CSES - Datatähti 2019 alku - Results
Submission details
Task:Taulukko
Sender:intoo
Submission time:2018-10-10 23:32:46 +0300
Language:C++
Status:READY
Result:65
Feedback
groupverdictscore
#1ACCEPTED12
#2ACCEPTED35
#3ACCEPTED18
#40
Test results
testverdicttimegroup
#1ACCEPTED0.01 s1details
#2ACCEPTED0.02 s1details
#3ACCEPTED0.01 s1details
#4ACCEPTED0.02 s1details
#5ACCEPTED0.01 s1details
#6ACCEPTED0.01 s1details
#7ACCEPTED0.02 s1details
#8ACCEPTED0.01 s1details
#9ACCEPTED0.02 s1details
#10ACCEPTED0.02 s1details
#11ACCEPTED0.02 s1details
#12ACCEPTED0.02 s1details
#13ACCEPTED0.01 s1details
#14ACCEPTED0.01 s1details
#15ACCEPTED0.01 s2details
#16ACCEPTED0.02 s2details
#17ACCEPTED0.02 s2details
#18ACCEPTED0.02 s2details
#19ACCEPTED0.01 s2details
#20ACCEPTED0.01 s2details
#21ACCEPTED0.03 s2details
#22ACCEPTED0.01 s2details
#23ACCEPTED0.03 s2details
#24ACCEPTED0.10 s2details
#25ACCEPTED0.02 s2details
#26ACCEPTED0.02 s2details
#27ACCEPTED0.02 s2details
#28ACCEPTED0.02 s2details
#29ACCEPTED0.10 s3details
#30ACCEPTED0.54 s3details
#31ACCEPTED0.09 s3details
#32ACCEPTED0.11 s3details
#33ACCEPTED0.15 s3details
#34ACCEPTED0.11 s3details
#35ACCEPTED0.58 s3details
#36ACCEPTED0.12 s3details
#37ACCEPTED0.10 s4details
#38ACCEPTED0.54 s4details
#39ACCEPTED0.09 s4details
#40ACCEPTED0.11 s4details
#41ACCEPTED0.15 s4details
#42ACCEPTED0.57 s4details
#43ACCEPTED0.26 s4details
#44ACCEPTED0.33 s4details
#45ACCEPTED0.40 s4details
#46ACCEPTED0.10 s4details
#47ACCEPTED0.26 s4details
#48--4details
#49ACCEPTED0.10 s4details
#50ACCEPTED0.66 s4details
#51ACCEPTED0.10 s4details
#52ACCEPTED0.65 s4details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:23:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (b.size() == n) {
         ~~~~~~~~~^~~~
input/code.cpp:32:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         if (z.size() > k) {
             ~~~~~~~~~^~~
input/code.cpp:41:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                     if (q.size() == k) break;
                         ~~~~~~~~~^~~~
input/code.cpp:52:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
                 if (q.size() == k) break;
                     ~~~~~~~~~^~~~

Code

#include <iostream>
#include <unordered_set>

using namespace std;

long long t[505050][2], l[505050];

int main() {
    //ios_base::sync_with_stdio(0);
    //cin.tie(0);

    long long n, k, m = 0, a;
    unordered_set<long long> b;
    cin >> n >> k;
    for (long long i = 0; i < n; i++) {
        cin >> a;
        b.insert(a);
        if (t[m-1][0] != a) {
            t[m++][0] = a;
        }
        t[m-1][1]++;
    }
    if (b.size() == n) {
        cout << k*(n+1) - k*(k+1)/2 << endl;
        return 0;
    }
    long long s = 0;
    long long x = 0, o = 0, r = 0;
    unordered_set<long long> z;
    for (long long i = 0; i < m; i++) {
        z.insert(t[i][0]);
        if (z.size() > k) {
            s += x*(x+1)/2;
            if (r == k) {
                z.erase(t[i-k][0]);
                x -= t[i-k][1];
                x += t[i][1];
                unordered_set<long long> q;
                for (long long j = i-1; j >= 0; j--) {
                    q.insert(t[j][0]);
                    if (q.size() == k) break;
                    l[o] += t[j][1];
                }
                o++;
                continue;

