oj.uz

Submission #941655

# Submission time Handle Problem Language Result Execution time Memory
941655 2024-03-09T08:46:37 Z Xiaoyang A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 1 ms 856 KB 
#include "books.h"
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
 
#define fi first 
#define se second 
#define pll pair<ll,ll>
#define pb push_back
#define debug(x) cerr<<#x<<"="<<x<<endl;
#define MP make_pair
#define rep(i,a,b) for(ll i=a;i<b;i++)
#define SZ(x) (ll)x.size()
#define ALL(x) x.begin(),x.end()
#define endl "\n"
const ll inf=1e18;
 
const ll maxn=1e5+5;
ll diff[maxn];
ll d(ll x){
	if(diff[x])return diff[x];
	return diff[x]=skim(x);
}
void solve(int n, int k, long long A, int s) {
	ll sum=0,lo=1,hi=n,id=1;
	vector<int>ans;
	rep(i,1,n+1)if(i<=k)sum+=d(i),ans.pb(i);
	if(sum>2*A)impossible();
	if(sum>=A)answer(ans);
	while(lo<hi){
		ll mid=(lo+hi+1)>>1;
		if(d(mid)<=A)lo=mid;
		else hi=mid-1;
	}
	if(lo+1<=n and sum-d(k)+d(lo+1)<=2*A){
		ans[k-1]=lo+1;
		answer(ans);
	}
	while(id<=k and lo>0){
		if(sum>=A)break;
		ans[id-1]=lo;
		sum-=d(id);
		sum+=d(lo);
		id++;lo--;
	}
  	if(sum>=A)answer(ans);
	impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 856 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 0 ms 600 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 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 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 1 ms 344 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 1 ms 448 KB Output is correct
10 Correct 0 ms 600 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 0 ms 600 KB Output is correct
13 Correct 0 ms 344 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 0 ms 600 KB Output is correct
16 Correct 1 ms 344 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 448 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 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 1 ms 344 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 448 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 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 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 700 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 448 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 596 KB Output is correct
23 Correct 1 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 444 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 448 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 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 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 700 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 448 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 596 KB Output is correct
23 Correct 1 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 444 KB Output is correct
26 Correct 0 ms 600 KB Output is correct
27 Correct 1 ms 448 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 500 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 600 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 1 ms 444 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 600 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 1 ms 448 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 0 ms 444 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 448 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 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 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 700 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 448 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 596 KB Output is correct
23 Correct 1 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 444 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 444 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 596 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 1 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 0 ms 600 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 0 ms 448 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 0 ms 600 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 0 ms 600 KB Output is correct
50 Correct 1 ms 704 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 448 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 448 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 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 1 ms 344 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 1 ms 700 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 1 ms 448 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 600 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 1 ms 344 KB Output is correct
22 Correct 1 ms 596 KB Output is correct
23 Correct 1 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 1 ms 444 KB Output is correct
26 Correct 0 ms 600 KB Output is correct
27 Correct 1 ms 448 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 0 ms 500 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 600 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 0 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 1 ms 344 KB Output is correct
41 Correct 1 ms 444 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 0 ms 344 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 600 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 1 ms 448 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 0 ms 444 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 0 ms 444 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 0 ms 344 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 0 ms 596 KB Output is correct
57 Correct 1 ms 344 KB Output is correct
58 Correct 1 ms 344 KB Output is correct
59 Correct 1 ms 344 KB Output is correct
60 Correct 0 ms 344 KB Output is correct
61 Correct 0 ms 600 KB Output is correct
62 Correct 1 ms 344 KB Output is correct
63 Correct 1 ms 344 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 1 ms 344 KB Output is correct
66 Correct 0 ms 448 KB Output is correct
67 Correct 0 ms 344 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 0 ms 344 KB Output is correct
70 Correct 0 ms 344 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 0 ms 600 KB Output is correct
73 Correct 1 ms 344 KB Output is correct
74 Correct 0 ms 600 KB Output is correct
75 Correct 1 ms 704 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 1 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 348 KB Output is correct
82 Correct 0 ms 596 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 1 ms 648 KB Output is correct
85 Correct 1 ms 444 KB Output is correct
86 Correct 1 ms 356 KB Output is correct
87 Correct 1 ms 344 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 1 ms 344 KB Output is correct
90 Correct 1 ms 344 KB Output is correct
91 Correct 1 ms 600 KB Output is correct
92 Correct 1 ms 344 KB Output is correct
93 Correct 1 ms 344 KB Output is correct
94 Correct 0 ms 448 KB Output is correct
95 Correct 0 ms 344 KB Output is correct
96 Correct 0 ms 344 KB Output is correct
97 Correct 0 ms 344 KB Output is correct
98 Correct 0 ms 344 KB Output is correct
99 Correct 1 ms 448 KB Output is correct
100 Correct 1 ms 500 KB Output is correct
101 Correct 1 ms 344 KB Output is correct
102 Correct 1 ms 424 KB Output is correct
103 Correct 0 ms 344 KB Output is correct
104 Correct 0 ms 344 KB Output is correct
105 Correct 1 ms 344 KB Output is correct
106 Correct 1 ms 448 KB Output is correct
107 Correct 1 ms 344 KB Output is correct
108 Correct 1 ms 592 KB Output is correct
109 Correct 1 ms 344 KB Output is correct
110 Correct 1 ms 344 KB Output is correct
111 Correct 0 ms 344 KB Output is correct
112 Correct 0 ms 344 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Correct 0 ms 600 KB Output is correct
115 Correct 0 ms 596 KB Output is correct
116 Correct 1 ms 344 KB Output is correct
117 Correct 1 ms 448 KB Output is correct
118 Correct 1 ms 344 KB Output is correct
119 Correct 1 ms 500 KB Output is correct
120 Correct 0 ms 344 KB Output is correct
121 Correct 1 ms 344 KB Output is correct
122 Correct 1 ms 448 KB Output is correct
123 Correct 1 ms 856 KB Output is correct
124 Correct 1 ms 344 KB Output is correct
125 Correct 1 ms 600 KB Output is correct
126 Correct 0 ms 600 KB Output is correct
127 Correct 1 ms 344 KB Output is correct
128 Correct 1 ms 344 KB Output is correct
129 Correct 0 ms 344 KB Output is correct
130 Correct 1 ms 448 KB Output is correct
131 Correct 1 ms 600 KB Output is correct
132 Correct 0 ms 344 KB Output is correct
133 Correct 1 ms 344 KB Output is correct
134 Correct 1 ms 448 KB Output is correct
135 Correct 0 ms 448 KB Output is correct