# DatatÃ¤hti 2019 alku

 Start: 2018-10-01 00:00:00 End: 2018-10-15 00:00:00

CSES - DatatÃ¤hti 2019 alku - Results
History
2018-10-06 14:38:10100
2018-10-06 14:32:0547
2018-10-04 21:38:5847
 Task: Taulukko Sender: paavoee Submission time: 2018-10-06 14:32:05 Language: C++ Status: READY Score: 47

## Feedback

 group verdict score #1 ACCEPTED 12 #2 ACCEPTED 35 #3 WRONG ANSWER 0 #4 WRONG ANSWER 0

## Code

```#include <iostream>
#include <unordered_map>
#include <vector>

using namespace std;

static inline void remove(unordered_map<unsigned long, unsigned int>& seen, unsigned long l) {
if (seen[l] > 1) seen[l]--;
else seen.erase(l);
}

unsigned int mene(unsigned int loppu, unsigned int n, unsigned int k,
const vector<unsigned long>& x,
unordered_map<unsigned long, unsigned int>& seen) {
while (loppu < n) {
seen[x[loppu]]++;
if (seen.size() > k) {
remove(seen, x[loppu]);
break;
}
loppu++;
}
return loppu;
}

inline constexpr unsigned int sum(unsigned int alku, unsigned int loppu) {
return (loppu - alku) * (loppu - alku + 1) / 2;
}

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

unsigned int n, k;
cin >> n >> k;
vector<unsigned long> x(n);
for (unsigned int i = 0; i < n; i++)
cin >> x[i];

unsigned long r = 0;
unordered_map<unsigned long, unsigned int> seen;
unsigned int alku = 0, loppu = 0;
loppu = mene(loppu, n, k, x, seen);
r += sum(alku, loppu);
while (loppu < n) {
while (seen.size() == k)
remove(seen, x[alku++]);
const unsigned int vali = loppu;
loppu = mene(loppu, n, k, x, seen);
r += sum(alku, loppu) - sum(alku, vali);
}

cout << r << '\n';
return 0;
}
```

## 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 ...```
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correct output
`5050`
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user output
`5050`
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### Test 2

Group: 1

Verdict: ACCEPTED

input
```100 1 1 1 1 1 2 2 1 1 2 2 2 2 2 1 1 ...```
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correct output
`190`
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user output
`190`
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### Test 3

Group: 1

Verdict: ACCEPTED

input
```100 1 5 9 9 6 9 8 1 4 7 7 8 9 5 5 6 ...```
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correct output
`110`
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user output
`110`
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### Test 4

Group: 1

Verdict: ACCEPTED

input
```100 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`5050`
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user output
`5050`
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### Test 5

Group: 1

Verdict: ACCEPTED

input
```100 2 2 1 2 1 2 2 1 1 2 1 1 2 1 2 1 ...```
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correct output
`5050`
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user output
`5050`
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### Test 6

Group: 1

Verdict: ACCEPTED

input
```100 2 2 3 1 1 2 2 3 1 2 1 1 1 3 3 1 ...```
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correct output
`379`
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user output
`379`
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### Test 7

Group: 1

Verdict: ACCEPTED

input
```100 2 4 6 10 8 6 8 10 8 4 7 8 9 6 2 ...```
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correct output
`245`
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user output
`245`
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### Test 8

Group: 1

Verdict: ACCEPTED

input
```100 5 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`5050`
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user output
`5050`
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### Test 9

Group: 1

Verdict: ACCEPTED

input
```100 5 4 4 2 2 4 3 3 2 3 4 3 5 3 1 5 ...```
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correct output
`5050`
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user output
`5050`
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### Test 10

Group: 1

Verdict: ACCEPTED

input
```100 5 5 3 4 1 1 1 1 4 5 5 4 6 6 3 3 ...```
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correct output
`1488`
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user output
`1488`
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### Test 11

Group: 1

Verdict: ACCEPTED

input
```100 5 10 1 1 9 1 6 9 4 3 10 9 2 4 2 ...```
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correct output
`743`
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user output
`743`
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### Test 12

Group: 1

Verdict: ACCEPTED

input
```100 10 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`5050`
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user output
`5050`
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### Test 13

Group: 1

Verdict: ACCEPTED

input
```100 10 9 4 9 1 9 1 5 2 10 10 9 3 9 6 ...```
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correct output
`5050`
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user output
`5050`
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### Test 14

Group: 1

Verdict: ACCEPTED

input
```100 10 80 59 58 87 28 83 83 93 96 24 ...```
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correct output
`994`
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user output
`994`
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### Test 15

Group: 2

Verdict: ACCEPTED

input
```5000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 16

Group: 2

Verdict: ACCEPTED

input
```5000 1 2 2 2 1 2 1 1 1 2 2 1 2 1 1 1 ...```
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correct output
`10148`
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user output
`10148`
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### Test 17

Group: 2

Verdict: ACCEPTED

input
```5000 1 434568 634119 102509 107238 72...```
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correct output
`5000`
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user output
`5000`
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### Test 18

