CSES - Aalto Competitive Programming 2024 - wk8 - Wed - Results
Submission details
Task:Frog and flies
Sender:aalto2024i_002
Submission time:2024-10-30 17:13:02 +0200
Language:C++ (C++17)
Status:READY
Result:
Test results
testverdicttime
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Code

#include <bits/stdc++.h>
using namespace std;

#define I_2D(row, col, width) ((row) * (width) + (col))
#define PRINT_ARR(arr, n)                                                      \
  do {                                                                         \
    for (int i = 0; i < n; i++) {                                              \
      cout << arr[i] << " ";                                                   \
    }                                                                          \
    cout << "\n";                                                              \
  } while (0)
#define PRINT_VEC_ARR(v, n)                                                    \
  do {                                                                         \
    for (int i = 0; i < n; i++) {                                              \
      cout << i << ": ";                                                       \
      for (auto item : v[i]) {                                                 \
        cout << item << " ";                                                   \
      }                                                                        \
      cout << endl;                                                            \
    }                                                                          \
  } while (0)

typedef long long ll;
typedef pair<int, ll> pp;
#define N (int)1e6

ll flies[N];
ll dp[N];
pp r[N];

ll dfs(ll i, int n) {
  if (!dp[i]) {
    ll count = 0;
    for (int s = r[i].first; s <= r[i].second; s++) {
      if (s == i)
        continue;
      count = max(count, dfs(s, n));
    }
    dp[i] = count + flies[i];
  }
  return dp[i]; 
}

int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  int n;
  cin >> n;

  int b, c;
  for (int i = 0; i < n; i++) {
    cin >> flies[i];
    cin >> b >> c;
    r[i] = {--b, --c};
  }

  ll mm = 0;
  for (int i = 0; i < n; i++) {
    mm = max(mm, dfs(i, n));
  }


  cout << mm << endl;
  return 0;
}

Test details

Test 1

Verdict: ACCEPTED

input
1
9 1 1

correct output
9

user output
9

Test 2

Verdict: ACCEPTED

input
2
9 2 2
3 2 2

correct output
12

user output
12

Test 3

Verdict: ACCEPTED

input
2
20 2 2
16 2 2

correct output
36

user output
36

Test 4

Verdict: ACCEPTED

input
2
9 2 2
19 2 2

correct output
28

user output
28

Test 5

Verdict: ACCEPTED

input
3
17 3 3
19 2 3
16 3 3

correct output
35

user output
35

Test 6

Verdict: ACCEPTED

input
3
4 2 3
15 2 3
14 3 3

correct output
33

user output
33

Test 7

Verdict: ACCEPTED

input
3
20 2 3
15 3 3
15 3 3

correct output
50

user output
50

Test 8

Verdict: ACCEPTED

input
4
10 2 2
17 2 4
10 3 4
20 4 4

correct output
57

user output
57

Test 9

Verdict: ACCEPTED

input
4
9 1 4
15 3 4
1 3 3
5 4 4

correct output
29

user output
29

Test 10

Verdict: ACCEPTED

input
4
17 4 4
16 2 4
3 3 4
9 4 4

correct output
28

user output
28

Test 11

Verdict: ACCEPTED

input
4
9 1 1
11 2 4
13 3 3
19 4 4

correct output
30

user output
30

Test 12

Verdict: ACCEPTED

input
4
13 1 3
15 2 3
2 3 4
15 4 4

correct output
45

user output
45

Test 13

Verdict: ACCEPTED

input
5
17 3 5
11 4 5
13 5 5
9 5 5
...

correct output
32

user output
32

Test 14

Verdict: ACCEPTED

input
5
19 4 5
7 2 2
5 3 5
4 4 4
...

correct output
33

user output
33

Test 15

Verdict: ACCEPTED

input
5
19 1 1
9 4 5
7 4 4
5 4 4
...

correct output
19

user output
19

Test 16

Verdict: ACCEPTED

input
5
17 1 5
11 3 5
9 4 5
3 5 5
...

correct output
45

user output
45

Test 17

Verdict: ACCEPTED

input
5
19 1 5
11 2 5
4 3 5
20 4 5
...

correct output
72

user output
72

Test 18

Verdict: ACCEPTED

input
5
17 1 5
19 2 3
2 4 5
16 4 5
...

