oj.uz

Submission #966883

# Submission time Handle Problem Language Result Execution time Memory
966883 2024-04-20T14:19:06 Z bachhoangxuan A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 15 ms 856 KB 
#include <bits/stdc++.h>
#include "books.h"
using namespace std;
//#define ll long long
//
// --- 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.
//

map<int,long long> mp;
long long query(int x){
    if(mp.find(x)!=mp.end()) return mp[x];
    else return mp[x]=skim(x);
}

void solve(int N, int K, long long A, int S) {
    vector<int> ans(K);
    int l=1,r=N,pos=N+1;
    while(l<=r){
        int mid=(l+r)>>1;
        if(query(mid)>=A) pos=mid,r=mid-1;
        else l=mid+1;
    }
    vector<pair<long long,int>> d;
    for(int i=1;i<=min(K,pos-1);i++) d.push_back({query(i),i});
    for(int i=pos-1;i>=max(min(K,pos-1)+1,pos-K);i--) d.push_back({query(i),i});
    sort(d.begin(),d.end());
    if((int)d.size()>=K-1 && pos!=N+1){
        long long total=0;
        for(int i=0;i<K-1;i++) total+=d[i].first;
        total+=query(pos);
        if(total>=A && total<=2*A){
            for(int i=0;i<K-1;i++) ans[i]=d[i].second;
            ans[K-1]=pos;
            answer(ans);
            return;
        }
    }
    int sz=(int)d.size();
    for(int i=0;i<(1<<sz);i++){
        if(__builtin_popcount(i)!=K) continue;
        long long total=0;
        for(int j=0;j<sz;j++) if(i>>j&1) total+=d[j].first;
        if(A<=total && total<=2*A){
            ans.clear();
            for(int j=0;j<sz;j++) if(i>>j&1) ans.push_back(d[j].second);
            answer(ans);
            return;
        }
    }
    impossible();
}

