oj.uz

Submission #523881

# Submission time Handle Problem Language Result Execution time Memory
523881 2022-02-08T11:00:01 Z fatemetmhr A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 3 ms 2752 KB 
// Be name khoda //
#include <bits/stdc++.h>
#include "books.h"
 
using namespace std;
 
typedef long long ll;
 
const int maxn5 = 3e5 + 10;
const int lg    = 20;
 
#define pb    push_back
#define se    second
#define fi    first
 
//
// --- Sample implementation for the task books ---
//
// To compile this program with the sample grader, place:
//     books.h books_sample.cpp sample_grader.cpp
// in a single folder and run:
//     g++ books_sample.cpp sample_grader.cpp
// in this folder.
//
 
vector <int> ret;
ll a[maxn5];

inline ll req(int i){
	if(a[i] != -1)
		return a[i];
	a[i] = skim(i);
	return a[i];
}

void solve(int N, int K, long long A, int S) {
	int n = N;
	int k = K;
	memset(a, -1, sizeof a);
	//cout << 1 / 0 << endl;
	
	int lo = 0, hi = n + 1;
	while(hi - lo > 1){
		int mid = (lo + hi) >> 1;
		if(req(mid) <= A)
			lo = mid;
		else
			hi = mid;
	}
	
	
	if(lo == 0)
		impossible();
	if(lo < n){
		ll have = 0;
		for(int i = 1; i < k; i++)
			have += req(i);
		if(have + req(hi) <= 2 * A){
			for(int i = 1; i < k; i++)
				ret.pb(i);
			ret.pb(hi);
			answer(ret);
		}
	}
	
