oj.uz

Submission #933701

# Submission time Handle Problem Language Result Execution time Memory
933701 2024-02-26T06:46:28 Z thunopro A Difficult(y) Choice (BOI21_books) C++14
100 / 100
 79 ms 1364 KB 
#include <bits/stdc++.h>
#include "books.h"
 
 
using namespace std;
 
void solve(int N, int K, long long A, int S){
	vector<long long> a(N + 2, -1);
	set<int> st;
	for(int i = 1;i <= K; i++){
		a[i] = skim(i);
		st.insert(i);
	}
	int l = 0, r = N+1;
	while(l + 1 < r){
		int mid = (l + r)>>1;
		if(a[mid] == -1) a[mid] = skim(mid);	
		if(a[mid] >= A) r = mid;
		else l = mid;
	}
	if(r > N) r--;
	for(int i = r; i >= 1 && st.size() <= 2*K; i--){
		if(a[i] == -1) a[i] = skim(i);
		st.insert(i);
	}
	vector<int> all;
	for(int x : st) all.push_back(x);	
	for(int mask = 1; mask < (1<<(int)all.size()); mask++){
		if(__builtin_popcount(mask) != K) continue;
		long long sum = 0;
		vector<int> v;
		for(int i = 0;i < all.size(); i++){
			if(mask & (1LL<<i)){
				sum+= a[all[i]];
				v.push_back(all[i]);
			}
		}
		if(sum >= A && sum <= 2*A && v.size() == K){
			answer(v);
		}
	}
	impossible();
}
/*
8 4 25 15
3 8 11 15 25 26 30 42
*/

