[j] = 0;
        }
    }
    cout<<dp1[0]<<'\n';

}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

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

correct output
20

user output
20

Test 2

Group: 1

Verdict: ACCEPTED

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

correct output
19

user output
19

Test 3

Group: 1

Verdict:

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

correct output
18

user output
19

Test 4

Group: 1

Verdict: ACCEPTED

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

correct output
20

user output
20

Test 5

Group: 1

Verdict: ACCEPTED

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

correct output
19

user output
19

Test 6

Group: 1

Verdict:

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

correct output
18

user output
19

Test 7

Group: 2

Verdict: ACCEPTED

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

correct output
100

user output
100

Test 8

Group: 2

Verdict: ACCEPTED

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

correct output
99

user output
99

Test 9

Group: 2

Verdict:

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

correct output
98

user output
99

Test 10

Group: 2

Verdict: ACCEPTED

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

correct output
100

user output
100

Test 11

Group: 2

Verdict: ACCEPTED

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

correct output
99

user output
99

Test 12

Group: 2

Verdict:

input
100
78 45 100 25 90 85 33 90 45 54...

correct output
98

user output
99

Test 13

Group: 3

Verdict: ACCEPTED

input
100000
460655049 593289072 315159623 ...

correct output
100000

user output
100000

Test 14

Group: 3

Verdict: ACCEPTED

input
100000
935436362 204516709 337519402 ...

correct output
99999

user output
99999

Test 15

Group: 3

Verdict:

input
100000
68654915 40061376 215300034 43...

correct output
99998

user output
99999

Test 16

Group: 3

Verdict: ACCEPTED

input
100000
435410962 22254303 500625758 6...

correct output
100000

user output
100000

Test 17

Group: 3

Verdict: ACCEPTED

input
100000
230562634 84329865 874955526 8...

correct output
99999

user output
99999

Test 18

Group: 3

Verdict:

input
100000
29734968 168066517 710394372 3...

correct output
99998

user output
99999