CSES - Datatähti 2018 loppu - Results
Submission details
Task:Pinopeli
Sender:ollpu
Submission time:2018-01-20 16:41:33 +0200
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
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Compiler report

input/code.cpp: In function 'int h(std::map<int, int>, bool)':
input/code.cpp:52:9: warning: 'art' may be used uninitialized in this function [-Wmaybe-uninitialized]
         if (art) stc[p.F-i]--;
         ^

Code

#include <iostream>
#include <map>
#include <unordered_map>
#include <vector>
using namespace std;
#define F first
#define S second
string stfy(map<int, int> &st) {
  string s;
  for (auto p : st) {
    s += to_string(p.first);
    s += ":";
    s += to_string(p.second);
    s += ";";
  }
  return s;
}
unordered_map<string, int> cc;
int N, A;
int TAKE_x, TAKE_y, KEEP;
vector<pair<int, int>> ADDs;
int y(map<int, int>&, vector<int>&, vector<pair<int, int>>&, int, bool);
int h(map<int, int> st, bool vr = 0) {
  if (st.size() == 0) return 0;
  string s = stfy(st);
  if (cc.count(s)) return cc[s];
  for (auto p : st) {
    map<int, int> stc = st;
    stc[p.F]--;
    if (stc[p.F] == 0) stc.erase(p.F);
    for (int i = 1; i <= p.F; ++i) {
      bool art;
      if (i != p.F) {
        art = stc.count(p.F-i);
        stc[p.F-i]++;
      }
      vector<int> sz;
      for (auto p2 : stc) {
        for (int j = 0; j < p2.S; ++j) sz.push_back(p2.F);
      }
      vector<pair<int, int>> ha;
      if (y(stc, sz, ha, i, vr)) {
        if (vr) {
          TAKE_x = p.F;
          TAKE_y = i;
        }
        //cout << "V: " << s << endl;
        cc[s] = 1;
        return 1;
      }
      if (i != p.F) {
        if (art) stc[p.F-i]--;
        else stc.erase(p.F-i);
      }
    }
  }
  //cout << "H: " << s << endl;
  cc[s] = 0;
  return 0;
}
int y(map<int, int> &st, vector<int> &sz, vector<pair<int, int>> &ha, int lf, bool vr) {
  if (lf < 1) return 0;
  if (ha.size() >= sz.size()) {
    if (lf <= A) {
      map<int, int> stc = st;
      for (auto p : ha) {
        if (p.F) {
          stc[p.F]--;
          if (stc[p.F] == 0) stc.erase(p.F);
        }
        stc[p.F+p.S]++;
      }
      bool W = !h(move(stc));
      if (W) {
        if (vr) KEEP=lf;
        return W;
      }
    }
    for (int i = 1; i < lf; ++i) {
      ha.push_back({0, i});
      if (y(st, sz, ha, lf-i, vr)) {
        if (vr) ADDs.push_back({0, i});
        return 1;
      }
      ha.pop_back();
    }
  } else {
    for (int i = 0; i < lf; ++i) {
      ha.push_back({sz[ha.size()], i});
      if (y(st, sz, ha, lf-i, vr)) {
        if (vr) ADDs.push_back({sz[ha.size()], i});
        return 1;
      }
      ha.pop_back();
    }
  }
  return 0;
}
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cin >> N >> A;
  map<int, int> bg;
  for (int i = 0; i < N; ++i) {
    int x;
    cin >> x;
    bg[x]++;
  }
  bool W = h(bg, 1);
  if (W) {
    cout << "YES\n";
    cout << "TAKE " << TAKE_x << " " << TAKE_y << endl;
    cout << "KEEP " << KEEP << endl;
    for (auto p : ADDs) {
      if (p.S) cout << "ADD " << p.F << " " << p.S << '\n';
    }
    cout << "END" << endl;
  } else cout << "NO" << endl;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
1 1
1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 2

Group: 1

Verdict: ACCEPTED

input
2 1
1 1

correct output
NO

user output
NO

Test 3

Group: 1

Verdict: ACCEPTED

input
1 1
2

correct output
NO

user output
NO

Test 4

Group: 1

Verdict: ACCEPTED

input
3 1
1 1 1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 5

Group: 1

Verdict: ACCEPTED

input
2 1
2 1

correct output
YES
TAKE 2 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 6

