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#203157#2481. Pickpocketssalvator_noster#TL 324ms23416kbC++201.9kb2023-10-06 15:52:072023-10-06 15:52:08

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你现在查看的是最新测评结果

  • [2023-10-06 15:52:08]
  • 评测
  • 测评结果：TL
  • 用时：324ms
  • 内存：23416kb
查看
  • [2023-10-06 15:52:07]
  • 提交

answer

#include <bits/stdc++.h>

using namespace std;
typedef map <int, int> mi;

const int MAX_N = 100000 + 5;
const int INF32 = 0x3f3f3f3f;

int N, M, c[MAX_N], l[MAX_N], cost[MAX_N];
mi a;
map <pair <mi, int>, int> f;

void add(mi &a, int pos) {
    if (a.count(pos)) {
        if (!++ a[pos]) a.erase(pos);
    }else a[pos] = 1;
}

void sub(mi &a, int pos) {
    if (a.count(pos)) {
        if (!-- a[pos]) {
            a.erase(pos);
        }
    }else {
        a[pos] = -1;
    }
}

void debug(mi &x) {
    for (auto [pos, cnt] : x) fprintf(stderr, "pos = %d, cnt = %d\n", pos, cnt);
}

int dfs(mi cura, int status) {
    // debug(cura);
    // fprintf(stderr, "status = %d\n", status);
    if (cura.empty()) return 0;
    pair <mi, int> tmp = make_pair(cura, status);
    if (f.count(tmp)) return f[tmp];
    f[tmp] = -INF32;
    int sum = 0, tot = M - __builtin_popcount(status);
    for (auto [pos, cnt] : cura) {
        if (cnt > 0) {
            sum += cnt;
            if (sum > tot) break;
        }
    }
    if (sum > tot) return -INF32;
    auto x = *cura.begin();
    if (x.second < 0) return -INF32;
    else {
        cura.erase(cura.begin());
        if (-- x.second) cura.insert(x);
    }
    int res = -INF32;
    for (int i = 0; i < M; i ++)
        if (x.first + l[i] <= N + 1 && !(status >> i & 1)) {
            add(cura, x.first + l[i]);
            res = max(res, cost[i] + dfs(cura, status | 1 << i));
            sub(cura, x.first + l[i]);
        }
    if (res < 0) res = -INF32;
    else f[tmp] = res;
    return res;
}

int main() {
    scanf("%d%d", &N, &M);
    for (int i = 1; i <= N; i ++) {
        scanf("%d", c + i);
        if (c[i] != c[i - 1]) a[i] = c[i] - c[i - 1];
    }
    if (c[N]) a[N + 1] = -c[N];
    for (int i = 0; i < M; i ++) {
        scanf("%d%d", l + i, cost + i);
    }
    printf("%d\n", max(dfs(a, 0), 0));
    return 0;
}
源文件, 语言: C++20

詳細信息

Test #1:

score: 100
Accepted
time: 0ms
memory: 3760kb

input:

2 2
1 2
1 5
2 5

output:

10

result:

ok single line: '10'

Test #2:

score: 0
Accepted
time: 0ms
memory: 4132kb

input:

2 2
1 2
2 5
1 5

output:

10

result:

ok single line: '10'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

3 4
2 1 2
3 2
1 1
1 2
1 3

output:

7

result:

ok single line: '7'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

1 5
2
1 2
1 5
1 3
1 5
1 3

output:

10

result:

ok single line: '10'

Test #5:

score: 0
Accepted
time: 0ms
memory: 4136kb

input:

1 5
1
1 2
1 1
1 2
1 5
1 2

output:

5

result:

ok single line: '5'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3896kb

input:

1 7
0
1 5
1 5
1 5
1 2
1 5
1 3
1 6

output:

0

result:

ok single line: '0'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

3 6
2 1 1
2 1
3 5
2 3
3 3
2 4
3 3

output:

0

result:

ok single line: '0'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3784kb

input:

2 5
1 1
1 5
2 4
1 4
2 2
1 1

output:

9

result:

ok single line: '9'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

1 2
1
1 5
1 4

output:

5

result:

ok single line: '5'