Compilation message

books.cpp: In function 'void solve(int, int, long long int, int)':
books.cpp:22:37: warning: comparison of integer expressions of different signedness: 'std::set<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   22 |  for(int i = r; i >= 1 && st.size() <= 2*K; i--){
      |                           ~~~~~~~~~~^~~~~~
books.cpp:32:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |   for(int i = 0;i < all.size(); i++){
      |                 ~~^~~~~~~~~~~~
books.cpp:38:41: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   38 |   if(sum >= A && sum <= 2*A && v.size() == K){
      |                                ~~~~~~~~~^~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 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 500 KB Output is correct
5 Correct 1 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 0 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 600 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 65 ms 600 KB Output is correct
13 Correct 1 ms 600 KB Output is correct
14 Correct 36 ms 600 KB Output is correct
15 Correct 34 ms 600 KB Output is correct
16 Correct 71 ms 600 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1112 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 65 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1112 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 65 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1312 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 1 ms 1112 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1112 KB Output is correct
17 Correct 71 ms 1112 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1112 KB Output is correct
21 Correct 1 ms 1112 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 36 ms 1112 KB Output is correct
24 Correct 36 ms 1112 KB Output is correct
25 Correct 35 ms 1112 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1112 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 65 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1312 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 1 ms 1112 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1112 KB Output is correct
17 Correct 71 ms 1112 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1112 KB Output is correct
21 Correct 1 ms 1112 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 36 ms 1112 KB Output is correct
24 Correct 36 ms 1112 KB Output is correct
25 Correct 35 ms 1112 KB Output is correct
26 Correct 1 ms 1112 KB Output is correct
27 Correct 1 ms 1112 KB Output is correct
28 Correct 1 ms 1112 KB Output is correct
29 Correct 1 ms 1364 KB Output is correct
30 Correct 1 ms 1112 KB Output is correct
31 Correct 1 ms 1112 KB Output is correct
32 Correct 1 ms 1112 KB Output is correct
33 Correct 75 ms 1112 KB Output is correct
34 Correct 1 ms 1112 KB Output is correct
35 Correct 1 ms 1112 KB Output is correct
36 Correct 1 ms 1112 KB Output is correct
37 Correct 1 ms 1112 KB Output is correct
38 Correct 1 ms 1112 KB Output is correct
39 Correct 35 ms 1112 KB Output is correct
40 Correct 35 ms 1112 KB Output is correct
41 Correct 35 ms 1112 KB Output is correct
42 Correct 1 ms 1112 KB Output is correct
43 Correct 1 ms 1112 KB Output is correct
44 Correct 1 ms 1112 KB Output is correct
45 Correct 1 ms 1112 KB Output is correct
46 Correct 1 ms 1112 KB Output is correct
47 Correct 2 ms 1112 KB Output is correct
48 Correct 37 ms 1112 KB Output is correct
49 Correct 35 ms 1112 KB Output is correct
50 Correct 65 ms 1112 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1112 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 65 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1312 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 1 ms 1112 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1112 KB Output is correct
17 Correct 71 ms 1112 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1112 KB Output is correct
21 Correct 1 ms 1112 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 36 ms 1112 KB Output is correct
24 Correct 36 ms 1112 KB Output is correct
25 Correct 35 ms 1112 KB Output is correct
26 Correct 1 ms 1112 KB Output is correct
27 Correct 1 ms 1112 KB Output is correct
28 Correct 1 ms 1112 KB Output is correct
29 Correct 1 ms 1112 KB Output is correct
30 Correct 1 ms 1364 KB Output is correct
31 Correct 1 ms 1112 KB Output is correct
32 Correct 1 ms 1112 KB Output is correct
33 Correct 71 ms 1112 KB Output is correct
34 Correct 1 ms 1112 KB Output is correct
35 Correct 1 ms 1120 KB Output is correct
36 Correct 1 ms 1112 KB Output is correct
37 Correct 1 ms 1112 KB Output is correct
38 Correct 1 ms 1112 KB Output is correct
39 Correct 40 ms 1112 KB Output is correct
40 Correct 35 ms 1112 KB Output is correct
41 Correct 35 ms 1112 KB Output is correct
42 Correct 1 ms 1112 KB Output is correct
43 Correct 1 ms 1112 KB Output is correct
44 Correct 1 ms 1112 KB Output is correct
45 Correct 1 ms 1112 KB Output is correct
46 Correct 1 ms 1112 KB Output is correct
47 Correct 67 ms 1268 KB Output is correct
48 Correct 35 ms 1112 KB Output is correct
49 Correct 39 ms 1112 KB Output is correct
50 Correct 35 ms 1112 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1112 KB Output is correct
2 Correct 1 ms 1112 KB Output is correct
3 Correct 1 ms 1112 KB Output is correct
