oj.uz

Submission #537296

# Submission time Handle Problem Language Result Execution time Memory
537296 2022-03-14T22:33:31 Z skittles1412 A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 1 ms 432 KB 
#include "bits/extc++.h"
#include "books.h"

using namespace std;

template <typename T>
void dbgh(const T& t) {
	cerr << t << endl;
}

template <typename T, typename... U>
void dbgh(const T& t, const U&... u) {
	cerr << t << " | ";
	dbgh(u...);
}

#ifdef DEBUG
#define dbg(...)                                           \
	cerr << "L" << __LINE__ << " [" << #__VA_ARGS__ << "]" \
		 << ": ";                                          \
	dbgh(__VA_ARGS__)
#else
#define cerr   \
	if (false) \
	cerr
#define dbg(...)
#endif

using ll = long long;

#define endl "\n"
#define long int64_t
#define sz(x) int((x).size())

const int maxn = 1e5 + 5;

long arr[maxn];

long query(int i) {
	if (arr[i]) {
		return arr[i];
	}
	return arr[i] = skim(i + 1);
}

void solve(int n, int k, ll av, int s) {
	int l = 0, r = n;
	while (l < r) {
		int mid = (l + r) / 2;
		if (query(mid) >= av) {
			r = mid;
		} else {
			l = mid + 1;
		}
	}
	auto go = [&](int rb) -> void {
		for (int i = 0; i <= k; i++) {
			vector<int> vals;
			for (int j = 0; j < i; j++) {
				vals.push_back(j);
			}
			for (int j = 0; j < k - i; j++) {
				vals.push_back(rb - j);
			}
			sort(begin(vals), end(vals));
			if (unique(begin(vals), end(vals)) != vals.end()) {
				continue;
			}
			long sum = 0;
			for (auto& a : vals) {
				if (0 <= a && a < n) {
					sum += query(a);
				} else {
					goto loop;
				}
			}
			if (av <= sum && sum <= 2 * av) {
				for (auto& a : vals) {
					a++;
				}
				answer(vals);
			}
			loop:;
		}
	};
	go(l);
	go(l - 1);
	impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 284 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 0 ms 208 KB Output is correct
5 Correct 0 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 0 ms 308 KB Output is correct
8 Correct 1 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 208 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 ms 208 KB Output is correct
6 Correct 1 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 208 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 300 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 288 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 1 ms 300 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 292 KB Output is correct
25 Correct 1 ms 304 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 288 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 1 ms 300 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 292 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 308 KB Output is correct
35 Correct 1 ms 304 KB Output is correct
36 Correct 1 ms 304 KB Output is correct
37 Correct 1 ms 304 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 296 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 300 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 1 ms 304 KB Output is correct
45 Correct 1 ms 296 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 432 KB Output is correct
48 Correct 1 ms 208 KB Output is correct
49 Correct 1 ms 336 KB Output is correct
50 Correct 1 ms 308 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 288 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 1 ms 300 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 292 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 300 KB Output is correct
27 Correct 1 ms 208 KB Output is correct
28 Correct 1 ms 308 KB Output is correct
29 Correct 1 ms 300 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 208 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 292 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 1 ms 292 KB Output is correct
38 Correct 1 ms 304 KB Output is correct
39 Correct 1 ms 292 KB Output is correct
40 Correct 1 ms 308 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 312 KB Output is correct
43 Correct 1 ms 304 KB Output is correct
44 Correct 1 ms 308 KB Output is correct
45 Correct 1 ms 392 KB Output is correct
46 Correct 1 ms 304 KB Output is correct
47 Correct 1 ms 300 KB Output is correct
48 Correct 1 ms 304 KB Output is correct
49 Correct 1 ms 208 KB Output is correct
50 Correct 1 ms 312 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 296 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 304 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 304 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 300 KB Output is correct
8 Correct 1 ms 304 KB Output is correct
9 Correct 1 ms 300 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 1 ms 300 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 1 ms 308 KB Output is correct
14 Correct 1 ms 304 KB Output is correct