Test #10:

score: 0
Accepted
time: 0ms
memory: 4104kb

input:

2 4
0 1
1 6
2 2
2 5
2 5

output:

6

result:

ok single line: '6'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

3 5
0 0 0
3 2
3 1
3 1
1 3
1 5

output:

0

result:

ok single line: '0'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

3 6
0 1 0
3 3
1 3
1 2
1 2
1 3
3 2

output:

3

result:

ok single line: '3'

Test #13:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

2 7
2 0
2 2
1 6
2 4
1 6
1 6
1 2
2 6

output:

12

result:

ok single line: '12'

Test #14:

score: 0
Accepted
time: 0ms
memory: 4128kb

input:

2 6
0 3
2 3
2 16
1 12
2 10
1 16
1 8

output:

36

result:

ok single line: '36'

Test #15:

score: 0
Accepted
time: 3ms
memory: 4096kb

input:

3 13
4 0 3
1 19
3 12
1 13
2 19
1 18
3 4
3 10
1 13
1 19
2 10
3 15
1 20
3 5

output:

0

result:

ok single line: '0'

Test #16:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

4 2
3 2 4 0
4 10
3 14

output:

0

result:

ok single line: '0'

Test #17:

score: 0
Accepted
time: 0ms
memory: 4112kb

input:

4 6
3 1 3 1
4 9
4 18
1 15
3 15
2 6
1 19

output:

0

result:

ok single line: '0'

Test #18:

score: 0
Accepted
time: 1ms
memory: 4252kb

input:

3 14
3 0 1
3 16
3 7
3 9
3 11
3 15
3 15
2 16
1 1
2 18
3 16
3 13
3 11
1 4
3 4

output:

0

result:

ok single line: '0'

Test #19:

score: 0
Accepted
time: 0ms
memory: 3856kb

input:

2 9
3 1
1 18
1 15
1 15
1 4
2 17
1 4
2 1
1 15
2 16

output:

63

result:

ok single line: '63'

Test #20:

score: 0
Accepted
time: 0ms
memory: 3808kb

input:

1 9
2
1 5
1 11
1 20
1 10
1 10
1 11
1 9
1 8
1 19

output:

39

result:

ok single line: '39'

Test #21:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

4 7
1 0 0 2
4 15
4 18
2 8
2 2
2 6
3 11
3 11

output:

0

result:

ok single line: '0'

Test #22:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

2 2
2 3
2 6
1 1

output:

0

result:

ok single line: '0'

Test #23:

score: 0
Accepted
time: 1ms
memory: 3960kb

input:

1 15
4
1 2
1 12
1 7
1 5
1 13
1 10
1 7
1 5
1 1
1 18
1 9
1 5
1 17
1 9
1 6

output:

60

result:

ok single line: '60'

Test #24:

score: 0
Accepted
time: 24ms
memory: 6664kb

input:

4 14
4 4 0 4
4 20
2 13
2 4
1 20
3 4
4 6
3 9
2 8
1 19
3 14
2 18
2 18
1 15
1 19

output:

130

result:

ok single line: '130'

Test #25:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

2 5
0 0
1 16
2 20
1 16
2 3
2 11

output:

0

result:

ok single line: '0'

Test #26:

score: 0
Accepted
time: 1ms
memory: 3876kb

input:

2 8
4 0
2 7
1 20
2 10
2 17
1 17
1 17
1 15
2 20

output:

69

result:

ok single line: '69'

Test #27:

score: 0
Accepted
time: 3ms
memory: 4056kb

input:

4 12
4 1 2 1
1 17
3 18
4 19
1 7
4 19
3 19
1 6
1 18
2 3
3 17
1 9
3 4

output:

76

result:

ok single line: '76'

Test #28:

score: 0
Accepted
time: 0ms
memory: 3828kb

input:

1 14
2
1 13
1 15
1 17
1 9
1 1
1 15
1 9
1 18
1 13
1 4
1 20
1 11
1 18
1 18

output:

38

result:

ok single line: '38'

Test #29:

score: 0
Accepted
time: 1ms
memory: 3896kb

input:

4 8
4 0 4 3
4 16
4 13
1 6
1 12
4 10
3 19
4 16
3 6

output:

0

result:

ok single line: '0'

Test #30:

score: 0
Accepted
time: 0ms
memory: 3832kb

input:

2 6
0 3
2 8
2 2
2 13
2 15
1 19
1 9

output:

0

result:

ok single line: '0'

Test #31:

score: 0
Accepted
time: 1ms
memory: 4252kb

input:

5 13
3 1 4 1 0
2 5
3 1
5 12
5 9
4 13
5 1
2 6
3 6
2 8
2 15
4 5
1 8
3 12

output:

0

result:

ok single line: '0'

Test #32:

score: 0
Accepted
time: 1ms
memory: 3876kb

input:

4 9
3 2 4 3
4 14
4 10
4 11
1 14
4 8
3 17
4 12
3 9
3 9

output:

0

result:

ok single line: '0'

Test #33:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

2 15
1 0
2 4
2 17
2 4
2 4
1 7
2 10
1 9
1 8
2 20
1 1
2 9
1 6
1 17
2 15
2 4

output:

17

result:

ok single line: '17'

Test #34:

score: 0
Accepted
time: 26ms
memory: 22920kb

input:

100000 16
14443 55420 45271 59540 17506 45279 49513 7118 52062 23449 62240 81654 47001 82704 81577 90132 54258 108 41873 82899 73494 8454 43677 34844 92634 48581 7109 1530 89551 44235 82584 49481 69802 20448 78330 70257 67421 71672 45574 96521 64524 43129 33599 37095 57123 69486 6307 74558 9699 1494...

output:

0

result:

ok single line: '0'

Test #35:

score: 0
Accepted
time: 24ms
memory: 22968kb

input:

100000 16
34132 25992 9700 90156 37155 60117 91934 19647 21415 98451 85854 51164 39403 80732 68947 34179 10383 43258 89748 79195 49897 93439 99072 84649 3567 21423 59855 21175 31153 43214 81799 35873 50482 75563 11972 64395 85329 14962 60476 19670 77437 86503 26544 26505 97938 98378 18263 91959 1093...

output:

0

result:

ok single line: '0'

Test #36:

score: 0
Accepted
time: 31ms
memory: 23008kb

input:

100000 16
49337 49202 98923 88065 90751 42204 62277 46326 94035 61743 11491 18245 67892 65458 14981 83057 23342 60570 53140 91901 61983 77500 5364 30637 59391 20822 7992 68913 25963 56681 75276 54999 95145 6833 64626 37669 49186 62351 47235 26430 2217 29040 8409 79387 68362 31357 19385 15922 24388 2...

output:

0

result:

ok single line: '0'

Test #37:

score: 0
Accepted
time: 32ms
memory: 22980kb

input:

100000 16
100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 100000 0 10...

output:

0

result:

ok single line: '0'

Test #38:

score: 0
Accepted
time: 324ms
memory: 17188kb

input:

1 16
16
1 813962
1 261224
1 292357
1 26638
1 342500
1 220901
1 329926
1 283296
1 444155
1 512333
1 670909
1 546612
1 398289
1 243805
1 299229
1 241034

output:

5927170

result:

ok single line: '5927170'

Test #39:

score: 0
Accepted
time: 324ms
memory: 17100kb

input:

1 16
16
1 559357
1 192158
1 650434
1 120360
1 505929
1 98087
1 596733
1 565702
1 460486
1 797314
1 77027
1 569947
1 799522
1 791499
1 794206
1 658821

output:

8237582

result:

ok single line: '8237582'

Test #40:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

12 16
1 1 1 1 1 1 1 1 1 1 1 1
12 3
10 2
3 9
9 2
3 9
3 10
7 1
8 2
2 4
9 5
12 11
7 3
12 4
5 6
6 7
12 6

output:

26

result:

ok single line: '26'

Test #41:

score: 0
Accepted
time: 1ms
memory: 3952kb

input:

12 16
1 1 1 1 1 1 1 1 1 1 1 1
10 9
7 8
4 3
7 7
3 6
9 2
1 7
1 10
12 10
2 4
3 10
2 3
4 9
8 6
8 11
9 7

output:

42

result:

ok single line: '42'

Test #42:

score: 0
Accepted
time: 0ms
memory: 4152kb

input:

10 16
1 1 1 1 1 1 1 1 1 1
3 8
3 9
8 11
3 7
2 10
6 3
10 3
9 4
8 11
8 6
10 7
8 2
5 10
1 3
7 2
10 10

output:

29

result:

ok single line: '29'

Test #43:

score: 0
Accepted
time: 1ms
memory: 3872kb

input:

18 16
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
9 9
1 4
4 3
6 6
16 3
13 6
2 3
7 5
8 4
12 4
12 6
11 3
11 3
16 1
5 4
10 2

output:

22

result:

ok single line: '22'

Test #44:

score: 0
Accepted
time: 1ms
memory: 4180kb

input:

20 16
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
11 1
3 1
4 3
14 5
7 6
10 4
11 1
17 2
8 8
3 9
8 9
5 6
10 11
17 8
8 6
3 7

output:

30

result:

ok single line: '30'

Test #45:

score: 0
Accepted
time: 0ms
memory: 3872kb

input:

7 16
1 1 1 1 1 1 1
4 9
6 11
4 6
3 11
5 1
5 3
7 9
6 8
2 10
5 5
7 1
5 4
2 10
5 9
5 7
5 11

output:

31

result:

ok single line: '31'

Test #46:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

10 16
1 1 1 1 1 1 1 1 1 1
6 5
1 11
3 1
3 10
10 9
10 11
5 9
8 7
8 2
4 1
4 11
10 9
9 5
8 11
6 1
8 1

output:

31

result:

ok single line: '31'

Test #47:

score: 0
Accepted
time: 1ms
memory: 3848kb

input:

20 16
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
1 2
9 7
20 8
1 3
10 7
18 9
10 9
16 7
20 9
12 11
3 8
4 6
3 2
2 9
13 5
17 2

output:

35

result:

ok single line: '35'

Test #48:

score: 0
Accepted
time: 0ms
memory: 4100kb

input:

2 16
1 1
1 11
2 7
1 8
1 8
2 4
1 3
2 8
2 7
1 4
1 2
2 11
1 2
2 11
1 11
1 5
1 11

output:

22

result:

ok single line: '22'

Test #49:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

4 16
1 1 1 1
1 6
3 4
4 8
2 3
2 11
4 3
4 9
1 6
3 5
3 10
2 1
1 4
3 4
1 1
3 2
3 5

output:

23

result:

ok single line: '23'

Test #50:

score: 0
Accepted
time: 0ms
memory: 3868kb

input:

6 16
1 1 1 1 1 1
2 10
5 6
2 7
5 10
3 1
5 7
1 2
5 4
3 9
1 9
1 1
5 1
4 7
3 5
5 9
1 8

output:

34

result:

ok single line: '34'

Test #51:

score: 0
Accepted
time: 12ms
memory: 4932kb

input:

20 16
2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
11 10
17 11
3 11
2 4
6 4
13 9
11 3
4 11
16 8
4 4
20 1
8 9
2 6
12 11
19 6
19 5

output:

59

result:

ok single line: '59'

Test #52:

score: 0
Accepted
time: 48ms
memory: 8708kb

input:

18 16
3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
9 11
13 7
4 1
8 1
10 9
13 9
14 2
7 8
14 6
17 5
9 6
17 2
12 6
8 7
3 8
3 2

output:

50

result:

ok single line: '50'

Test #53:

score: 0
Accepted
time: 286ms
memory: 23416kb

input:

10 16
4 4 4 4 4 4 4 4 4 4
10 11
10 2
1 5
1 5
9 11
9 4
9 7
5 9
1 8
3 11
6 6
5 5
2 3
6 1
8 2
7 11

output:

74

result:

ok single line: '74'

Test #54:

score: -100
Time Limit Exceeded

input:

15 16
5 5 5 5 5 5 5 5 5 5 5 5 5 5 5
9 2
2 6
11 8
1 4
13 11
1 3
14 4
13 3
7 8
6 6
6 6
13 11
5 1
6 5
4 4
8 9

output:

result:
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