Group: 1

Verdict: ACCEPTED

input
1 1
3

correct output
YES
TAKE 3 1
KEEP 1
END

user output
YES
TAKE 3 1
KEEP 1
END

Test 7

Group: 1

Verdict: ACCEPTED

input
4 1
1 1 1 1

correct output
NO

user output
NO

Test 8

Group: 1

Verdict: ACCEPTED

input
3 1
2 1 1

correct output
NO

user output
NO

Test 9

Group: 1

Verdict: ACCEPTED

input
2 1
2 2

correct output
NO

user output
NO

Test 10

Group: 1

Verdict: ACCEPTED

input
2 1
3 1

correct output
NO

user output
NO

Test 11

Group: 1

Verdict: ACCEPTED

input
1 1
4

correct output
NO

user output
NO

Test 12

Group: 1

Verdict: ACCEPTED

input
5 1
1 1 1 1 1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 13

Group: 1

Verdict: ACCEPTED

input
4 1
2 1 1 1

correct output
YES
TAKE 2 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 14

Group: 1

Verdict: ACCEPTED

input
3 1
2 2 1

correct output
YES
TAKE 2 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 15

Group: 1

Verdict: ACCEPTED

input
2 1
2 3

correct output
YES
TAKE 3 1
KEEP 1
END

user output
YES
TAKE 2 1
KEEP 1
END

Test 16

Group: 1

Verdict: ACCEPTED

input
3 1
3 1 1

correct output
YES
TAKE 3 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 17

Group: 1

Verdict: ACCEPTED

input
2 1
4 1

correct output
YES
TAKE 4 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 18

Group: 1

Verdict: ACCEPTED

input
1 1
5

correct output
YES
TAKE 5 1
KEEP 1
END

user output
YES
TAKE 5 1
KEEP 1
END

Test 19

Group: 1

Verdict: ACCEPTED

input
1 2
1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 20

Group: 1

Verdict: ACCEPTED

input
2 2
1 1

correct output
NO

user output
NO

Test 21

Group: 1

Verdict: ACCEPTED

input
1 2
2

correct output
YES
TAKE 2 2
KEEP 2
END

user output
YES
TAKE 2 2
KEEP 2
END

Test 22

Group: 1

Verdict: ACCEPTED

input
3 2
1 1 1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 23

Group: 1

Verdict: ACCEPTED

input
2 2
2 1

correct output
YES
TAKE 2 2
KEEP 1
ADD 0 1
END

user output
YES
TAKE 2 1
KEEP 1
END

Test 24

Group: 1

Verdict: ACCEPTED

input
1 2
3

correct output
YES
TAKE 3 3
KEEP 1
ADD 0 1
ADD 0 1
...

user output
YES
TAKE 3 2
KEEP 1
ADD 0 1
END

Test 25

Group: 1

Verdict: ACCEPTED

input
4 2
1 1 1 1

correct output
NO

user output
NO

Test 26

Group: 1

Verdict: ACCEPTED

input
3 2
2 1 1

correct output
YES
TAKE 2 2
KEEP 2
END

user output
YES
TAKE 2 2
KEEP 2
END

Test 27

Group: 1

Verdict: ACCEPTED

input
2 2
2 2

correct output
NO

user output
NO

Test 28

Group: 1

Verdict: ACCEPTED

input
2 2
3 1

correct output
YES
TAKE 3 3
KEEP 2
ADD 0 1
END

user output
YES
TAKE 3 2
KEEP 2
END

Test 29

Group: 1

Verdict: ACCEPTED

input
1 2
4

correct output
YES
TAKE 4 4
KEEP 2
ADD 0 1
ADD 0 1
...

user output
YES
TAKE 4 3
KEEP 2
ADD 0 1
END

Test 30

Group: 1

Verdict: ACCEPTED

input
5 2
1 1 1 1 1

correct output
YES
TAKE 1 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 31

Group: 1

Verdict: ACCEPTED

input
4 2
2 1 1 1

correct output
YES
TAKE 2 2
KEEP 1
ADD 0 1
END

user output
YES
TAKE 2 1
KEEP 1
END

Test 32

Group: 1

Verdict: ACCEPTED

input
3 2
2 2 1

correct output
YES
TAKE 2 2
KEEP 1
ADD 1 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 33

Group: 1

Verdict: ACCEPTED

input
2 2
2 3

correct output
YES
TAKE 3 3
KEEP 1
ADD 0 2
END

user output
YES
TAKE 3 1
KEEP 1
END

Test 34

Group: 1

Verdict: ACCEPTED

input
3 2
3 1 1

correct output
YES
TAKE 3 3
KEEP 1
ADD 0 1
ADD 0 1
...

user output
YES
TAKE 3 2
KEEP 1
ADD 0 1
END

Test 35

Group: 1

Verdict:

input
2 2
4 1

correct output
YES
TAKE 4 4
KEEP 1
ADD 0 1
ADD 0 1
...

user output
YES
TAKE 4 2
KEEP 1
ADD 3 1
END

Test 36

Group: 1

Verdict: ACCEPTED

input
1 2
5

correct output
YES
TAKE 5 5
KEEP 1
ADD 0 2
ADD 0 2
...