	for(int i = 0; i <= k; i++){
		ll have = 0;
		for(int r = 1; r <= i; r++)
			have += req(r);
		for(int r = lo - (k - i) + 1; r <= lo; r++)
			have += req(r);
		if(have >= A && have <= 2 * A){
			for(int r = 1; r <= i; r++)
				ret.pb(r);
			for(int r = lo - (k - i) + 1; r <= lo; r++)
				ret.pb(r);
			answer(ret);
		}
	}
	impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 1 ms 2632 KB Output is correct
3 Correct 1 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 1 ms 2632 KB Output is correct
7 Correct 1 ms 2632 KB Output is correct
8 Correct 1 ms 2632 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2632 KB Output is correct
2 Correct 1 ms 2632 KB Output is correct
3 Correct 1 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 1 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 1 ms 2632 KB Output is correct
9 Correct 3 ms 2632 KB Output is correct
10 Correct 2 ms 2632 KB Output is correct
11 Correct 2 ms 2632 KB Output is correct
12 Correct 1 ms 2632 KB Output is correct
13 Correct 2 ms 2588 KB Output is correct
14 Correct 1 ms 2632 KB Output is correct
15 Correct 2 ms 2632 KB Output is correct
16 Correct 1 ms 2632 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 2 ms 2632 KB Output is correct
3 Correct 2 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 2 ms 2556 KB Output is correct
9 Correct 2 ms 2628 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 2 ms 2632 KB Output is correct
3 Correct 2 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 2 ms 2556 KB Output is correct
9 Correct 2 ms 2628 KB Output is correct
10 Correct 2 ms 2752 KB Output is correct
11 Correct 3 ms 2632 KB Output is correct
12 Correct 2 ms 2632 KB Output is correct
13 Correct 2 ms 2632 KB Output is correct
14 Correct 2 ms 2544 KB Output is correct
15 Correct 2 ms 2632 KB Output is correct
16 Correct 1 ms 2632 KB Output is correct
17 Correct 1 ms 2632 KB Output is correct
18 Correct 2 ms 2632 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2632 KB Output is correct
21 Correct 2 ms 2632 KB Output is correct
22 Correct 1 ms 2632 KB Output is correct
23 Correct 2 ms 2632 KB Output is correct
24 Correct 2 ms 2632 KB Output is correct
25 Correct 2 ms 2632 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 2 ms 2632 KB Output is correct
3 Correct 2 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 2 ms 2556 KB Output is correct
9 Correct 2 ms 2628 KB Output is correct
10 Correct 2 ms 2752 KB Output is correct
11 Correct 3 ms 2632 KB Output is correct
12 Correct 2 ms 2632 KB Output is correct
13 Correct 2 ms 2632 KB Output is correct
14 Correct 2 ms 2544 KB Output is correct
15 Correct 2 ms 2632 KB Output is correct
16 Correct 1 ms 2632 KB Output is correct
17 Correct 1 ms 2632 KB Output is correct
18 Correct 2 ms 2632 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2632 KB Output is correct
21 Correct 2 ms 2632 KB Output is correct
22 Correct 1 ms 2632 KB Output is correct
23 Correct 2 ms 2632 KB Output is correct
24 Correct 2 ms 2632 KB Output is correct
25 Correct 2 ms 2632 KB Output is correct
26 Correct 1 ms 2540 KB Output is correct
27 Correct 1 ms 2632 KB Output is correct
28 Correct 3 ms 2632 KB Output is correct
29 Correct 2 ms 2632 KB Output is correct
30 Correct 2 ms 2632 KB Output is correct
31 Correct 2 ms 2632 KB Output is correct
32 Correct 2 ms 2632 KB Output is correct
33 Correct 2 ms 2632 KB Output is correct
34 Correct 2 ms 2632 KB Output is correct
35 Correct 2 ms 2632 KB Output is correct
36 Correct 2 ms 2548 KB Output is correct
37 Correct 2 ms 2632 KB Output is correct
38 Correct 2 ms 2632 KB Output is correct
39 Correct 3 ms 2632 KB Output is correct
40 Correct 1 ms 2632 KB Output is correct
41 Correct 2 ms 2632 KB Output is correct
42 Correct 2 ms 2632 KB Output is correct
43 Correct 2 ms 2632 KB Output is correct
44 Correct 2 ms 2632 KB Output is correct
45 Correct 2 ms 2632 KB Output is correct