            }
            unordered_set<long long> q;
            for (long long j = i-1; j >= 0; j--) {
                i = j;
                q.insert(t[j][0]);
                if (q.size() == k) break;
                l[o] += t[j][1];
            }
            o++;
            x = 0;
            z.clear();
            r = 0;
            continue;
        }
        r++;
        x += t[i][1];
    }
    s += x*(x+1)/2;
    for (long long i = 0; i < o; i++) s -= l[i]*(l[i]+1)/2;
    cout << s << endl;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

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

correct output
5050

user output
5050

Test 2

Group: 1

Verdict: ACCEPTED

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

correct output
190

user output
190

Test 3

Group: 1

Verdict: ACCEPTED

input
100 1
5 9 9 6 9 8 1 4 7 7 8 9 5 5 6 ...

correct output
110

user output
110

Test 4

Group: 1

Verdict: ACCEPTED

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

correct output
5050

user output
5050

Test 5

Group: 1

Verdict: ACCEPTED

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

correct output
5050

user output
5050

Test 6

Group: 1

Verdict: ACCEPTED

input
100 2
2 3 1 1 2 2 3 1 2 1 1 1 3 3 1 ...

correct output
379

user output
379

Test 7

Group: 1

Verdict: ACCEPTED

input
100 2
4 6 10 8 6 8 10 8 4 7 8 9 6 2 ...

correct output
245

user output
245

Test 8

Group: 1

Verdict: ACCEPTED

input
100 5
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
5050

user output
5050

Test 9

Group: 1

Verdict: ACCEPTED

input
100 5
4 4 2 2 4 3 3 2 3 4 3 5 3 1 5 ...

correct output
5050

user output
5050

Test 10

Group: 1

Verdict: ACCEPTED

input
100 5
5 3 4 1 1 1 1 4 5 5 4 6 6 3 3 ...

correct output
1488

user output
1488

Test 11

Group: 1

Verdict: ACCEPTED

input
100 5
10 1 1 9 1 6 9 4 3 10 9 2 4 2 ...

correct output
743

user output
743

Test 12

Group: 1

Verdict: ACCEPTED

input
100 10
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
5050

user output
5050

Test 13

Group: 1

Verdict: ACCEPTED

input
100 10
9 4 9 1 9 1 5 2 10 10 9 3 9 6 ...

correct output
5050

user output
5050

Test 14

Group: 1

Verdict: ACCEPTED

input
100 10
80 59 58 87 28 83 83 93 96 24 ...

correct output
994

user output
994

Test 15

Group: 2

Verdict: ACCEPTED

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

correct output
12502500

user output
12502500

Test 16

Group: 2

Verdict: ACCEPTED

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

correct output
10148

user output
10148

Test 17

Group: 2

Verdict: ACCEPTED

input
5000 1
434568 634119 102509 107238 72...

correct output
5000

user output
5000

Test 18

Group: 2

Verdict: ACCEPTED

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

correct output
12502500

user output
12502500

Test 19

Group: 2

Verdict: ACCEPTED

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

correct output
12502500

user output
12502500

Test 20

Group: 2

Verdict: ACCEPTED

input
5000 2
1 3 2 2 3 3 1 2 1 2 1 2 3 1 2 ...

correct output
22451

user output
22451

Test 21

Group: 2

Verdict: ACCEPTED

input
5000 2
132968 414421 468358 432744 43...

correct output
9999

user output
9999

Test 22

Group: 2

Verdict: ACCEPTED

input
5000 100
93 76 87 71 93 74 69 35 92 96 ...

correct output
12502500

user output
12502500

Test 23

Group: 2

Verdict: ACCEPTED

input
5000 100
2 57 51 4 35 76 5 40 51 55 20 ...

correct output
2669737

user output
2669737

Test 24

Group: 2

Verdict: ACCEPTED

input
5000 100
657 823 1773 1801 2785 4107 25...

