oj.uz

Submission #659707

# Submission time Handle Problem Language Result Execution time Memory
659707 2022-11-19T05:59:31 Z what_to_do A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 1 ms 336 KB 
#include <bits/stdc++.h>
#include "books.h"
#pragma GCC target("sse,sse2,avx2")
#pragma GCC optimize("unroll-loops,O2")
#define rep(i,l,r) for (int i = l; i < r; i++)
#define repr(i,r,l) for (int i = r; i >= l; i--)
#define X first
#define Y second
#define all(x) (x).begin() , (x).end()
#define pb push_back
#define endl '\n'
#define debug(x) cerr << #x << " : " << x << endl;
using namespace std;

typedef long long ll;
constexpr int N = 1e6+15,mod = 1e9+7,inf = 1e9+10,sq = 620,maxm = 2e6+10;
//
// --- 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.
//

ll a[N];

void solve(int n, int k, long long A, int s) {
    // TODO implement this function
	ll sum = 0;
	rep(i,1,k+1){
 		a[i] = skim(i);
		sum += a[i];
	}
	if (sum > 2*A){
		impossible();
		return;
	}
	vector<int> ans;
	if (sum >= A){
		rep(i,1,k+1) ans.pb(i);
		answer(ans);
		return;
	}
	int l = 0,r = n+1,m;
	while (r-l > 1){
		m = (l+r) >> 1;
		a[m] = skim(m);
		if (a[m] >= A) r = m;
		else l = m;
	}
	if (r != n+1 && a[r]-a[k]+sum <= 2*A){
		rep(i,1,k) ans.pb(i);
		ans.pb(r);
		answer(ans);
		return;
	}
	ll sum2 = 0;
	rep(i,r-k,r){
		a[i] = skim(i);
		sum2 += a[i];
	}
	if (sum2 < A){
		impossible();
		return;
	}
	int po = 1,po2 = r-k;
	while (sum2 > 2*A){
		sum2 -= a[po2];
		sum2 += a[po];
		po2++;
		po++;
	}
	rep(i,1,po) ans.pb(i);
	rep(i,po2,r) ans.pb(i);
	answer(ans);
}

