oj.uz

Submission #415099

# Submission time Handle Problem Language Result Execution time Memory
415099 2021-05-31T14:21:20 Z amunduzbaev A Difficult(y) Choice (BOI21_books) C++14
100 / 100
 3 ms 456 KB 
#include "books.h"
#include <bits/stdc++.h>
#ifndef EVAL
#include "grader.cpp"
#endif

using namespace std;	

#define int long long
#define i32 int32_t
#define pb push_back
#define ff first
#define ss second

template<class T> bool umin(T& a, const T b) { if(a > b) { a = b; return 1; } return 0; }
template<class T> bool umax(T& a, const T b) { if(a < b) { a = b; return 1; } return 0; }
template<int sz> using tut = array<int, sz>;

const int M = 2e5+5;
const long long inf = 1e18;
const int mod = 1e9+7;
int a[M], pref[M], n;
bitset<M> used;

void get(int m){
	if(used[m]) return;
	a[m] = skim(m), used[m] = 1;
}

vector<i32> res(int l, int r){
	vector<i32> rr;
	for(int i=l;i<=r;i++) rr.pb(i);
	return rr;
}

void solve(i32 n, i32 k, int A, i32 S) {
	::n = n;
	int l = 1, r = n, s = -1;
	while(l + 1 < r){
		int m = (l + r)>>1; get(m);
		if(k * a[m] < A) l = m;
		else if(k * a[m] > 2 * A) r = m;
		else { s = m; break; }
	} if(s == -1) s = l;
	
	l = max(1ll, s - k + 1), r = min((int)n, s + k - 1);
	for(int i=l;i<=r;i++) get(i);
	int in = -1, sum = 0;
	for(int i=l;i<l+k;i++) sum += a[i];
	if(sum >= A && sum <= 2 * A) { answer(res(l, l+k-1)); return; }
	for(int i=l+k;i<=r;i++){
		sum -= a[i-k], sum += a[i];
		if(sum >= A) { in = i; break; }
	} if(sum >= A && sum <= 2 * A) { answer(res(in-k+1, in)); return; }
	sum = a[in];
	for(int i=1;i<k;i++) get(i), sum += a[i];
	vector<i32> rr; rr = res(1, k-1); rr.pb(in);
	if(sum >= A && sum <= 2 * A) answer(rr); 
	else impossible(); 
}