correct output
498978

user output
498978

Test 25

Group: 2

Verdict: ACCEPTED

input
5000 4999
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
12502500

user output
12502500

Test 26

Group: 2

Verdict: ACCEPTED

input
5000 4999
865706 910619 695192 183574 92...

correct output
12502500

user output
12502500

Test 27

Group: 2

Verdict: ACCEPTED

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

correct output
12502500

user output
12502500

Test 28

Group: 2

Verdict: ACCEPTED

input
5000 5000
774752 159472 183796 654476 69...

correct output
12502500

user output
12502500

Test 29

Group: 3

Verdict: ACCEPTED

input
500000 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 30

Group: 3

Verdict: ACCEPTED

input
500000 1
28107328 613212742 298033960 7...

correct output
500000

user output
500000

Test 31

Group: 3

Verdict: ACCEPTED

input
500000 2
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 32

Group: 3

Verdict: ACCEPTED

input
500000 2
1 1 2 1 1 2 2 1 2 1 2 1 1 2 1 ...

correct output
125000250000

user output
125000250000

Test 33

Group: 3

Verdict: ACCEPTED

input
500000 2
3 2 2 3 2 2 2 1 1 2 2 3 2 3 2 ...

correct output
2245355

user output
2245355

Test 34

Group: 3

Verdict: ACCEPTED

input
500000 2
1 1 1 2 2 2 1 1 2 1 1 2 1 2 1 ...

correct output
1570486882

user output
1570486882

Test 35

Group: 3

Verdict: ACCEPTED

input
500000 2
318961563 84011941 882177798 1...

correct output
999999

user output
999999

Test 36

Group: 3

Verdict: ACCEPTED

input
500000 2
1 1 2 1 2 1 2 1 2 2 2 2 1 2 1 ...

correct output
483793169

user output
483793169

Test 37

Group: 4

Verdict: ACCEPTED

input
500000 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 38

Group: 4

Verdict: ACCEPTED

input
500000 1
709486749 350496125 796065873 ...

correct output
500000

user output
500000

Test 39

Group: 4

Verdict: ACCEPTED

input
500000 2
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 40

Group: 4

Verdict: ACCEPTED

input
500000 2
1 2 2 2 2 2 1 1 2 2 2 2 2 2 1 ...

correct output
125000250000

user output
125000250000

Test 41

Group: 4

Verdict: ACCEPTED

input
500000 2
3 3 3 3 2 1 3 2 1 3 1 2 1 1 1 ...

correct output
2255047

user output
2255047

Test 42

Group: 4

Verdict: ACCEPTED

input
500000 2
414942284 362802746 108881396 ...

correct output
999999

user output
999999

Test 43

Group: 4

Verdict: ACCEPTED

input
500000 100
59 14 100 74 49 43 91 84 31 16...

correct output
260458849

user output
260458849

Test 44

Group: 4

Verdict: ACCEPTED

input
500000 1000
505 511 86 321 780 495 106 330...

correct output
3694803834

user output
3694803834

Test 45

Group: 4

Verdict: ACCEPTED

input
500000 10000
4956 8463 8582 980 9278 1747 2...

correct output
41655235436

user output
41655235436

Test 46

Group: 4

Verdict: ACCEPTED

input
500000 100000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 47

Group: 4

Verdict: ACCEPTED

input
500000 100000
40198 78364 3724 51802 378 130...

correct output
125000250000

user output
125000250000

Test 48

Group: 4

Verdict:

input
500000 100000
320513086 811766509 339605137 ...

correct output
45001856854

user output
(empty)

Test 49

Group: 4

Verdict: ACCEPTED

input
500000 499999
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 50

Group: 4

Verdict: ACCEPTED

input
500000 499999
995132060 587162982 59723733 8...

correct output
125000250000

user output
125000250000

Test 51

Group: 4

Verdict: ACCEPTED

input
500000 500000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
125000250000

user output
125000250000

Test 52

Group: 4

Verdict: ACCEPTED

input
500000 500000
72083718 753463162 730560260 6...

correct output
125000250000

user output
125000250000