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Submission #925105

# Submission time Handle Problem Language Result Execution time Memory
925105 2024-02-10T18:56:31 Z NintsiChkhaidze A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 1 ms 700 KB 
#include <bits/stdc++.h>
#include "books.h"
typedef long long ll;
#define pb push_back
using namespace std;
long long x[100005],b[100005];
 
void solve(int N, int K, long long A, int S) {    	
    ll s = 0;
    int k = K,n = N;
    
    for (int i = 1; i <= k; i++){
    	x[i] = skim(i);
    	s += x[i];
	}
	if (s > 2*A) impossible();
	
	int l = 1,r = n,id = 0;
	while (l <= r){
		int mid = (l + r) >> 1;
		if (!x[mid]) x[mid] = skim(mid);
		
		if (x[mid] <= A) {
			id = mid;
			l = mid + 1;
		}else{
			r = mid - 1;
		}
	}
	
	s -= x[k];
	if (id + 1 <= n && x[id + 1] + s >= A && x[id + 1] + s <= 2*A){
		vector <int> ans;
		for (int i=1;i<k;i++)
			ans.pb(i);
		ans.pb(id + 1);
		answer(ans);
		return;
	}
		
	int idx = 0;
	for (int i = 1; i <= k; i++)
		b[++idx] = i;
	
	for (int i = id - k + 1; i <= id; i++){
		if (i > k) b[++idx] = i; 
	}
	
	s = 0;
	for (int i = 1; i <= idx; i++){
		if (!x[b[i]]) x[b[i]] = skim(b[i]);
		
		if (i >= k) s -= x[b[i - k]];
		s += x[b[i]];
		if (i < k) continue;
		
		if (s >= A && s <= 2*A){
			vector <int> ans;
			for (int j = i - k + 1; j <= i; j++)
				ans.pb(b[j]);
			answer(ans);
			return;
		}
	}
	
	impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 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 1 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 596 KB Output is correct
5 Correct 0 ms 344 KB Output is correct
6 Correct 0 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 344 KB Output is correct
10 Correct 0 ms 608 KB Output is correct
11 Correct 1 ms 600 KB Output is correct
12 Correct 1 ms 344 KB Output is correct
13 Correct 1 ms 608 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 0 ms 340 KB Output is correct
4 Correct 0 ms 344 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 600 KB Output is correct
9 Correct 0 ms 440 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 0 ms 340 KB Output is correct
4 Correct 0 ms 344 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 600 KB Output is correct
9 Correct 0 ms 440 KB Output is correct
10 Correct 0 ms 556 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 440 KB Output is correct
13 Correct 1 ms 436 KB Output is correct
14 Correct 0 ms 452 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 448 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 444 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 444 KB Output is correct
25 Correct 0 ms 596 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 0 ms 340 KB Output is correct
4 Correct 0 ms 344 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 600 KB Output is correct
9 Correct 0 ms 440 KB Output is correct
10 Correct 0 ms 556 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 440 KB Output is correct
13 Correct 1 ms 436 KB Output is correct
14 Correct 0 ms 452 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 448 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 444 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 444 KB Output is correct
25 Correct 0 ms 596 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 700 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 440 KB Output is correct
30 Correct 0 ms 600 KB Output is correct
31 Correct 0 ms 440 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 600 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 600 KB Output is correct
36 Correct 1 ms 344 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 600 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 440 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 600 KB Output is correct
44 Correct 0 ms 444 KB Output is correct
45 Correct 1 ms 600 KB Output is correct
46 Correct 0 ms 600 KB Output is correct
47 Correct 1 ms 444 KB Output is correct
48 Correct 1 ms 600 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 440 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 0 ms 340 KB Output is correct
4 Correct 0 ms 344 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 600 KB Output is correct
9 Correct 0 ms 440 KB Output is correct
10 Correct 0 ms 556 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 440 KB Output is correct
13 Correct 1 ms 436 KB Output is correct
14 Correct 0 ms 452 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 448 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 444 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 444 KB Output is correct
25 Correct 0 ms 596 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 428 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 600 KB Output is correct
33 Correct 0 ms 352 KB Output is correct
34 Correct 0 ms 608 KB Output is correct
35 Correct 0 ms 348 KB Output is correct
36 Correct 1 ms 608 KB Output is correct
37 Correct 0 ms 612 KB Output is correct
38 Correct 1 ms 452 KB Output is correct
39 Correct 1 ms 356 KB Output is correct
40 Correct 0 ms 456 KB Output is correct
41 Correct 0 ms 356 KB Output is correct
42 Correct 0 ms 464 KB Output is correct
43 Correct 1 ms 612 KB Output is correct
44 Correct 0 ms 356 KB Output is correct
45 Correct 1 ms 356 KB Output is correct
46 Correct 1 ms 448 KB Output is correct
47 Correct 1 ms 356 KB Output is correct
48 Correct 0 ms 456 KB Output is correct
49 Correct 0 ms 356 KB Output is correct
50 Correct 1 ms 612 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 0 ms 340 KB Output is correct
4 Correct 0 ms 344 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 600 KB Output is correct
9 Correct 0 ms 440 KB Output is correct
10 Correct 0 ms 556 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 440 KB Output is correct
13 Correct 1 ms 436 KB Output is correct
14 Correct 0 ms 452 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 344 KB Output is correct
20 Correct 0 ms 448 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 444 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 444 KB Output is correct
25 Correct 0 ms 596 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 0 ms 700 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 440 KB Output is correct
30 Correct 0 ms 600 KB Output is correct
31 Correct 0 ms 440 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 600 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 600 KB Output is correct
36 Correct 1 ms 344 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 0 ms 600 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 440 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 600 KB Output is correct
44 Correct 0 ms 444 KB Output is correct
45 Correct 1 ms 600 KB Output is correct
46 Correct 0 ms 600 KB Output is correct
47 Correct 1 ms 444 KB Output is correct
48 Correct 1 ms 600 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 440 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 428 KB Output is correct
54 Correct 0 ms 344 KB Output is correct
55 Correct 1 ms 344 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 0 ms 600 KB Output is correct
58 Correct 0 ms 352 KB Output is correct
59 Correct 0 ms 608 KB Output is correct
60 Correct 0 ms 348 KB Output is correct
61 Correct 1 ms 608 KB Output is correct
62 Correct 0 ms 612 KB Output is correct
63 Correct 1 ms 452 KB Output is correct
64 Correct 1 ms 356 KB Output is correct
65 Correct 0 ms 456 KB Output is correct
66 Correct 0 ms 356 KB Output is correct
67 Correct 0 ms 464 KB Output is correct
68 Correct 1 ms 612 KB Output is correct
69 Correct 0 ms 356 KB Output is correct
70 Correct 1 ms 356 KB Output is correct
71 Correct 1 ms 448 KB Output is correct
72 Correct 1 ms 356 KB Output is correct
73 Correct 0 ms 456 KB Output is correct
74 Correct 0 ms 356 KB Output is correct
75 Correct 1 ms 612 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 1 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 1 ms 600 KB Output is correct
85 Correct 0 ms 692 KB Output is correct
86 Correct 1 ms 344 KB Output is correct
87 Correct 1 ms 344 KB Output is correct
88 Correct 1 ms 444 KB Output is correct
89 Correct 0 ms 600 KB Output is correct
90 Correct 1 ms 344 KB Output is correct
91 Correct 1 ms 440 KB Output is correct
92 Correct 1 ms 344 KB Output is correct
93 Correct 1 ms 344 KB Output is correct
94 Correct 1 ms 608 KB Output is correct
95 Correct 0 ms 436 KB Output is correct
96 Correct 0 ms 344 KB Output is correct
97 Correct 0 ms 600 KB Output is correct
98 Correct 0 ms 600 KB Output is correct
99 Correct 0 ms 344 KB Output is correct
100 Correct 0 ms 444 KB Output is correct
101 Correct 1 ms 600 KB Output is correct
102 Correct 0 ms 344 KB Output is correct
103 Correct 0 ms 440 KB Output is correct
104 Correct 1 ms 344 KB Output is correct
105 Correct 0 ms 344 KB Output is correct
106 Correct 0 ms 600 KB Output is correct
107 Correct 0 ms 608 KB Output is correct
108 Correct 0 ms 344 KB Output is correct
109 Correct 0 ms 600 KB Output is correct
110 Correct 1 ms 344 KB Output is correct
111 Correct 0 ms 600 KB Output is correct
112 Correct 1 ms 444 KB Output is correct
113 Correct 0 ms 340 KB Output is correct
114 Correct 0 ms 344 KB Output is correct
115 Correct 0 ms 344 KB Output is correct
116 Correct 1 ms 608 KB Output is correct
117 Correct 0 ms 344 KB Output is correct
118 Correct 1 ms 344 KB Output is correct
119 Correct 0 ms 448 KB Output is correct
120 Correct 1 ms 344 KB Output is correct
121 Correct 0 ms 440 KB Output is correct
122 Correct 0 ms 344 KB Output is correct
123 Correct 0 ms 608 KB Output is correct
124 Correct 0 ms 344 KB Output is correct
125 Correct 0 ms 344 KB Output is correct
126 Correct 0 ms 600 KB Output is correct
127 Correct 0 ms 344 KB Output is correct
128 Correct 1 ms 600 KB Output is correct
129 Correct 0 ms 344 KB Output is correct
130 Correct 1 ms 600 KB Output is correct
131 Correct 0 ms 444 KB Output is correct
132 Correct 0 ms 344 KB Output is correct
133 Correct 0 ms 608 KB Output is correct
134 Correct 0 ms 612 KB Output is correct
135 Correct 0 ms 600 KB Output is correct