CSES - Aalto Competitive Programming 2024 - wk3 - Mon - Results
Submission details
Task:Wheel of fortune
Sender:paulschulte
Submission time:2024-09-16 16:29:52 +0300
Language:C++ (C++17)
Status:READY
Result:
Test results
testverdicttime
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Code

// ~/.vim/cpp_template.cpp
#include <bits/stdc++.h>
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>

#define REP(i,a,b) for (int i = a; i < b; i++)

using namespace std;

template <typename T>
void pV(const std::vector<T>& vec, const std::string& label = "Vector") {
    std::cout << label << ": [ ";
    for (const auto& elem : vec) {
        std::cout << elem << " ";
    }
    std::cout << "]" << std::endl;
}


using namespace std;


void dfs(int s, vector<bool> *visited, vector<int> (*adj)[]) {
    if ((*visited)[s]) return;
    (*visited)[s] = true;
    // process node s


    for (auto u: (*adj)[s]) {
        dfs(u, visited, adj);
    }
}
/*
vector<int> adj[N];                                                          
vector<bool> visited(N, false);
int u, v;
for(int i = 0; i < M;i++){
    cin >> u >> v;
    u--;
    v--;
    adj[u].push_back(v);
    adj[v].push_back(u);
}
*/

int main() {
    ios::sync_with_stdio(0);
    cin.tie(0);
    // Your code starts here
    int n;
    cin >> n;

    vector<int> num(n, 0);
    REP(i,0,n){
        cin >> num[i];
    }
    // r first
    vector<vector<long long>> res(n, vector<long long>(3, 0)); 
    res[0][0] = -num[0];
    res[0][1] = -1000000000;
    res[0][2] = -1000000000;
    REP(i, 1, n){
        res[i][0] = max(res[i-1][1], res[i-1][2]) - num[i];
        res[i][1] = max(res[i-1][0], res[i-1][2]);
        res[i][2] = max(res[i-1][1], res[i-1][0]) + num[i];
    }
    long long first = max(res[n-1][1], res[n-1][2]);

    // g second
    //vector<vector<long long>> res(n, vector<long long>(3, 0)); 
    res[0][0] = -1000000000;
    res[0][1] = 0;
    res[0][2] = -1000000000;
    REP(i, 1, n){
        res[i][0] = max(res[i-1][1], res[i-1][2]) - num[i];
        res[i][1] = max(res[i-1][0], res[i-1][2]);
        res[i][2] = max(res[i-1][1], res[i-1][0]) + num[i];
    }
    long long second = max(res[n-1][0], res[n-1][2]);
    second = max(second, first);


    // b last 
    //vector<vector<long long>> res(n, vector<long long>(3, 0)); 
    res[0][0] = -1000000000;
    res[0][1] = -1000000000;
    res[0][2] = num[2];
    REP(i, 1, n){
        res[i][0] = max(res[i-1][1], res[i-1][2]) - num[i];
        res[i][1] = max(res[i-1][0], res[i-1][2]);
        res[i][2] = max(res[i-1][1], res[i-1][0]) + num[i];
    }
    long long third = max(res[n-1][1], res[n-1][0]);


    cout << max(third, second) << endl;

    
    return 0;
}


Test details

Test 1

Verdict: ACCEPTED

input
3
41702 99720 72033 

correct output
58018

user output
58018

Test 2

Verdict: ACCEPTED

input
4
41702 99720 72033 93257 

correct output
192977

user output
192977

Test 3

Verdict: ACCEPTED

input
5
41702 99720 72033 93257 11 

correct output
192966

user output
192966

Test 4

Verdict: ACCEPTED

input
6
41702 99720 72033 93257 11 128...

correct output
205789

user output
205789

Test 5

Verdict: ACCEPTED

input
7
41702 99720 72033 93257 11 128...

correct output
223199

user output
223199

Test 6

Verdict: ACCEPTED

input
10
41702 99720 72033 93257 11 128...

correct output
329303

user output
329303

Test 7

Verdict:

input
3
43600 18508 2592 

correct output
41008

user output
15916

Test 8

Verdict: ACCEPTED

input
4
43600 18508 2592 93155 

correct output
111663

user output
111663

Test 9

Verdict:

input
5
43600 18508 2592 93155 54967 

correct output
134163

user output
93155

Test 10

Verdict: ACCEPTED

input
6
43600 18508 2592 93155 54967 9...

correct output
206437

user output
206437

Test 11

Verdict:

input
7
43600 18508 2592 93155 54967 9...

correct output
228937

user output
187929

Test 12

Verdict: ACCEPTED

input
10
43600 18508 2592 93155 54967 9...

correct output
286966

user output
286966

Test 13

Verdict: ACCEPTED

input
3
55080 7072 70815 

correct output
63743

user output
63743

Test 14

Verdict:

input
4
55080 7072 70815 83996 

correct output
125895

user output
141630

Test 15

Verdict:

input
5
55080 7072 70815 83996 29090 

correct output
132004

user output
147739

Test 16

Verdict:

input
6
55080 7072 70815 83996 29090 1...