4 Correct 1 ms 1112 KB Output is correct
5 Correct 1 ms 1112 KB Output is correct
6 Correct 1 ms 1112 KB Output is correct
7 Correct 1 ms 1112 KB Output is correct
8 Correct 65 ms 1112 KB Output is correct
9 Correct 1 ms 1112 KB Output is correct
10 Correct 1 ms 1112 KB Output is correct
11 Correct 1 ms 1312 KB Output is correct
12 Correct 1 ms 1112 KB Output is correct
13 Correct 1 ms 1112 KB Output is correct
14 Correct 1 ms 1112 KB Output is correct
15 Correct 1 ms 1112 KB Output is correct
16 Correct 1 ms 1112 KB Output is correct
17 Correct 71 ms 1112 KB Output is correct
18 Correct 1 ms 1108 KB Output is correct
19 Correct 1 ms 1112 KB Output is correct
20 Correct 1 ms 1112 KB Output is correct
21 Correct 1 ms 1112 KB Output is correct
22 Correct 1 ms 1108 KB Output is correct
23 Correct 36 ms 1112 KB Output is correct
24 Correct 36 ms 1112 KB Output is correct
25 Correct 35 ms 1112 KB Output is correct
26 Correct 1 ms 1112 KB Output is correct
27 Correct 1 ms 1112 KB Output is correct
28 Correct 1 ms 1112 KB Output is correct
29 Correct 1 ms 1364 KB Output is correct
30 Correct 1 ms 1112 KB Output is correct
31 Correct 1 ms 1112 KB Output is correct
32 Correct 1 ms 1112 KB Output is correct
33 Correct 75 ms 1112 KB Output is correct
34 Correct 1 ms 1112 KB Output is correct
35 Correct 1 ms 1112 KB Output is correct
36 Correct 1 ms 1112 KB Output is correct
37 Correct 1 ms 1112 KB Output is correct
38 Correct 1 ms 1112 KB Output is correct
39 Correct 35 ms 1112 KB Output is correct
40 Correct 35 ms 1112 KB Output is correct
41 Correct 35 ms 1112 KB Output is correct
42 Correct 1 ms 1112 KB Output is correct
43 Correct 1 ms 1112 KB Output is correct
44 Correct 1 ms 1112 KB Output is correct
45 Correct 1 ms 1112 KB Output is correct
46 Correct 1 ms 1112 KB Output is correct
47 Correct 2 ms 1112 KB Output is correct
48 Correct 37 ms 1112 KB Output is correct
49 Correct 35 ms 1112 KB Output is correct
50 Correct 65 ms 1112 KB Output is correct
51 Correct 1 ms 1112 KB Output is correct
52 Correct 1 ms 1112 KB Output is correct
53 Correct 1 ms 1112 KB Output is correct
54 Correct 1 ms 1112 KB Output is correct
55 Correct 1 ms 1364 KB Output is correct
56 Correct 1 ms 1112 KB Output is correct
57 Correct 1 ms 1112 KB Output is correct
58 Correct 71 ms 1112 KB Output is correct
59 Correct 1 ms 1112 KB Output is correct
60 Correct 1 ms 1120 KB Output is correct
61 Correct 1 ms 1112 KB Output is correct
62 Correct 1 ms 1112 KB Output is correct
63 Correct 1 ms 1112 KB Output is correct
64 Correct 40 ms 1112 KB Output is correct
65 Correct 35 ms 1112 KB Output is correct
66 Correct 35 ms 1112 KB Output is correct
67 Correct 1 ms 1112 KB Output is correct
68 Correct 1 ms 1112 KB Output is correct
69 Correct 1 ms 1112 KB Output is correct
70 Correct 1 ms 1112 KB Output is correct
71 Correct 1 ms 1112 KB Output is correct
72 Correct 67 ms 1268 KB Output is correct
73 Correct 35 ms 1112 KB Output is correct
74 Correct 39 ms 1112 KB Output is correct
75 Correct 35 ms 1112 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 0 ms 344 KB Output is correct
84 Correct 0 ms 600 KB Output is correct
85 Correct 0 ms 600 KB Output is correct
86 Correct 1 ms 600 KB Output is correct
87 Correct 79 ms 600 KB Output is correct
88 Correct 0 ms 852 KB Output is correct
89 Correct 35 ms 600 KB Output is correct
90 Correct 34 ms 600 KB Output is correct
91 Correct 65 ms 600 KB Output is correct
92 Correct 1 ms 1112 KB Output is correct
93 Correct 1 ms 1112 KB Output is correct
94 Correct 1 ms 1112 KB Output is correct
95 Correct 1 ms 1112 KB Output is correct
96 Correct 1 ms 1112 KB Output is correct
97 Correct 1 ms 1112 KB Output is correct
98 Correct 1 ms 1112 KB Output is correct
99 Correct 65 ms 1112 KB Output is correct
100 Correct 1 ms 1112 KB Output is correct
101 Correct 1 ms 1112 KB Output is correct
102 Correct 1 ms 1112 KB Output is correct
103 Correct 1 ms 1112 KB Output is correct
104 Correct 1 ms 1112 KB Output is correct
105 Correct 36 ms 1112 KB Output is correct
106 Correct 35 ms 1112 KB Output is correct
107 Correct 35 ms 1112 KB Output is correct
108 Correct 1 ms 1112 KB Output is correct
109 Correct 1 ms 1112 KB Output is correct
110 Correct 1 ms 1112 KB Output is correct
111 Correct 1 ms 1112 KB Output is correct
112 Correct 1 ms 1112 KB Output is correct
113 Correct 2 ms 1112 KB Output is correct
114 Correct 34 ms 1112 KB Output is correct
115 Correct 34 ms 1112 KB Output is correct
116 Correct 72 ms 1112 KB Output is correct
117 Correct 1 ms 1112 KB Output is correct
118 Correct 1 ms 1112 KB Output is correct
119 Correct 1 ms 1112 KB Output is correct
120 Correct 1 ms 1112 KB Output is correct
121 Correct 1 ms 1112 KB Output is correct
122 Correct 65 ms 1112 KB Output is correct
123 Correct 35 ms 1112 KB Output is correct
124 Correct 34 ms 1112 KB Output is correct
125 Correct 34 ms 1112 KB Output is correct
126 Correct 1 ms 1112 KB Output is correct
127 Correct 1 ms 1112 KB Output is correct
128 Correct 1 ms 1112 KB Output is correct
129 Correct 1 ms 1268 KB Output is correct
130 Correct 2 ms 1112 KB Output is correct
131 Correct 65 ms 1112 KB Output is correct
132 Correct 1 ms 1112 KB Output is correct
133 Correct 35 ms 1112 KB Output is correct
134 Correct 36 ms 1112 KB Output is correct
135 Correct 67 ms 1112 KB Output is correct