oj.uz

Submission #863745

# Submission time Handle Problem Language Result Execution time Memory
863745 2023-10-20T19:48:46 Z TAhmed33 A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 1 ms 608 KB 
#include <bits/stdc++.h>
#include <books.h>
#pragma GCC optimize ("trapv")
using namespace std;
typedef long long ll;
bool check (ll sum, ll a) {
    return sum >= a && sum <= 2 * a;
}
void solve (int n, int k, ll a, int s) {
    map <int, ll> dd;
    int l = k, r = n;
    for (int i = 1; i < k; i++) dd[i] = skim(i);
    int ans = -1;
    while (l <= r) {
        int mid = (l + r) >> 1;
        if (!dd.count(mid)) dd[mid] = skim(mid);
        if (dd[mid] > a) {
            r = mid - 1; ans = mid;
        } else {
            l = mid + 1;
        }
    }
    ll sum = 0;
    for (int i = 1; i < k; i++) sum += dd[i];
    if (ans != -1) {
        sum += dd[ans];
        if (check(sum, a)) {
            vector <int> t;
            for (int i = 1; i < k; i++) t.push_back(i);
            t.push_back(ans);
            answer(t);
        }
    }
    if (ans == -1) ans = n + 1;
    if (!dd.count(k)) dd[k] = skim(k);
    vector <pair <int, ll>> u;
    for (int i = 1; i <= k; i++) {
        if (!dd.count(i)) dd[i] = skim(i);
        u.push_back({i, dd[i]});
    }
    for (int i = max(1, ans - k); i < ans; i++) {
        if (!dd.count(i)) dd[i] = skim(i);
        u.push_back({i, dd[i]});
    }
    sum = 0;
    for (int i = 0; i < k; i++) sum += u[i].second;
    if (check(sum, a)) {
        vector <int> t;
        for (int i = 0; i < k; i++) t.push_back(u[i].first);
        sort(t.begin(), t.end());
        answer(t);
    }
    for (int i = k; i < (int)u.size(); i++) {
        sum -= u[i - k].second;
        sum += u[i].second;
        if (check(sum, a)) {
            vector <int> t;
            for (int j = i - k + 1; j <= i; j++) {
                t.push_back(u[j].first);
            }
            sort(t.begin(), t.end());
            answer(t);
        }
    }
    impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 0 ms 600 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 0 ms 344 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 0 ms 600 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 544 KB Output is correct
16 Correct 1 ms 512 KB Output is correct
17 Correct 1 ms 436 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 544 KB Output is correct
16 Correct 1 ms 512 KB Output is correct
17 Correct 1 ms 436 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 416 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 0 ms 436 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 0 ms 600 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 1 ms 600 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 600 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 544 KB Output is correct
16 Correct 1 ms 512 KB Output is correct
17 Correct 1 ms 436 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 0 ms 432 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 0 ms 600 KB Output is correct
45 Correct 0 ms 600 KB Output is correct
46 Correct 0 ms 440 KB Output is correct
47 Correct 1 ms 600 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 596 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 0 ms 340 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 0 ms 544 KB Output is correct
16 Correct 1 ms 512 KB Output is correct
17 Correct 1 ms 436 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 0 ms 416 KB Output is correct
27 Correct 0 ms 344 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 0 ms 436 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 344 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 0 ms 600 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 1 ms 600 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 1 ms 600 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 0 ms 344 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 1 ms 344 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 0 ms 344 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 0 ms 344 KB Output is correct
60 Correct 0 ms 344 KB Output is correct
61 Correct 0 ms 344 KB Output is correct
62 Correct 0 ms 344 KB Output is correct
63 Correct 0 ms 432 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 344 KB Output is correct
66 Correct 0 ms 344 KB Output is correct
67 Correct 1 ms 344 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 0 ms 600 KB Output is correct
70 Correct 0 ms 600 KB Output is correct
71 Correct 0 ms 440 KB Output is correct
72 Correct 1 ms 600 KB Output is correct
73 Correct 0 ms 344 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 0 ms 596 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 0 ms 344 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 0 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 0 ms 344 KB Output is correct
83 Correct 1 ms 344 KB Output is correct
84 Correct 0 ms 428 KB Output is correct
85 Correct 0 ms 600 KB Output is correct
86 Correct 1 ms 600 KB Output is correct
87 Correct 0 ms 344 KB Output is correct
88 Correct 0 ms 600 KB Output is correct
89 Correct 1 ms 344 KB Output is correct
90 Correct 0 ms 424 KB Output is correct
91 Correct 1 ms 600 KB Output is correct
92 Correct 0 ms 600 KB Output is correct
93 Correct 1 ms 344 KB Output is correct
94 Correct 1 ms 344 KB Output is correct
95 Correct 0 ms 344 KB Output is correct
96 Correct 0 ms 600 KB Output is correct
97 Correct 0 ms 428 KB Output is correct
98 Correct 0 ms 344 KB Output is correct
99 Correct 0 ms 608 KB Output is correct
100 Correct 0 ms 600 KB Output is correct
101 Correct 0 ms 600 KB Output is correct
102 Correct 1 ms 500 KB Output is correct
103 Correct 1 ms 600 KB Output is correct
104 Correct 0 ms 600 KB Output is correct
105 Correct 0 ms 600 KB Output is correct
106 Correct 0 ms 340 KB Output is correct
107 Correct 0 ms 600 KB Output is correct
108 Correct 0 ms 344 KB Output is correct
109 Correct 1 ms 344 KB Output is correct
110 Correct 0 ms 600 KB Output is correct
111 Correct 0 ms 600 KB Output is correct
112 Correct 0 ms 428 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Correct 0 ms 428 KB Output is correct
115 Correct 0 ms 344 KB Output is correct
116 Correct 0 ms 600 KB Output is correct
117 Correct 1 ms 344 KB Output is correct
118 Correct 0 ms 600 KB Output is correct
119 Correct 0 ms 344 KB Output is correct
120 Correct 1 ms 600 KB Output is correct
121 Correct 1 ms 344 KB Output is correct
122 Correct 1 ms 600 KB Output is correct
123 Correct 0 ms 600 KB Output is correct
124 Correct 0 ms 344 KB Output is correct
125 Correct 0 ms 600 KB Output is correct
126 Correct 0 ms 344 KB Output is correct
127 Correct 0 ms 600 KB Output is correct
128 Correct 0 ms 344 KB Output is correct
129 Correct 0 ms 344 KB Output is correct
130 Correct 0 ms 344 KB Output is correct
131 Correct 0 ms 600 KB Output is correct
132 Correct 1 ms 600 KB Output is correct
133 Correct 0 ms 424 KB Output is correct
134 Correct 0 ms 340 KB Output is correct
135 Correct 0 ms 344 KB Output is correct