correct output
154985

user output
170720

Test 17

Verdict:

input
7
55080 7072 70815 83996 29090 1...

correct output
144137

user output
159872

Test 18

Verdict:

input
10
96704 90063 54724 17269 97269 ...

correct output
389952

user output
347972

Test 19

Verdict:

input
3
96704 90063 54724 

correct output
41980

user output
35339

Test 20

Verdict:

input
4
96704 90063 54724 17269 

correct output
151428

user output
109448

Test 21

Verdict: ACCEPTED

input
5
96704 90063 54724 17269 97269 

correct output
170063

user output
170063

Test 22

Verdict:

input
6
96704 90063 54724 17269 97269 ...

correct output
248697

user output
206717

Test 23

Verdict: ACCEPTED

input
7
96704 90063 54724 17269 97269 ...

correct output
241545

user output
241545

Test 24

Verdict:

input
10
96704 90063 54724 17269 97269 ...

correct output
389952

user output
347972

Test 25

Verdict: ACCEPTED

input
50
41702 99720 72033 93257 11 128...

correct output
1508857

user output
1508857

Test 26

Verdict: ACCEPTED

input
50
43600 18508 2592 93155 54967 9...

correct output
1261022

user output
1261022

Test 27

Verdict: ACCEPTED

input
50
55080 7072 70815 83996 29090 1...

correct output
1204485

user output
1204485

Test 28

Verdict:

input
50
96704 90063 54724 17269 97269 ...

correct output
1548881

user output
1506901

Test 29

Verdict: ACCEPTED

input
250
41702 99720 72033 93257 11 128...

correct output
7048856

user output
7048856

Test 30

Verdict: ACCEPTED

input
250
43600 18508 2592 93155 54967 9...

correct output
7355456

user output
7355456

Test 31

Verdict:

input
250
55080 7072 70815 83996 29090 1...

correct output
6879335

user output
6895070

Test 32

Verdict:

input
250
96704 90063 54724 17269 97269 ...

correct output
7241700

user output
7199720

Test 33

Verdict: ACCEPTED

input
900
41702 99720 72033 93257 11 128...

correct output
25585084

user output
25585084

Test 34

Verdict:

input
900
43600 18508 2592 93155 54967 9...

correct output
25559325

user output
25524622

Test 35

Verdict:

input
900
55080 7072 70815 83996 29090 1...

correct output
25395388

user output
25411123

Test 36

Verdict:

input
900
96704 90063 54724 17269 97269 ...

correct output
25722421

user output
25709458

Test 37

Verdict: ACCEPTED

input
10000
41702 99720 72033 93257 11 128...

correct output
286456959

user output
286456959

Test 38

Verdict: ACCEPTED

input
3
2 3 3 

correct output
1

user output
1

Test 39

Verdict: ACCEPTED

input
4
2 4 3 4 

correct output
8

user output
8

Test 40

Verdict: ACCEPTED

input
5
3 5 4 5 1 

correct output
9

user output
9

Test 41

Verdict: ACCEPTED

input
6
3 6 5 6 1 1 

correct output
13

user output
13

Test 42

Verdict: ACCEPTED

input
7
3 7 6 7 1 1 3 

correct output
16

user output
16

Test 43

Verdict: ACCEPTED

input
10
5 10 8 10 1 2 4 10 2 3 

correct output
35

user output
35

Test 44

Verdict:

input
3
2 1 1 

correct output
1

user output
0

Test 45

Verdict: ACCEPTED

input
4
2 1 1 4 

correct output
5

user output
5

Test 46

Verdict:

input
5
3 1 1 5 3 

correct output
7

user output
5

Test 47

Verdict: ACCEPTED

input
6
3 2 1 6 4 6 

correct output
14

user output
14

Test 48

Verdict:

input
7
4 2 1 7 4 7 4 

correct output
17

user output
14

Test 49

Verdict: ACCEPTED

input
10
5 2 1 10 6 10 5 5 5 4 

correct output
31

user output
31

Test 50

Verdict: ACCEPTED

input
3
2 3 3 

correct output
1

user output
1

Test 51

Verdict: ACCEPTED

input
4
2 4 3 4 

correct output
8

user output
8

Test 52

Verdict: ACCEPTED

input
5
3 5 4 5 1 

correct output
9

user output
9

Test 53

Verdict: ACCEPTED

input
6
3 6 5 6 1 1 

correct output
13

user output
13

Test 54

Verdict: ACCEPTED

input
7
3 7 6 7 1 1 3 

correct output
16

user output
16

Test 55

Verdict: ACCEPTED

input
10
5 10 8 10 1 2 4 10 2 3 

correct output
35

user output
35

Test 56

Verdict:

input
3
2 1 1 

correct output
1

user output
0

Test 57

Verdict: ACCEPTED

input
4
2 1 1 4 

correct output
5

user output
5

Test 58

Verdict:

input
5
3 1 1 5 3 

correct output
7

user output
5

Test 59

Verdict: ACCEPTED

input
6
3 2 1 6 4 6 

correct output
14

user output
14

Test 60

Verdict:

input
7
4 2 1 7 4 7 4 

correct output
17

user output
14

Test 61

Verdict: ACCEPTED

input
10
5 2 1 10 6 10 5 5 5 4 

correct output
31

user output
31

Test 62

Verdict: ACCEPTED

input
3
2 1 3 

correct output
2

user output
2

Test 63

Verdict: ACCEPTED

input
4
3 1 3 4 

correct output
6

user output
6

Test 64

Verdict:

input
5
3 1 4 5 2 

correct output
7

user output
8

Test 65

Verdict:

input
6
4 1 5 6 2 1 

correct output
11

user output
12

Test 66

Verdict:

input
7
4 1 5 6 3 1 4 

correct output
11

user output
12

Test 67

Verdict:

input
10
10 10 6 2 10 9 8 7 7 6 

correct output
41

user output
37

Test 68

Verdict: ACCEPTED

input
3
3 3 2 

correct output
1

user output
1

Test 69

Verdict:

input
4
4 4 3 1 

correct output
7

user output
6

Test 70

Verdict: ACCEPTED

input
5
5 5 3 1 5 

correct output
9

user output
9

Test 71

Verdict:

input
6
6 6 4 2 6 6 

correct output
16

user output
14

Test 72

Verdict: ACCEPTED

input
7
7 7 4 2 7 6 6 

correct output
18

user output
18

Test 73

Verdict:

input
10
10 10 6 2 10 9 8 7 7 6 

correct output
41

user output
37

Test 74

Verdict: ACCEPTED

input
50
21 50 37 47 1 7 16 50 8 12 5 2...

correct output
764

user output
764

Test 75

Verdict: ACCEPTED

input
50
22 10 2 47 28 48 22 25 22 17 1...

correct output
641

user output
641

Test 76

Verdict: ACCEPTED

input
50
28 4 36 42 15 7 26 29 45 22 45...

correct output
610

user output
610

Test 77

Verdict:

input
50
49 46 28 9 49 43 36 31 35 30 1...

correct output
783

user output
762

Test 78

Verdict: ACCEPTED

input
250
105 250 181 234 1 33 76 250 37...

correct output
17676

user output
17676

Test 79

Verdict: ACCEPTED

input
250
109 47 7 233 138 237 109 122 1...

correct output
18449

user output
18449

Test 80

Verdict:

input
250
138 18 178 210 73 31 128 143 2...

correct output
17250

user output
17290

Test 81

Verdict:

input
250
242 226 137 44 244 214 179 153...

correct output
18157

user output
18052

Test 82

Verdict: ACCEPTED

input
900
376 898 649 840 1 116 273 900 ...

correct output
230450

user output
230450

Test 83

Verdict:

input
900
393 167 24 839 495 853 392 437...

correct output
230221

user output
229909

Test 84

Verdict:

input
900
496 64 638 756 262 110 460 513...

correct output
228745

user output
228887

Test 85

Verdict:

input
900
871 811 493 156 876 771 644 54...

correct output
231686

user output
231569

Test 86

Verdict: ACCEPTED

input
10000
4171 9972 7204 9326 2 1282 302...

correct output
28647603

user output
28647603

Test 87

Verdict: ACCEPTED

input
100000
41703 99721 72034 93258 12 128...

correct output
2838931183

user output
2838931183

Test 88

Verdict: ACCEPTED

input
100000
43601 18509 2593 93156 54968 9...

correct output
2842573127

user output
2842573127

Test 89

Verdict:

input
100000
55081 7073 70816 83997 29091 1...

correct output
2839271262

user output
2839286997

Test 90

Verdict: ACCEPTED

input
4
100000 100000 100000 100000 

correct output
200000

user output
200000

Test 91

Verdict: ACCEPTED

input
5
100000 100000 100000 100000 10...

correct output
100000

user output
100000

Test 92

Verdict: ACCEPTED

input
6
100000 100000 100000 100000 10...

correct output
300000

user output
300000

Test 93

Verdict: ACCEPTED

input
7
100000 100000 100000 100000 10...

correct output
200000

user output
200000

Test 94

Verdict: ACCEPTED

input
10
100000 100000 100000 100000 10...

correct output
500000

user output
500000

Test 95

Verdict: ACCEPTED

input
50
100000 100000 100000 100000 10...

correct output
2500000

user output
2500000

Test 96

Verdict: ACCEPTED

input
250
100000 100000 100000 100000 10...

correct output
12500000

user output
12500000

Test 97

Verdict: ACCEPTED

input
900
100000 100000 100000 100000 10...

correct output
45000000

user output
45000000

Test 98

Verdict: ACCEPTED

input
10000
100000 100000 100000 100000 10...

correct output
500000000

user output
500000000

Test 99

Verdict: ACCEPTED

input
100000
100000 100000 100000 100000 10...

correct output
5000000000

user output
5000000000

Test 100

Verdict: ACCEPTED

input
3
100000 100000 100000 

correct output
0

user output
0