/*
 
4 3 20 5
5 10 17 25

*/

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 2 ms 200 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 2 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 1 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 312 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 2 ms 328 KB Output is correct
14 Correct 2 ms 328 KB Output is correct
15 Correct 2 ms 328 KB Output is correct
16 Correct 1 ms 328 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 2 ms 328 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 2 ms 312 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 1 ms 328 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 2 ms 328 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 2 ms 312 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 1 ms 328 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 2 ms 328 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 2 ms 308 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 1 ms 296 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 3 ms 304 KB Output is correct
19 Correct 2 ms 304 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 1 ms 328 KB Output is correct
24 Correct 2 ms 304 KB Output is correct
25 Correct 2 ms 304 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 2 ms 328 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 2 ms 312 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 1 ms 328 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 2 ms 328 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 2 ms 308 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 1 ms 296 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 3 ms 304 KB Output is correct
19 Correct 2 ms 304 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 1 ms 328 KB Output is correct
24 Correct 2 ms 304 KB Output is correct
25 Correct 2 ms 304 KB Output is correct
26 Correct 2 ms 200 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
29 Correct 2 ms 320 KB Output is correct
30 Correct 1 ms 428 KB Output is correct
31 Correct 2 ms 304 KB Output is correct
32 Correct 1 ms 296 KB Output is correct
33 Correct 2 ms 320 KB Output is correct
34 Correct 1 ms 308 KB Output is correct
35 Correct 2 ms 200 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 2 ms 308 KB Output is correct
38 Correct 1 ms 320 KB Output is correct
39 Correct 2 ms 300 KB Output is correct
40 Correct 2 ms 328 KB Output is correct
41 Correct 1 ms 328 KB Output is correct
42 Correct 1 ms 200 KB Output is correct
43 Correct 1 ms 300 KB Output is correct
44 Correct 1 ms 200 KB Output is correct
45 Correct 1 ms 300 KB Output is correct
46 Correct 2 ms 200 KB Output is correct
47 Correct 2 ms 300 KB Output is correct
48 Correct 1 ms 328 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 1 ms 328 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 2 ms 328 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 2 ms 312 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 1 ms 328 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 2 ms 328 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 2 ms 308 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 1 ms 296 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 3 ms 304 KB Output is correct
19 Correct 2 ms 304 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 1 ms 328 KB Output is correct
24 Correct 2 ms 304 KB Output is correct
25 Correct 2 ms 304 KB Output is correct
26 Correct 1 ms 280 KB Output is correct
27 Correct 2 ms 300 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 320 KB Output is correct
31 Correct 2 ms 300 KB Output is correct
32 Correct 1 ms 320 KB Output is correct
33 Correct 2 ms 328 KB Output is correct
34 Correct 1 ms 308 KB Output is correct
35 Correct 1 ms 284 KB Output is correct
36 Correct 1 ms 296 KB Output is correct
37 Correct 1 ms 308 KB Output is correct
38 Correct 1 ms 300 KB Output is correct
39 Correct 2 ms 300 KB Output is correct
40 Correct 2 ms 328 KB Output is correct
41 Correct 2 ms 328 KB Output is correct
42 Correct 1 ms 296 KB Output is correct
43 Correct 2 ms 328 KB Output is correct
44 Correct 1 ms 316 KB Output is correct
45 Correct 2 ms 320 KB Output is correct
46 Correct 1 ms 320 KB Output is correct
47 Correct 1 ms 320 KB Output is correct
48 Correct 2 ms 308 KB Output is correct
49 Correct 2 ms 328 KB Output is correct
50 Correct 2 ms 304 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 292 KB Output is correct
3 Correct 2 ms 328 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 2 ms 312 KB Output is correct
6 Correct 1 ms 320 KB Output is correct
7 Correct 1 ms 328 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 1 ms 328 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 308 KB Output is correct
12 Correct 2 ms 328 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 2 ms 308 KB Output is correct