15 Correct 1 ms 308 KB Output is correct
16 Correct 1 ms 304 KB Output is correct
17 Correct 1 ms 304 KB Output is correct
18 Correct 1 ms 300 KB Output is correct
19 Correct 1 ms 288 KB Output is correct
20 Correct 1 ms 300 KB Output is correct
21 Correct 1 ms 208 KB Output is correct
22 Correct 1 ms 300 KB Output is correct
23 Correct 1 ms 308 KB Output is correct
24 Correct 1 ms 292 KB Output is correct
25 Correct 1 ms 304 KB Output is correct
26 Correct 1 ms 308 KB Output is correct
27 Correct 1 ms 308 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
29 Correct 1 ms 304 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 304 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 308 KB Output is correct
35 Correct 1 ms 304 KB Output is correct
36 Correct 1 ms 304 KB Output is correct
37 Correct 1 ms 304 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 296 KB Output is correct
41 Correct 1 ms 308 KB Output is correct
42 Correct 1 ms 300 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 1 ms 304 KB Output is correct
45 Correct 1 ms 296 KB Output is correct
46 Correct 1 ms 308 KB Output is correct
47 Correct 1 ms 432 KB Output is correct
48 Correct 1 ms 208 KB Output is correct
49 Correct 1 ms 336 KB Output is correct
50 Correct 1 ms 308 KB Output is correct
51 Correct 1 ms 300 KB Output is correct
52 Correct 1 ms 208 KB Output is correct
53 Correct 1 ms 308 KB Output is correct
54 Correct 1 ms 300 KB Output is correct
55 Correct 1 ms 208 KB Output is correct
56 Correct 1 ms 208 KB Output is correct
57 Correct 1 ms 304 KB Output is correct
58 Correct 1 ms 208 KB Output is correct
59 Correct 1 ms 208 KB Output is correct
60 Correct 1 ms 292 KB Output is correct
61 Correct 1 ms 300 KB Output is correct
62 Correct 1 ms 292 KB Output is correct
63 Correct 1 ms 304 KB Output is correct
64 Correct 1 ms 292 KB Output is correct
65 Correct 1 ms 308 KB Output is correct
66 Correct 1 ms 308 KB Output is correct
67 Correct 1 ms 312 KB Output is correct
68 Correct 1 ms 304 KB Output is correct
69 Correct 1 ms 308 KB Output is correct
70 Correct 1 ms 392 KB Output is correct
71 Correct 1 ms 304 KB Output is correct
72 Correct 1 ms 300 KB Output is correct
73 Correct 1 ms 304 KB Output is correct
74 Correct 1 ms 208 KB Output is correct
75 Correct 1 ms 312 KB Output is correct
76 Correct 1 ms 208 KB Output is correct
77 Correct 0 ms 208 KB Output is correct
78 Correct 0 ms 208 KB Output is correct
79 Correct 0 ms 208 KB Output is correct
80 Correct 0 ms 208 KB Output is correct
81 Correct 1 ms 208 KB Output is correct
82 Correct 0 ms 208 KB Output is correct
83 Correct 1 ms 208 KB Output is correct
84 Correct 1 ms 208 KB Output is correct
85 Correct 1 ms 312 KB Output is correct
86 Correct 1 ms 208 KB Output is correct
87 Correct 1 ms 304 KB Output is correct
88 Correct 1 ms 208 KB Output is correct
89 Correct 1 ms 336 KB Output is correct
90 Correct 1 ms 312 KB Output is correct
91 Correct 1 ms 208 KB Output is correct
92 Correct 1 ms 300 KB Output is correct
93 Correct 1 ms 304 KB Output is correct
94 Correct 1 ms 304 KB Output is correct
95 Correct 1 ms 308 KB Output is correct
96 Correct 1 ms 304 KB Output is correct
97 Correct 1 ms 304 KB Output is correct
98 Correct 1 ms 308 KB Output is correct
99 Correct 1 ms 304 KB Output is correct
100 Correct 1 ms 208 KB Output is correct
101 Correct 1 ms 208 KB Output is correct
102 Correct 1 ms 288 KB Output is correct
103 Correct 1 ms 300 KB Output is correct
104 Correct 1 ms 304 KB Output is correct
105 Correct 1 ms 304 KB Output is correct
106 Correct 1 ms 304 KB Output is correct
107 Correct 1 ms 336 KB Output is correct
108 Correct 1 ms 296 KB Output is correct
109 Correct 1 ms 208 KB Output is correct
110 Correct 1 ms 304 KB Output is correct
111 Correct 1 ms 208 KB Output is correct
112 Correct 1 ms 300 KB Output is correct
113 Correct 1 ms 208 KB Output is correct
114 Correct 1 ms 308 KB Output is correct
115 Correct 1 ms 304 KB Output is correct
116 Correct 1 ms 304 KB Output is correct
117 Correct 1 ms 288 KB Output is correct
118 Correct 1 ms 208 KB Output is correct
119 Correct 1 ms 304 KB Output is correct
120 Correct 1 ms 304 KB Output is correct
121 Correct 1 ms 208 KB Output is correct
122 Correct 1 ms 312 KB Output is correct
123 Correct 1 ms 288 KB Output is correct
124 Correct 1 ms 208 KB Output is correct
125 Correct 1 ms 336 KB Output is correct
126 Correct 1 ms 208 KB Output is correct
127 Correct 1 ms 304 KB Output is correct
128 Correct 1 ms 304 KB Output is correct
129 Correct 1 ms 288 KB Output is correct
130 Correct 1 ms 304 KB Output is correct
131 Correct 1 ms 304 KB Output is correct
132 Correct 1 ms 208 KB Output is correct
133 Correct 1 ms 300 KB Output is correct
134 Correct 1 ms 308 KB Output is correct
135 Correct 1 ms 336 KB Output is correct