correct output
64

user output
64

Test 19

Verdict: ACCEPTED

input
5
5 5 5
1 5 5
20 4 5
11 5 5
...

correct output
42

user output
42

Test 20

Verdict: ACCEPTED

input
5
7 2 4
15 3 5
7 4 5
11 4 5
...

correct output
49

user output
49

Test 21

Verdict: ACCEPTED

input
5
5 1 5
11 5 5
9 5 5
9 4 5
...

correct output
25

user output
25

Test 22

Verdict: ACCEPTED

input
5
10 2 3
3 2 3
1 3 3
9 4 5
...

correct output
14

user output
14

Test 23

Verdict: ACCEPTED

input
10
17 6 10
11 7 10
13 9 10
9 8 10
...

correct output
65

user output
65

Test 24

Verdict: ACCEPTED

input
10
19 8 10
7 2 3
5 4 10
4 4 6
...

correct output
61

user output
61

Test 25

Verdict: ACCEPTED

input
10
19 1 2
9 6 10
7 6 6
5 5 6
...

correct output
79

user output
79

Test 26

Verdict: ACCEPTED

input
10
17 1 10
11 4 10
9 7 10
3 10 10
...

correct output
75

user output
75

Test 27

Verdict: ACCEPTED

input
10
19 1 10
11 2 10
4 3 10
20 4 10
...

correct output
131

user output
131

Test 28

Verdict: ACCEPTED

input
10
17 1 9
19 3 5
2 6 10
16 6 8
...

correct output
85

user output
85

Test 29

Verdict: ACCEPTED

input
10
5 10 10
1 9 10
20 5 10
11 8 10
...

correct output
69

user output
69

Test 30

Verdict: ACCEPTED

input
10
7 3 8
15 5 10
7 6 10
11 5 7
...

correct output
60

user output
60

Test 31

Verdict: ACCEPTED

input
10
5 1 10
11 9 10
9 9 10
9 4 10
...

correct output
66

user output
66

Test 32

Verdict: ACCEPTED

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

correct output
88

user output
88

Test 33

Verdict: ACCEPTED

input
100
906523441 60 92
585063857 61 96
669546421 86 98
469855690 66 85
...

correct output
10771464872

user output
10771464872

Test 34

Verdict: ACCEPTED

input
100
122816 73 100
157577940 14 31
425825313 12 26
371043004 22 41
...

correct output
14222241248

user output
14222241248

Test 35

Verdict: ACCEPTED

input
100
590195590 3 19
520495379 45 95
354694313 34 44
750398099 18 23
...

correct output
12737127344

user output
12737127344

Test 36

Verdict: ACCEPTED

input
100
901888417 8 76
548496961 30 47
469291685 58 97
134846207 90 100
...

correct output
8869447580

user output
8869447580

Test 37

Verdict: ACCEPTED

input
100
967034924 1 100
587586158 2 100
185430194 3 100
918715995 4 100
...

correct output
48013661869

user output
48013661869

Test 38

Verdict: ACCEPTED

input
100
892631472 6 88
986350949 22 38
96444602 50 98
822387303 42 63
...

correct output
15455597701

user output
15455597701

Test 39

Verdict: ACCEPTED

input
100
224848374 95 100
44771412 83 93
638932295 39 54
653343572 13 64
...

correct output
10260736901

user output
10260736901

Test 40

Verdict: ACCEPTED

input
100
342493822 23 78
776814822 45 98
330726191 47 98
538074003 29 56
...

correct output
11666821579

user output
11666821579

Test 41

Verdict: ACCEPTED

input
100
257096283 2 98
570001955 88 99
453495728 83 94
462212374 5 67
...

correct output
10202755399

user output
10202755399

Test 42

Verdict: ACCEPTED

input
100
535937150 37 51
143698367 2 51
14304401 16 33
449369743 25 89
...

correct output
17948258094

user output
17948258094

Test 43

Verdict: ACCEPTED

input
200
906523441 119 180
585063857 121 191
669546421 170 188
469855690 131 164
...

correct output
14287251667

user output
14287251667

Test 44

Verdict: ACCEPTED

input
200
122816 145 200
157577940 27 62
425825313 21 49
371043004 40 80
...

