CSES - Datatähti 2018 loppu - Results
Submission details
Task:Metsämetro
Sender:FSMnArmosta
Submission time:2018-01-18 16:22:41 +0200
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#20.05 s1details
#3ACCEPTED0.04 s1details
#4ACCEPTED0.04 s1details
#5ACCEPTED0.05 s1details
#60.04 s1details
#70.06 s1details
#80.09 s1details
#9ACCEPTED0.04 s1details
#100.05 s1details
#11--2details
#12--2details
#13--2details
#14--2details
#15--2details
#16--2details
#17--2details
#18--2details
#19--2details
#20--2details
#21--3details
#22--3details
#23--3details
#24--3details
#25--3details
#26--3details
#27--3details
#28--3details
#29--3details
#30--3details

Code

#include <bits/stdc++.h>

#define bang 1000000000L

using namespace std;

long diffs[100000];


int n;

pair<long, long> f(int k, long tgt){
//  cout << k << " | " << tgt << endl;
  if(k == 0 && tgt != diffs[0]){
    return {bang, -1};
  }else if(k == 0){
    return {diffs[0], diffs[0]};
  }else{
    pair<long, long> m = {bang, -1};
    for(long i = 0; i <= diffs[k]; i++){
      if(tgt+(2*i)-diffs[k] < (diffs[k]-i))
        continue;
//      cout << tgt << " " << i << " " << endl;
      pair<long, long> temp = f(k-1, tgt+(2*i)-diffs[k]);
      if(temp.first != bang)
        m.first = max(min(max(temp.first, tgt+(2*i)-diffs[k]), m.first), tgt);
      if(temp.second != -1)
        m.second = max(max(max(temp.second, tgt+(2*i)-diffs[k]), m.second), tgt);
    }
    return m;
  }
  
}

int main(){
  cin >> n;
  for(int i = 0; i < n; i++){
    cin >> diffs[i];
  }
  pair<long, long> q = f(n-2, diffs[n-1]);
  cout << q.first << " " << q.second << endl;
  
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10
9 4 9 7 6 10 4 6 2 9

correct output
9 31

user output
9 31

Test 2

Group: 1

Verdict:

input
10
5 6 3 5 6 3 4 7 1 10

correct output
10 25

user output
10 23

Test 3

Group: 1

Verdict: ACCEPTED

input
10
10 2 4 1 4 9 6 3 5 10

correct output
10 24

user output
10 24

Test 4

Group: 1

Verdict: ACCEPTED

input
10
7 5 1 3 8 4 5 4 6 3

correct output
7 22

user output
7 22

Test 5

Group: 1

Verdict: ACCEPTED

input
10
10 7 8 4 10 6 8 6 2 3

correct output
10 29

user output
10 29

Test 6

Group: 1

Verdict:

input
10
1 2 8 2 3 1 3 1 4 9

correct output
9 17

user output
1000000000 -1

Test 7

Group: 1

Verdict:

input
10
2 8 2 5 8 8 5 10 9 7

correct output
7 31

user output
1000000000 -1

Test 8

Group: 1

Verdict:

input
10
2 10 4 8 10 10 9 3 9 7

correct output
8 34

user output
1000000000 -1

Test 9

Group: 1

Verdict: ACCEPTED

input
10
10 7 9 1 7 8 4 4 1 5

correct output
10 27

user output
10 27

Test 10

Group: 1

Verdict:

input
10
1 4 7 7 3 1 10 6 4 3

correct output
5 23

user output
1000000000 -1

Test 11

Group: 2

Verdict:

input
100
5 3 4 7 5 1 7 1 6 10 2 9 6 5 9...

correct output
6 281

user output
(empty)

Test 12

Group: 2

Verdict:

input
100
3 9 7 3 6 6 4 3 1 8 2 4 2 6 2 ...

correct output
7 252

user output
(empty)

Test 13

Group: 2

Verdict:

input
100
8 2 3 4 8 3 2 7 10 10 3 2 3 4 ...

correct output
8 252

user output
(empty)

Test 14

Group: 2

Verdict:

input
100
4 4 9 8 5 6 2 3 7 10 10 2 7 5 ...

correct output
9 261

user output
(empty)

Test 15

Group: 2

Verdict:

input
100
7 3 3 5 10 6 6 8 10 5 5 8 3 5 ...

correct output
10 300

user output
(empty)

Test 16

Group: 2

Verdict:

input
100
9 5 2 1 9 8 6 4 1 6 3 5 3 1 4 ...

correct output
9 289

user output
(empty)

Test 17

Group: 2

Verdict:

input
100
9 7 5 5 4 1 9 2 3 5 10 2 10 5 ...

correct output
9 287

user output
(empty)

Test 18

Group: 2

Verdict:

input
100
3 8 5 10 8 10 9 2 8 3 1 2 9 7 ...

correct output
6 282

user output
(empty)

Test 19

Group: 2

Verdict:

input
100
6 3 9 2 8 7 8 4 6 4 4 10 2 10 ...

correct output
8 260

user output
(empty)

Test 20

Group: 2

Verdict:

input
100
10 8 7 8 10 3 1 2 1 1 7 4 5 5 ...

correct output
10 279

user output
(empty)

Test 21

Group: 3

Verdict:

input
100000
917855934 394938644 81692499 4...

correct output
917855934 23490295363738

user output
(empty)

Test 22

Group: 3

Verdict:

input
100000
898177957 193852227 11785863 3...

correct output
898177957 23488890808371

user output
(empty)

Test 23

Group: 3

Verdict:

input
100000
560743028 996665755 25721760 4...

correct output
576170439 23599624330076

user output
(empty)

Test 24

Group: 3

Verdict:

input
100000
836491959 800539061 666447484 ...

correct output
836491959 23450143338851

user output
(empty)

Test 25

Group: 3

Verdict:

input
100000
156445358 170997055 927078622 ...

correct output
930838017 23503313036290

user output
(empty)

Test 26

Group: 3

Verdict:

input
100000
869942654 614144284 154904581 ...

correct output
869942654 23544105883410

user output
(empty)

Test 27

Group: 3

Verdict:

input
100000
471025024 244072220 419574192 ...

correct output
657776925 23597080152723

user output
(empty)

Test 28

Group: 3

Verdict:

input
100000
561299091 285120535 109702008 ...

correct output
862325964 23517085653307

user output
(empty)

Test 29

Group: 3

Verdict:

input
100000
356879006 3017698 603259365 18...

correct output
499995467 23540251578008

user output
(empty)

Test 30

Group: 3

Verdict:

input
100000
190109479 83895435 595795373 8...

correct output
598676555 23565408317817

user output
(empty)