Group: 2

Verdict: ACCEPTED

input
```5000 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 19

Group: 2

Verdict: ACCEPTED

input
```5000 2 2 1 1 1 2 2 2 2 1 1 1 1 2 1 2 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 20

Group: 2

Verdict: ACCEPTED

input
```5000 2 1 3 2 2 3 3 1 2 1 2 1 2 3 1 2 ...```
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correct output
`22451`
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user output
`22451`
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### Test 21

Group: 2

Verdict: ACCEPTED

input
```5000 2 132968 414421 468358 432744 43...```
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correct output
`9999`
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user output
`9999`
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### Test 22

Group: 2

Verdict: ACCEPTED

input
```5000 100 93 76 87 71 93 74 69 35 92 96 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 23

Group: 2

Verdict: ACCEPTED

input
```5000 100 2 57 51 4 35 76 5 40 51 55 20 ...```
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correct output
`2669737`
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user output
`2669737`
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### Test 24

Group: 2

Verdict: ACCEPTED

input
```5000 100 657 823 1773 1801 2785 4107 25...```
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correct output
`498978`
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user output
`498978`
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### Test 25

Group: 2

Verdict: ACCEPTED

input
```5000 4999 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 26

Group: 2

Verdict: ACCEPTED

input
```5000 4999 865706 910619 695192 183574 92...```
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correct output
`12502500`
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user output
`12502500`
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### Test 27

Group: 2

Verdict: ACCEPTED

input
```5000 5000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`12502500`
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user output
`12502500`
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### Test 28

Group: 2

Verdict: ACCEPTED

input
```5000 5000 774752 159472 183796 654476 69...```
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correct output
`12502500`
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user output
`12502500`
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### Test 29

Group: 3

input
```500000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 30

Group: 3

Verdict: ACCEPTED

input
```500000 1 28107328 613212742 298033960 7...```
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correct output
`500000`
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user output
`500000`
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### Test 31

Group: 3

input
```500000 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 32

Group: 3

input
```500000 2 1 1 2 1 1 2 2 1 2 1 2 1 1 2 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 33

Group: 3

Verdict: ACCEPTED

input
```500000 2 3 2 2 3 2 2 2 1 1 2 2 3 2 3 2 ...```
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correct output
`2245355`
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user output
`2245355`
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### Test 34

Group: 3

Verdict: ACCEPTED

input
```500000 2 1 1 1 2 2 2 1 1 2 1 1 2 1 2 1 ...```
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correct output
`1570486882`
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user output
`1570486882`
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### Test 35

Group: 3

Verdict: ACCEPTED

input
```500000 2 318961563 84011941 882177798 1...```
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correct output
`999999`
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user output
`999999`
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### Test 36

Group: 3

Verdict: ACCEPTED

input
```500000 2 1 1 2 1 2 1 2 1 2 2 2 2 1 2 1 ...```
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correct output
`483793169`
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user output
`483793169`
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### Test 37

Group: 4

input
```500000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 38

Group: 4

Verdict: ACCEPTED

input
```500000 1 709486749 350496125 796065873 ...```
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correct output
`500000`
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user output
`500000`
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### Test 39

Group: 4

input
```500000 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 40

Group: 4

input
```500000 2 1 2 2 2 2 2 1 1 2 2 2 2 2 2 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 41

Group: 4

Verdict: ACCEPTED

input
```500000 2 3 3 3 3 2 1 3 2 1 3 1 2 1 1 1 ...```
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correct output
`2255047`
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user output
`2255047`
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### Test 42

Group: 4

Verdict: ACCEPTED

input
```500000 2 414942284 362802746 108881396 ...```
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correct output
`999999`
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user output
`999999`
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### Test 43

Group: 4

Verdict: ACCEPTED

input
```500000 100 59 14 100 74 49 43 91 84 31 16...```
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correct output
`260458849`
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user output
`260458849`
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### Test 44

Group: 4

Verdict: ACCEPTED

input
```500000 1000 505 511 86 321 780 495 106 330...```
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correct output
`3694803834`
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user output
`3694803834`
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### Test 45

Group: 4

input
```500000 10000 4956 8463 8582 980 9278 1747 2...```
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correct output
`41655235436`
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user output
`58835104620`
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### Test 46

Group: 4

input
```500000 100000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 47

Group: 4

input
```500000 100000 40198 78364 3724 51802 378 130...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 48

Group: 4

input
```500000 100000 320513086 811766509 339605137 ...```
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correct output
`45001856854`
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user output
`40706889558`
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### Test 49

Group: 4

input
```500000 499999 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 50

Group: 4

input
```500000 499999 995132060 587162982 59723733 8...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 51

Group: 4

input
```500000 500000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...```
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correct output
`125000250000`
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user output
`446198416`
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### Test 52

Group: 4

```500000 500000 72083718 753463162 730560260 6...```
`125000250000`
`446198416`