oj.uz

Submission #811300

# Submission time Handle Problem Language Result Execution time Memory
811300 2023-08-07T03:53:36 Z alvingogo A Difficult(y) Choice (BOI21_books) C++14
100 / 100
 1 ms 336 KB 
#include <bits/stdc++.h>
#define fs first
#define sc second
#include "books.h"

using namespace std;

void solve(int n, int k, long long a, int s) {
    vector<pair<long long,int> > v;
    long long p=0;
    for(int i=1;i<k;i++){
        v.push_back({skim(i),i});
        p+=v.back().fs;
    }
    int l=k,r=n;
    while(r>l){
        int m=(l+r+1)/2;
        long long z=skim(m)+p;
        if(z>2*a){
            r=m-1;
        }
        else if(a<=z){
            vector<int> ans;
            for(int i=1;i<k;i++){
                ans.push_back(i);
            }
            ans.push_back(m);
            answer(ans);
            return;
        }
        else{
            l=m;
        }
    }
    vector<pair<long long,int> > c;
    long long p2=0;
    c.push_back({skim(l),l});
    p2+=c.back().fs;
    for(int i=l-1;i>l-k;i--){
        c.push_back({skim(i),i});
        p2+=c.back().fs;
    }
    if(p2>=a && 2*a>=p2){
        vector<int> ans;
        for(auto h:c){
            ans.push_back(h.sc);
        }
        answer(ans);
        return;
    }
    reverse(c.begin(),c.end());
    for(int i=0;i<k-1;i++){
        long long z=0;
        for(int j=0;j<i;j++){
            z+=v[j].fs;
        }
        for(int j=i;j<k;j++){
            z+=c[j].sc;
        }
        if(2*a >= z && z>=a){
            vector<int> ans;
            for(int j=0;j<i;j++){
                ans.push_back(v[j].sc);
            }
            for(int j=i;j<k;j++){
                ans.push_back(c[j].sc);
            }
            answer(ans);
            return;
        }
    }
    impossible();
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 208 KB Output is correct
2 Correct 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 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 0 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 0 ms 208 KB Output is correct
3 Correct 0 ms 208 KB Output is correct
4 Correct 0 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 0 ms 208 KB Output is correct
8 Correct 0 ms 208 KB Output is correct
9 Correct 1 ms 208 KB Output is correct
10 Correct 0 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 0 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct

Subtask #3
10.0 / 10.0

# 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 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 288 KB Output is correct

Subtask #4
15.0 / 15.0

# 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 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 288 KB Output is correct
10 Correct 0 ms 292 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 0 ms 208 KB Output is correct
24 Correct 1 ms 296 KB Output is correct
25 Correct 1 ms 292 KB Output is correct

Subtask #5
15.0 / 15.0

# 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 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 288 KB Output is correct
10 Correct 0 ms 292 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 0 ms 208 KB Output is correct
24 Correct 1 ms 296 KB Output is correct
25 Correct 1 ms 292 KB Output is correct
26 Correct 0 ms 208 KB Output is correct
27 Correct 0 ms 292 KB Output is correct
28 Correct 1 ms 208 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 292 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 292 KB Output is correct
33 Correct 1 ms 288 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 0 ms 292 KB Output is correct
36 Correct 0 ms 208 KB Output is correct
37 Correct 1 ms 292 KB Output is correct
38 Correct 1 ms 208 KB Output is correct
39 Correct 0 ms 296 KB Output is correct
40 Correct 1 ms 208 KB Output is correct
41 Correct 0 ms 208 KB Output is correct
42 Correct 1 ms 288 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 0 ms 208 KB Output is correct
45 Correct 1 ms 292 KB Output is correct
46 Correct 0 ms 208 KB Output is correct
47 Correct 1 ms 208 KB Output is correct
48 Correct 1 ms 208 KB Output is correct
49 Correct 1 ms 208 KB Output is correct
50 Correct 0 ms 208 KB Output is correct

Subtask #6
20.0 / 20.0

# 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 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 288 KB Output is correct
10 Correct 0 ms 292 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 0 ms 208 KB Output is correct
24 Correct 1 ms 296 KB Output is correct
25 Correct 1 ms 292 KB Output is correct
26 Correct 0 ms 208 KB Output is correct
27 Correct 1 ms 208 KB Output is correct
28 Correct 0 ms 208 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 0 ms 288 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 1 ms 292 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 0 ms 292 KB Output is correct
36 Correct 1 ms 208 KB Output is correct
37 Correct 1 ms 208 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 208 KB Output is correct
40 Correct 0 ms 208 KB Output is correct
41 Correct 0 ms 296 KB Output is correct
42 Correct 0 ms 288 KB Output is correct
43 Correct 1 ms 288 KB Output is correct
44 Correct 1 ms 208 KB Output is correct
45 Correct 1 ms 208 KB Output is correct
46 Correct 0 ms 288 KB Output is correct
47 Correct 1 ms 208 KB Output is correct
48 Correct 0 ms 208 KB Output is correct
49 Correct 1 ms 208 KB Output is correct
50 Correct 1 ms 208 KB Output is correct