user output
YES
TAKE 5 3
KEEP 1
ADD 0 2
END

Test 37

Group: 2

Verdict: ACCEPTED

input
6 1
5 2 3 1 6 3

correct output
NO

user output
NO

Test 38

Group: 2

Verdict: ACCEPTED

input
5 1
1 2 3 4 5

correct output
YES
TAKE 5 1
KEEP 1
END

user output
YES
TAKE 1 1
KEEP 1
END

Test 39

Group: 2

Verdict: ACCEPTED

input
7 1
2 2 2 2 2 2 5

correct output
YES
TAKE 5 1
KEEP 1
END

user output
YES
TAKE 2 1
KEEP 1
END

Test 40

Group: 2

Verdict: ACCEPTED

input
20 1
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
NO

user output
NO

Test 41

Group: 2

Verdict: ACCEPTED

input
4 1
7 7 2 2

correct output
NO

user output
NO

Test 42

Group: 2

Verdict:

input
6 2
5 2 3 1 6 3

correct output
YES
TAKE 6 6
KEEP 2
ADD 3 2
ADD 2 1
...

user output
YES
TAKE 6 5
KEEP 2
ADD 36026096 2
ADD 36026096 1
...

Test 43

Group: 2

Verdict:

input
5 3
1 2 3 4 5

correct output
YES
TAKE 5 5
KEEP 1
ADD 3 1
ADD 1 1
...

user output
YES
TAKE 3 3
KEEP 1
ADD 32 1
ADD 32 1
...

Test 44

Group: 2

Verdict: ACCEPTED

input
7 5
2 2 2 2 2 2 5

correct output
YES
TAKE 5 5
KEEP 1
ADD 0 2
ADD 0 2
...

user output
YES
TAKE 5 3
KEEP 1
ADD 0 2
END

Test 45

Group: 2

Verdict: ACCEPTED

input
20 5
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
NO

user output
NO

Test 46

Group: 2

Verdict: ACCEPTED

input
4 4
7 7 2 2

correct output
NO

user output
NO

Test 47

Group: 3

Verdict:

input
500 1
489 402 131 79 196 338 319 1 2...

correct output
YES
TAKE 500 1
KEEP 1
END

user output
(empty)

Test 48

Group: 3

Verdict:

input
500 1
222 9 263 104 241 286 306 4 35...

correct output
YES
TAKE 498 1
KEEP 1
END

user output
(empty)

Test 49

Group: 3

Verdict:

input
500 1
102 275 66 352 310 448 152 19 ...

correct output
NO

user output
(empty)

Test 50

Group: 3

Verdict:

input
500 1
62 458 377 166 75 238 345 76 1...

correct output
YES
TAKE 500 1
KEEP 1
END

user output
(empty)

Test 51

Group: 3

Verdict:

input
500 1
206 409 99 306 53 351 188 463 ...

correct output
YES
TAKE 498 1
KEEP 1
END

user output
(empty)

Test 52

Group: 3

Verdict:

input
500 468
280 36 405 277 160 440 276 63 ...

correct output
YES
TAKE 498 498
KEEP 2
ADD 494 2
ADD 492 2
...

user output
(empty)

Test 53

Group: 3

Verdict:

input
500 298
32 22 455 427 85 483 397 391 2...

correct output
YES
TAKE 500 500
KEEP 2
ADD 496 4
ADD 493 1
...

user output
(empty)

Test 54

Group: 3

Verdict:

input
500 294
162 263 109 294 201 81 66 278 ...

correct output
YES
TAKE 500 500
KEEP 2
ADD 499 1
ADD 495 2
...

user output
(empty)

Test 55

Group: 3

Verdict:

input
500 102
15 57 414 4 390 362 236 250 98...

correct output
YES
TAKE 499 499
KEEP 2
ADD 492 3
ADD 491 1
...

user output
(empty)

Test 56

Group: 3

Verdict:

input
500 336
170 375 337 6 248 262 286 304 ...

correct output
YES
TAKE 498 498
KEEP 2
ADD 494 2
ADD 490 4
...

user output
(empty)

Test 57

Group: 3

Verdict:

input
500 209
5 390 188 108 124 385 390 380 ...

correct output
NO

user output
(empty)

Test 58

Group: 3

Verdict:

input
500 217
102 116 309 329 245 174 94 358...

correct output
NO

user output
(empty)

Test 59

Group: 3

Verdict:

input
500 218
366 422 444 234 247 152 122 44...

correct output
NO

user output
(empty)

Test 60

Group: 3

Verdict:

input
500 207
275 384 115 426 47 451 426 272...

correct output
NO

user output
(empty)

Test 61

Group: 3

Verdict:

input
500 400
33 243 65 284 436 139 334 284 ...

correct output
NO

user output
(empty)