correct output
23839250714

user output
23839250714

Test 45

Verdict: ACCEPTED

input
200
590195590 6 38
520495379 88 190
354694313 66 86
750398099 34 44
...

correct output
22543028553

user output
22543028553

Test 46

Verdict: ACCEPTED

input
200
901888417 15 149
548496961 59 85
469291685 115 192
134846207 180 190
...

correct output
13373790403

user output
13373790403

Test 47

Verdict: ACCEPTED

input
200
967034924 1 200
587586158 2 200
185430194 3 200
918715995 4 200
...

correct output
99932744816

user output
99932744816

Test 48

Verdict: ACCEPTED

input
200
892631472 12 175
986350949 43 74
96444602 99 196
822387303 82 124
...

correct output
19585794045

user output
19585794045

Test 49

Verdict: ACCEPTED

input
200
224848374 190 200
44771412 165 176
638932295 76 98
653343572 23 122
...

correct output
12979170792

user output
12979170792

Test 50

Verdict: ACCEPTED

input
200
342493822 46 156
776814822 89 196
330726191 93 196
538074003 55 110
...

correct output
15243236118

user output
15243236118

Test 51

Verdict: ACCEPTED

input
200
257096283 3 195
570001955 174 190
453495728 164 180
462212374 6 129
...

correct output
14283982608

user output
14283982608

Test 52

Verdict: ACCEPTED

input
200
535937150 73 101
143698367 3 100
14304401 31 65
449369743 47 176
...

correct output
18543618567

user output
18543618567

Test 53

Verdict: ACCEPTED

input
1000
906523441 593 887
585063857 604 946
669546421 848 918
469855690 647 789
...

correct output
32453898968

user output
32453898968

Test 54

Verdict: ACCEPTED

input
1000
122816 721 998
157577940 129 304
425825313 95 238
371043004 189 390
...

correct output
45899314427

user output
45899314427

Test 55

Verdict: ACCEPTED

input
1000
590195590 26 186
520495379 436 948
354694313 322 422
750398099 157 208
...

correct output
49394640341

user output
49394640341

Test 56

Verdict: ACCEPTED

input
1000
901888417 71 732
548496961 292 386
469291685 571 956
134846207 897 908
...

correct output
29453089763

user output
29453089763

Test 57

Verdict: ACCEPTED

input
1000
967034924 1 1000
587586158 2 1000
185430194 3 1000
918715995 4 1000
...

correct output
506241655029

user output
506241655029

Test 58

Verdict: ACCEPTED

input
1000
892631472 56 871
986350949 208 365
96444602 490 980
822387303 399 613
...

correct output
44324051778

user output
44324051778

Test 59

Verdict: ACCEPTED

input
1000
224848374 948 972
44771412 822 842
638932295 372 448
653343572 103 583
...

correct output
30967398959

user output
30967398959

Test 60

Verdict: ACCEPTED

input
1000
342493822 228 780
776814822 439 979
330726191 457 979
538074003 267 540
...

correct output
43469922656

user output
43469922656

Test 61

Verdict: ACCEPTED

input
1000
257096283 12 970
570001955 870 925
453495728 817 867
462212374 15 622
...

correct output
34202519364

user output
34202519364

Test 62

Verdict: ACCEPTED

input
1000
535937150 365 502
143698367 9 497
14304401 144 318
449369743 221 878
...

correct output
46138944399

user output
46138944399

Test 63

Verdict:

input
100000
906523441 59286 88407
585063857 60277 94359
669546421 84727 91203
469855690 64592 78208
...

correct output
313668791775

user output
(empty)

Test 64

Verdict:

input
100000
122816 72034 99721
157577940 12814 30235
425825313 9236 23611
371043004 18629 38794
...

correct output
442748272142

user output
(empty)

Test 65

Verdict:

input
100000
590195590 2593 18509
520495379 43533 94774
354694313 32056 42039
750398099 15446 20468
...

correct output
441063322118

user output
(empty)

Test 66

Verdict:

input
100000
901888417 7073 72882
548496961 29092 37704
469291685 56933 95391
134846207 89632 89836
...

correct output
308915267694

user output
(empty)

Test 67

Verdict:

input
100000
967034924 1 100000
587586158 2 100000
185430194 3 100000
918715995 4 100000
...

correct output
49936734769054

user output
(empty)