46 Correct 2 ms 2632 KB Output is correct
47 Correct 2 ms 2632 KB Output is correct
48 Correct 1 ms 2632 KB Output is correct
49 Correct 2 ms 2632 KB Output is correct
50 Correct 2 ms 2632 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 2 ms 2632 KB Output is correct
3 Correct 2 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 2 ms 2556 KB Output is correct
9 Correct 2 ms 2628 KB Output is correct
10 Correct 2 ms 2752 KB Output is correct
11 Correct 3 ms 2632 KB Output is correct
12 Correct 2 ms 2632 KB Output is correct
13 Correct 2 ms 2632 KB Output is correct
14 Correct 2 ms 2544 KB Output is correct
15 Correct 2 ms 2632 KB Output is correct
16 Correct 1 ms 2632 KB Output is correct
17 Correct 1 ms 2632 KB Output is correct
18 Correct 2 ms 2632 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2632 KB Output is correct
21 Correct 2 ms 2632 KB Output is correct
22 Correct 1 ms 2632 KB Output is correct
23 Correct 2 ms 2632 KB Output is correct
24 Correct 2 ms 2632 KB Output is correct
25 Correct 2 ms 2632 KB Output is correct
26 Correct 2 ms 2632 KB Output is correct
27 Correct 2 ms 2632 KB Output is correct
28 Correct 3 ms 2632 KB Output is correct
29 Correct 2 ms 2536 KB Output is correct
30 Correct 2 ms 2632 KB Output is correct
31 Correct 2 ms 2632 KB Output is correct
32 Correct 2 ms 2632 KB Output is correct
33 Correct 2 ms 2632 KB Output is correct
34 Correct 2 ms 2632 KB Output is correct
35 Correct 2 ms 2632 KB Output is correct
36 Correct 2 ms 2632 KB Output is correct
37 Correct 2 ms 2632 KB Output is correct
38 Correct 2 ms 2632 KB Output is correct
39 Correct 2 ms 2632 KB Output is correct
40 Correct 2 ms 2632 KB Output is correct
41 Correct 2 ms 2632 KB Output is correct
42 Correct 2 ms 2632 KB Output is correct
43 Correct 2 ms 2632 KB Output is correct
44 Correct 2 ms 2632 KB Output is correct
45 Correct 2 ms 2632 KB Output is correct
46 Correct 2 ms 2632 KB Output is correct
47 Correct 2 ms 2632 KB Output is correct
48 Correct 2 ms 2632 KB Output is correct
49 Correct 2 ms 2632 KB Output is correct
50 Correct 2 ms 2632 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 2632 KB Output is correct
2 Correct 2 ms 2632 KB Output is correct
3 Correct 2 ms 2632 KB Output is correct
4 Correct 2 ms 2632 KB Output is correct
5 Correct 2 ms 2632 KB Output is correct
6 Correct 2 ms 2632 KB Output is correct
7 Correct 2 ms 2632 KB Output is correct
8 Correct 2 ms 2556 KB Output is correct
9 Correct 2 ms 2628 KB Output is correct
10 Correct 2 ms 2752 KB Output is correct
11 Correct 3 ms 2632 KB Output is correct
12 Correct 2 ms 2632 KB Output is correct
13 Correct 2 ms 2632 KB Output is correct
14 Correct 2 ms 2544 KB Output is correct
15 Correct 2 ms 2632 KB Output is correct
16 Correct 1 ms 2632 KB Output is correct
17 Correct 1 ms 2632 KB Output is correct
18 Correct 2 ms 2632 KB Output is correct
19 Correct 2 ms 2632 KB Output is correct
20 Correct 2 ms 2632 KB Output is correct
21 Correct 2 ms 2632 KB Output is correct
22 Correct 1 ms 2632 KB Output is correct
23 Correct 2 ms 2632 KB Output is correct
24 Correct 2 ms 2632 KB Output is correct
25 Correct 2 ms 2632 KB Output is correct
26 Correct 1 ms 2540 KB Output is correct
27 Correct 1 ms 2632 KB Output is correct
28 Correct 3 ms 2632 KB Output is correct
29 Correct 2 ms 2632 KB Output is correct
30 Correct 2 ms 2632 KB Output is correct
31 Correct 2 ms 2632 KB Output is correct
32 Correct 2 ms 2632 KB Output is correct
33 Correct 2 ms 2632 KB Output is correct
34 Correct 2 ms 2632 KB Output is correct
35 Correct 2 ms 2632 KB Output is correct
36 Correct 2 ms 2548 KB Output is correct
37 Correct 2 ms 2632 KB Output is correct
38 Correct 2 ms 2632 KB Output is correct
39 Correct 3 ms 2632 KB Output is correct
40 Correct 1 ms 2632 KB Output is correct
41 Correct 2 ms 2632 KB Output is correct
42 Correct 2 ms 2632 KB Output is correct
43 Correct 2 ms 2632 KB Output is correct