Subtask #1
5.0 / 5.0

# 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 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 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 0 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 0 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 0 ms 428 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 15 ms 604 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 0 ms 608 KB Output is correct
15 Correct 0 ms 344 KB Output is correct
16 Correct 14 ms 600 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 600 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 1 ms 344 KB Output is correct
8 Correct 14 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 600 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 1 ms 344 KB Output is correct
8 Correct 14 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 444 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 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 14 ms 600 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 608 KB Output is correct
25 Correct 0 ms 344 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 600 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 1 ms 344 KB Output is correct
8 Correct 14 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 444 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 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 14 ms 600 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 608 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 600 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 1 ms 428 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 14 ms 344 KB Output is correct
34 Correct 1 ms 600 KB Output is correct
35 Correct 0 ms 600 KB Output is correct
36 Correct 0 ms 600 KB Output is correct
37 Correct 0 ms 600 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 436 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 0 ms 436 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 1 ms 436 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 428 KB Output is correct
47 Correct 2 ms 340 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 14 ms 440 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 600 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 1 ms 344 KB Output is correct
8 Correct 14 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 444 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 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 14 ms 600 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 608 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 596 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 600 KB Output is correct
29 Correct 0 ms 436 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 1 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 15 ms 348 KB Output is correct
34 Correct 0 ms 600 KB Output is correct
35 Correct 0 ms 608 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 352 KB Output is correct
41 Correct 0 ms 548 KB Output is correct
42 Correct 1 ms 436 KB Output is correct
43 Correct 0 ms 340 KB Output is correct
44 Correct 1 ms 344 KB Output is correct
45 Correct 1 ms 596 KB Output is correct
46 Correct 1 ms 436 KB Output is correct
47 Correct 14 ms 600 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 0 ms 600 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 600 KB Output is correct
2 Correct 1 ms 600 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 1 ms 344 KB Output is correct
8 Correct 14 ms 344 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 1 ms 428 KB Output is correct
12 Correct 1 ms 444 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 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 14 ms 600 KB Output is correct
18 Correct 0 ms 340 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 0 ms 600 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 0 ms 608 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 600 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 1 ms 428 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 1 ms 344 KB Output is correct
32 Correct 1 ms 344 KB Output is correct
33 Correct 14 ms 344 KB Output is correct
34 Correct 1 ms 600 KB Output is correct
35 Correct 0 ms 600 KB Output is correct
36 Correct 0 ms 600 KB Output is correct
37 Correct 0 ms 600 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 436 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 0 ms 436 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 1 ms 436 KB Output is correct
45 Correct 0 ms 344 KB Output is correct
46 Correct 0 ms 428 KB Output is correct
47 Correct 2 ms 340 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 1 ms 344 KB Output is correct
50 Correct 14 ms 440 KB Output is correct
51 Correct 1 ms 596 KB Output is correct
52 Correct 1 ms 344 KB Output is correct
53 Correct 1 ms 600 KB Output is correct
54 Correct 0 ms 436 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 1 ms 600 KB Output is correct
57 Correct 0 ms 344 KB Output is correct
58 Correct 15 ms 348 KB Output is correct
59 Correct 0 ms 600 KB Output is correct
60 Correct 0 ms 608 KB Output is correct
61 Correct 0 ms 348 KB Output is correct
62 Correct 0 ms 600 KB Output is correct
63 Correct 1 ms 344 KB Output is correct
64 Correct 1 ms 348 KB Output is correct
65 Correct 1 ms 352 KB Output is correct
66 Correct 0 ms 548 KB Output is correct
67 Correct 1 ms 436 KB Output is correct
68 Correct 0 ms 340 KB Output is correct
69 Correct 1 ms 344 KB Output is correct
70 Correct 1 ms 596 KB Output is correct
71 Correct 1 ms 436 KB Output is correct
72 Correct 14 ms 600 KB Output is correct
73 Correct 1 ms 344 KB Output is correct
74 Correct 1 ms 344 KB Output is correct
75 Correct 0 ms 600 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 1 ms 348 KB Output is correct
78 Correct 0 ms 352 KB Output is correct
79 Correct 0 ms 352 KB Output is correct
80 Correct 0 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 0 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 0 ms 344 KB Output is correct
85 Correct 1 ms 344 KB Output is correct
86 Correct 1 ms 344 KB Output is correct
87 Correct 14 ms 856 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 0 ms 600 KB Output is correct
90 Correct 1 ms 344 KB Output is correct
91 Correct 14 ms 600 KB Output is correct
92 Correct 1 ms 344 KB Output is correct
93 Correct 0 ms 600 KB Output is correct
94 Correct 0 ms 344 KB Output is correct
95 Correct 0 ms 416 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 344 KB Output is correct
99 Correct 14 ms 600 KB Output is correct
100 Correct 1 ms 344 KB Output is correct
101 Correct 1 ms 600 KB Output is correct
102 Correct 1 ms 600 KB Output is correct
103 Correct 0 ms 600 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 344 KB Output is correct
107 Correct 0 ms 344 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 1 ms 344 KB Output is correct
112 Correct 0 ms 344 KB Output is correct
113 Correct 1 ms 436 KB Output is correct
114 Correct 1 ms 344 KB Output is correct
115 Correct 0 ms 600 KB Output is correct
116 Correct 14 ms 432 KB Output is correct
117 Correct 1 ms 340 KB Output is correct
118 Correct 1 ms 344 KB Output is correct
119 Correct 0 ms 344 KB Output is correct
120 Correct 1 ms 344 KB Output is correct
121 Correct 1 ms 428 KB Output is correct
122 Correct 14 ms 344 KB Output is correct
123 Correct 0 ms 596 KB Output is correct
124 Correct 1 ms 540 KB Output is correct
125 Correct 0 ms 600 KB Output is correct
126 Correct 0 ms 600 KB Output is correct
127 Correct 0 ms 600 KB Output is correct
128 Correct 1 ms 344 KB Output is correct
129 Correct 1 ms 344 KB Output is correct
130 Correct 1 ms 600 KB Output is correct
131 Correct 14 ms 344 KB Output is correct
132 Correct 1 ms 344 KB Output is correct
133 Correct 0 ms 344 KB Output is correct
134 Correct 1 ms 600 KB Output is correct
135 Correct 14 ms 344 KB Output is correct