Subtask #1
5.0 / 5.0

# 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 0 ms 308 KB Output is correct
5 Correct 0 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 1 ms 208 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 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 0 ms 208 KB Output is correct
6 Correct 0 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 296 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 304 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 1 ms 308 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 1 ms 300 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 0 ms 296 KB Output is correct
5 Correct 1 ms 296 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 308 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 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 0 ms 296 KB Output is correct
5 Correct 1 ms 296 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 308 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 284 KB Output is correct
11 Correct 1 ms 284 KB Output is correct
12 Correct 1 ms 300 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 296 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 0 ms 300 KB Output is correct
22 Correct 0 ms 208 KB Output is correct
23 Correct 1 ms 288 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 1 ms 300 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 0 ms 296 KB Output is correct
5 Correct 1 ms 296 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 308 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 284 KB Output is correct
11 Correct 1 ms 284 KB Output is correct
12 Correct 1 ms 300 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 296 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 0 ms 300 KB Output is correct
22 Correct 0 ms 208 KB Output is correct
23 Correct 1 ms 288 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 1 ms 300 KB Output is correct
27 Correct 1 ms 296 KB Output is correct
28 Correct 1 ms 300 KB Output is correct
29 Correct 1 ms 296 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 296 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 304 KB Output is correct
35 Correct 1 ms 300 KB Output is correct
36 Correct 1 ms 296 KB Output is correct
37 Correct 1 ms 208 KB Output is correct
38 Correct 1 ms 300 KB Output is correct
39 Correct 1 ms 300 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 1 ms 300 KB Output is correct
42 Correct 1 ms 208 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 1 ms 284 KB Output is correct
45 Correct 1 ms 300 KB Output is correct
46 Correct 1 ms 300 KB Output is correct
47 Correct 1 ms 292 KB Output is correct
48 Correct 1 ms 300 KB Output is correct
49 Correct 1 ms 296 KB Output is correct
50 Correct 1 ms 300 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 0 ms 296 KB Output is correct
5 Correct 1 ms 296 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 308 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 284 KB Output is correct
11 Correct 1 ms 284 KB Output is correct
12 Correct 1 ms 300 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 296 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 0 ms 300 KB Output is correct
22 Correct 0 ms 208 KB Output is correct
23 Correct 1 ms 288 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 1 ms 208 KB Output is correct
27 Correct 1 ms 296 KB Output is correct
28 Correct 0 ms 284 KB Output is correct
29 Correct 1 ms 300 KB Output is correct
30 Correct 1 ms 296 KB Output is correct
31 Correct 1 ms 296 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 304 KB Output is correct
34 Correct 1 ms 300 KB Output is correct
35 Correct 1 ms 288 KB Output is correct
36 Correct 1 ms 288 KB Output is correct
37 Correct 1 ms 264 KB Output is correct
38 Correct 1 ms 208 KB Output is correct
39 Correct 1 ms 208 KB Output is correct
40 Correct 1 ms 296 KB Output is correct
41 Correct 1 ms 284 KB Output is correct
42 Correct 1 ms 296 KB Output is correct
43 Correct 1 ms 300 KB Output is correct
44 Correct 1 ms 208 KB Output is correct
45 Correct 0 ms 208 KB Output is correct
46 Correct 1 ms 208 KB Output is correct
47 Correct 1 ms 296 KB Output is correct
48 Correct 0 ms 304 KB Output is correct
49 Correct 1 ms 208 KB Output is correct
50 Correct 1 ms 300 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 300 KB Output is correct
2 Correct 1 ms 208 KB Output is correct
3 Correct 1 ms 296 KB Output is correct
4 Correct 0 ms 296 KB Output is correct
5 Correct 1 ms 296 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 308 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 284 KB Output is correct
11 Correct 1 ms 284 KB Output is correct
12 Correct 1 ms 300 KB Output is correct
13 Correct 0 ms 208 KB Output is correct
14 Correct 1 ms 296 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 296 KB Output is correct
19 Correct 1 ms 300 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 0 ms 300 KB Output is correct
22 Correct 0 ms 208 KB Output is correct
23 Correct 1 ms 288 KB Output is correct
24 Correct 1 ms 208 KB Output is correct
25 Correct 1 ms 300 KB Output is correct
26 Correct 1 ms 300 KB Output is correct
27 Correct 1 ms 296 KB Output is correct
28 Correct 1 ms 300 KB Output is correct
29 Correct 1 ms 296 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 296 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 304 KB Output is correct
35 Correct 1 ms 300 KB Output is correct
36 Correct 1 ms 296 KB Output is correct
37 Correct 1 ms 208 KB Output is correct
38 Correct 1 ms 300 KB Output is correct
39 Correct 1 ms 300 KB Output is correct
40 Correct 1 ms 300 KB Output is correct
41 Correct 1 ms 300 KB Output is correct
42 Correct 1 ms 208 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 1 ms 284 KB Output is correct
45 Correct 1 ms 300 KB Output is correct
46 Correct 1 ms 300 KB Output is correct
47 Correct 1 ms 292 KB Output is correct
48 Correct 1 ms 300 KB Output is correct
49 Correct 1 ms 296 KB Output is correct
50 Correct 1 ms 300 KB Output is correct
51 Correct 1 ms 208 KB Output is correct
52 Correct 1 ms 296 KB Output is correct
53 Correct 0 ms 284 KB Output is correct
54 Correct 1 ms 300 KB Output is correct
55 Correct 1 ms 296 KB Output is correct
56 Correct 1 ms 296 KB Output is correct
57 Correct 1 ms 208 KB Output is correct
58 Correct 1 ms 304 KB Output is correct
59 Correct 1 ms 300 KB Output is correct
60 Correct 1 ms 288 KB Output is correct
61 Correct 1 ms 288 KB Output is correct
62 Correct 1 ms 264 KB Output is correct
63 Correct 1 ms 208 KB Output is correct
64 Correct 1 ms 208 KB Output is correct
65 Correct 1 ms 296 KB Output is correct
66 Correct 1 ms 284 KB Output is correct
67 Correct 1 ms 296 KB Output is correct
68 Correct 1 ms 300 KB Output is correct
69 Correct 1 ms 208 KB Output is correct
70 Correct 0 ms 208 KB Output is correct
71 Correct 1 ms 208 KB Output is correct
72 Correct 1 ms 296 KB Output is correct
73 Correct 0 ms 304 KB Output is correct
74 Correct 1 ms 208 KB Output is correct
75 Correct 1 ms 300 KB Output is correct
76 Correct 0 ms 208 KB Output is correct
77 Correct 1 ms 208 KB Output is correct
78 Correct 1 ms 308 KB Output is correct
79 Correct 1 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 1 ms 208 KB Output is correct
83 Correct 1 ms 208 KB Output is correct
84 Correct 1 ms 308 KB Output is correct
85 Correct 1 ms 304 KB Output is correct
86 Correct 1 ms 300 KB Output is correct
87 Correct 1 ms 336 KB Output is correct
88 Correct 0 ms 208 KB Output is correct
89 Correct 1 ms 208 KB Output is correct
90 Correct 1 ms 208 KB Output is correct
91 Correct 1 ms 312 KB Output is correct
92 Correct 1 ms 300 KB Output is correct
93 Correct 1 ms 208 KB Output is correct
94 Correct 1 ms 296 KB Output is correct
95 Correct 1 ms 296 KB Output is correct
96 Correct 1 ms 208 KB Output is correct
97 Correct 1 ms 208 KB Output is correct
98 Correct 1 ms 208 KB Output is correct
99 Correct 1 ms 300 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 300 KB Output is correct
103 Correct 1 ms 208 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 300 KB Output is correct
107 Correct 1 ms 304 KB Output is correct
108 Correct 1 ms 208 KB Output is correct
109 Correct 0 ms 208 KB Output is correct
110 Correct 1 ms 276 KB Output is correct
111 Correct 0 ms 300 KB Output is correct
112 Correct 1 ms 296 KB Output is correct
113 Correct 1 ms 208 KB Output is correct
114 Correct 1 ms 300 KB Output is correct
115 Correct 1 ms 320 KB Output is correct
116 Correct 1 ms 304 KB Output is correct
117 Correct 1 ms 296 KB Output is correct
118 Correct 1 ms 300 KB Output is correct
119 Correct 1 ms 304 KB Output is correct
120 Correct 1 ms 208 KB Output is correct
121 Correct 1 ms 300 KB Output is correct
122 Correct 1 ms 284 KB Output is correct
123 Correct 1 ms 288 KB Output is correct
124 Correct 1 ms 300 KB Output is correct
125 Correct 1 ms 300 KB Output is correct
126 Correct 1 ms 208 KB Output is correct
127 Correct 1 ms 208 KB Output is correct
128 Correct 1 ms 296 KB Output is correct
129 Correct 1 ms 276 KB Output is correct
130 Correct 1 ms 332 KB Output is correct
131 Correct 1 ms 300 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 300 KB Output is correct
135 Correct 1 ms 208 KB Output is correct