15 Correct 1 ms 320 KB Output is correct
16 Correct 1 ms 296 KB Output is correct
17 Correct 1 ms 328 KB Output is correct
18 Correct 3 ms 304 KB Output is correct
19 Correct 2 ms 304 KB Output is correct
20 Correct 1 ms 320 KB Output is correct
21 Correct 1 ms 328 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 1 ms 328 KB Output is correct
24 Correct 2 ms 304 KB Output is correct
25 Correct 2 ms 304 KB Output is correct
26 Correct 2 ms 200 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 1 ms 304 KB Output is correct
29 Correct 2 ms 320 KB Output is correct
30 Correct 1 ms 428 KB Output is correct
31 Correct 2 ms 304 KB Output is correct
32 Correct 1 ms 296 KB Output is correct
33 Correct 2 ms 320 KB Output is correct
34 Correct 1 ms 308 KB Output is correct
35 Correct 2 ms 200 KB Output is correct
36 Correct 1 ms 300 KB Output is correct
37 Correct 2 ms 308 KB Output is correct
38 Correct 1 ms 320 KB Output is correct
39 Correct 2 ms 300 KB Output is correct
40 Correct 2 ms 328 KB Output is correct
41 Correct 1 ms 328 KB Output is correct
42 Correct 1 ms 200 KB Output is correct
43 Correct 1 ms 300 KB Output is correct
44 Correct 1 ms 200 KB Output is correct
45 Correct 1 ms 300 KB Output is correct
46 Correct 2 ms 200 KB Output is correct
47 Correct 2 ms 300 KB Output is correct
48 Correct 1 ms 328 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 1 ms 328 KB Output is correct
51 Correct 1 ms 280 KB Output is correct
52 Correct 2 ms 300 KB Output is correct
53 Correct 1 ms 300 KB Output is correct
54 Correct 1 ms 296 KB Output is correct
55 Correct 1 ms 320 KB Output is correct
56 Correct 2 ms 300 KB Output is correct
57 Correct 1 ms 320 KB Output is correct
58 Correct 2 ms 328 KB Output is correct
59 Correct 1 ms 308 KB Output is correct
60 Correct 1 ms 284 KB Output is correct
61 Correct 1 ms 296 KB Output is correct
62 Correct 1 ms 308 KB Output is correct
63 Correct 1 ms 300 KB Output is correct
64 Correct 2 ms 300 KB Output is correct
65 Correct 2 ms 328 KB Output is correct
66 Correct 2 ms 328 KB Output is correct
67 Correct 1 ms 296 KB Output is correct
68 Correct 2 ms 328 KB Output is correct
69 Correct 1 ms 316 KB Output is correct
70 Correct 2 ms 320 KB Output is correct
71 Correct 1 ms 320 KB Output is correct
72 Correct 1 ms 320 KB Output is correct
73 Correct 2 ms 308 KB Output is correct
74 Correct 2 ms 328 KB Output is correct
75 Correct 2 ms 304 KB Output is correct
76 Correct 1 ms 200 KB Output is correct
77 Correct 1 ms 200 KB Output is correct
78 Correct 1 ms 200 KB Output is correct
79 Correct 1 ms 200 KB Output is correct
80 Correct 1 ms 200 KB Output is correct
81 Correct 2 ms 200 KB Output is correct
82 Correct 1 ms 200 KB Output is correct
83 Correct 1 ms 200 KB Output is correct
84 Correct 2 ms 200 KB Output is correct
85 Correct 1 ms 200 KB Output is correct
86 Correct 2 ms 200 KB Output is correct
87 Correct 1 ms 328 KB Output is correct
88 Correct 1 ms 328 KB Output is correct
89 Correct 2 ms 328 KB Output is correct
90 Correct 2 ms 328 KB Output is correct
91 Correct 2 ms 328 KB Output is correct
92 Correct 1 ms 304 KB Output is correct
93 Correct 1 ms 300 KB Output is correct
94 Correct 2 ms 320 KB Output is correct
95 Correct 1 ms 296 KB Output is correct
96 Correct 2 ms 328 KB Output is correct
97 Correct 2 ms 284 KB Output is correct
98 Correct 1 ms 320 KB Output is correct
99 Correct 1 ms 308 KB Output is correct
100 Correct 1 ms 308 KB Output is correct
101 Correct 1 ms 284 KB Output is correct
102 Correct 1 ms 288 KB Output is correct
103 Correct 2 ms 304 KB Output is correct
104 Correct 2 ms 328 KB Output is correct
105 Correct 1 ms 328 KB Output is correct
106 Correct 1 ms 328 KB Output is correct
107 Correct 2 ms 304 KB Output is correct
108 Correct 1 ms 200 KB Output is correct
109 Correct 1 ms 296 KB Output is correct
110 Correct 1 ms 200 KB Output is correct
111 Correct 1 ms 296 KB Output is correct
112 Correct 1 ms 200 KB Output is correct
113 Correct 2 ms 200 KB Output is correct
114 Correct 2 ms 328 KB Output is correct
115 Correct 2 ms 328 KB Output is correct
116 Correct 1 ms 328 KB Output is correct
117 Correct 1 ms 304 KB Output is correct
118 Correct 1 ms 304 KB Output is correct
119 Correct 2 ms 328 KB Output is correct
120 Correct 1 ms 296 KB Output is correct
121 Correct 1 ms 320 KB Output is correct
122 Correct 2 ms 320 KB Output is correct
123 Correct 2 ms 328 KB Output is correct
124 Correct 2 ms 308 KB Output is correct
125 Correct 1 ms 320 KB Output is correct
126 Correct 2 ms 456 KB Output is correct
127 Correct 2 ms 300 KB Output is correct
128 Correct 3 ms 200 KB Output is correct
129 Correct 1 ms 200 KB Output is correct
130 Correct 2 ms 200 KB Output is correct
131 Correct 1 ms 320 KB Output is correct
132 Correct 2 ms 284 KB Output is correct
133 Correct 2 ms 312 KB Output is correct
134 Correct 3 ms 320 KB Output is correct
135 Correct 2 ms 304 KB Output is correct