44 Correct 2 ms 2632 KB Output is correct
45 Correct 2 ms 2632 KB Output is correct
46 Correct 2 ms 2632 KB Output is correct
47 Correct 2 ms 2632 KB Output is correct
48 Correct 1 ms 2632 KB Output is correct
49 Correct 2 ms 2632 KB Output is correct
50 Correct 2 ms 2632 KB Output is correct
51 Correct 2 ms 2632 KB Output is correct
52 Correct 2 ms 2632 KB Output is correct
53 Correct 3 ms 2632 KB Output is correct
54 Correct 2 ms 2536 KB Output is correct
55 Correct 2 ms 2632 KB Output is correct
56 Correct 2 ms 2632 KB Output is correct
57 Correct 2 ms 2632 KB Output is correct
58 Correct 2 ms 2632 KB Output is correct
59 Correct 2 ms 2632 KB Output is correct
60 Correct 2 ms 2632 KB Output is correct
61 Correct 2 ms 2632 KB Output is correct
62 Correct 2 ms 2632 KB Output is correct
63 Correct 2 ms 2632 KB Output is correct
64 Correct 2 ms 2632 KB Output is correct
65 Correct 2 ms 2632 KB Output is correct
66 Correct 2 ms 2632 KB Output is correct
67 Correct 2 ms 2632 KB Output is correct
68 Correct 2 ms 2632 KB Output is correct
69 Correct 2 ms 2632 KB Output is correct
70 Correct 2 ms 2632 KB Output is correct
71 Correct 2 ms 2632 KB Output is correct
72 Correct 2 ms 2632 KB Output is correct
73 Correct 2 ms 2632 KB Output is correct
74 Correct 2 ms 2632 KB Output is correct
75 Correct 2 ms 2632 KB Output is correct
76 Correct 2 ms 2592 KB Output is correct
77 Correct 1 ms 2632 KB Output is correct
78 Correct 2 ms 2588 KB Output is correct
79 Correct 1 ms 2632 KB Output is correct
80 Correct 1 ms 2632 KB Output is correct
81 Correct 1 ms 2632 KB Output is correct
82 Correct 1 ms 2632 KB Output is correct
83 Correct 1 ms 2632 KB Output is correct
84 Correct 2 ms 2632 KB Output is correct
85 Correct 2 ms 2632 KB Output is correct
86 Correct 2 ms 2592 KB Output is correct
87 Correct 2 ms 2580 KB Output is correct
88 Correct 3 ms 2596 KB Output is correct
89 Correct 3 ms 2584 KB Output is correct
90 Correct 2 ms 2632 KB Output is correct
91 Correct 2 ms 2632 KB Output is correct
92 Correct 2 ms 2584 KB Output is correct
93 Correct 2 ms 2596 KB Output is correct
94 Correct 2 ms 2632 KB Output is correct
95 Correct 2 ms 2576 KB Output is correct
96 Correct 2 ms 2592 KB Output is correct
97 Correct 2 ms 2496 KB Output is correct
98 Correct 2 ms 2576 KB Output is correct
99 Correct 2 ms 2596 KB Output is correct
100 Correct 2 ms 2584 KB Output is correct
101 Correct 2 ms 2588 KB Output is correct
102 Correct 1 ms 2496 KB Output is correct
103 Correct 2 ms 2496 KB Output is correct
104 Correct 2 ms 2588 KB Output is correct
105 Correct 2 ms 2596 KB Output is correct
106 Correct 3 ms 2632 KB Output is correct
107 Correct 2 ms 2588 KB Output is correct
108 Correct 2 ms 2624 KB Output is correct
109 Correct 2 ms 2632 KB Output is correct
110 Correct 2 ms 2576 KB Output is correct
111 Correct 2 ms 2624 KB Output is correct
112 Correct 2 ms 2588 KB Output is correct
113 Correct 2 ms 2632 KB Output is correct
114 Correct 3 ms 2596 KB Output is correct
115 Correct 2 ms 2592 KB Output is correct
116 Correct 2 ms 2596 KB Output is correct
117 Correct 2 ms 2588 KB Output is correct
118 Correct 2 ms 2632 KB Output is correct
119 Correct 3 ms 2576 KB Output is correct
120 Correct 2 ms 2576 KB Output is correct
121 Correct 2 ms 2596 KB Output is correct
122 Correct 2 ms 2496 KB Output is correct
123 Correct 1 ms 2596 KB Output is correct
124 Correct 2 ms 2592 KB Output is correct
125 Correct 2 ms 2632 KB Output is correct
126 Correct 2 ms 2596 KB Output is correct
127 Correct 1 ms 2584 KB Output is correct
128 Correct 2 ms 2584 KB Output is correct
129 Correct 2 ms 2496 KB Output is correct
130 Correct 2 ms 2624 KB Output is correct
131 Correct 1 ms 2588 KB Output is correct
132 Correct 2 ms 2496 KB Output is correct
133 Correct 2 ms 2592 KB Output is correct
134 Correct 2 ms 2632 KB Output is correct
135 Correct 2 ms 2596 KB Output is correct