Subtask #7
20.0 / 20.0

# 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 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 288 KB Output is correct
10 Correct 0 ms 292 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 208 KB Output is correct
13 Correct 1 ms 292 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 208 KB Output is correct
16 Correct 0 ms 208 KB Output is correct
17 Correct 1 ms 208 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 1 ms 336 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 0 ms 208 KB Output is correct
24 Correct 1 ms 296 KB Output is correct
25 Correct 1 ms 292 KB Output is correct
26 Correct 0 ms 208 KB Output is correct
27 Correct 0 ms 292 KB Output is correct
28 Correct 1 ms 208 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 292 KB Output is correct
31 Correct 0 ms 208 KB Output is correct
32 Correct 0 ms 292 KB Output is correct
33 Correct 1 ms 288 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 0 ms 292 KB Output is correct
36 Correct 0 ms 208 KB Output is correct
37 Correct 1 ms 292 KB Output is correct
38 Correct 1 ms 208 KB Output is correct
39 Correct 0 ms 296 KB Output is correct
40 Correct 1 ms 208 KB Output is correct
41 Correct 0 ms 208 KB Output is correct
42 Correct 1 ms 288 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 0 ms 208 KB Output is correct
45 Correct 1 ms 292 KB Output is correct
46 Correct 0 ms 208 KB Output is correct
47 Correct 1 ms 208 KB Output is correct
48 Correct 1 ms 208 KB Output is correct
49 Correct 1 ms 208 KB Output is correct
50 Correct 0 ms 208 KB Output is correct
51 Correct 0 ms 208 KB Output is correct
52 Correct 1 ms 208 KB Output is correct
53 Correct 0 ms 208 KB Output is correct
54 Correct 1 ms 208 KB Output is correct
55 Correct 0 ms 288 KB Output is correct
56 Correct 1 ms 208 KB Output is correct
57 Correct 1 ms 208 KB Output is correct
58 Correct 1 ms 292 KB Output is correct
59 Correct 1 ms 208 KB Output is correct
60 Correct 0 ms 292 KB Output is correct
61 Correct 1 ms 208 KB Output is correct
62 Correct 1 ms 208 KB Output is correct
63 Correct 1 ms 336 KB Output is correct
64 Correct 1 ms 208 KB Output is correct
65 Correct 0 ms 208 KB Output is correct
66 Correct 0 ms 296 KB Output is correct
67 Correct 0 ms 288 KB Output is correct
68 Correct 1 ms 288 KB Output is correct
69 Correct 1 ms 208 KB Output is correct
70 Correct 1 ms 208 KB Output is correct
71 Correct 0 ms 288 KB Output is correct
72 Correct 1 ms 208 KB Output is correct
73 Correct 0 ms 208 KB Output is correct
74 Correct 1 ms 208 KB Output is correct
75 Correct 1 ms 208 KB Output is correct
76 Correct 1 ms 208 KB Output is correct
77 Correct 0 ms 208 KB Output is correct
78 Correct 0 ms 208 KB Output is correct
79 Correct 0 ms 208 KB Output is correct
80 Correct 1 ms 208 KB Output is correct
81 Correct 0 ms 208 KB Output is correct
82 Correct 0 ms 288 KB Output is correct
83 Correct 1 ms 208 KB Output is correct
84 Correct 1 ms 208 KB Output is correct
85 Correct 0 ms 208 KB Output is correct
86 Correct 1 ms 208 KB Output is correct
87 Correct 1 ms 208 KB Output is correct
88 Correct 1 ms 208 KB Output is correct
89 Correct 0 ms 208 KB Output is correct
90 Correct 1 ms 208 KB Output is correct
91 Correct 1 ms 208 KB Output is correct
92 Correct 0 ms 208 KB Output is correct
93 Correct 0 ms 292 KB Output is correct
94 Correct 0 ms 296 KB Output is correct
95 Correct 1 ms 288 KB Output is correct
96 Correct 0 ms 208 KB Output is correct
97 Correct 0 ms 208 KB Output is correct
98 Correct 1 ms 208 KB Output is correct
99 Correct 1 ms 208 KB Output is correct
100 Correct 0 ms 288 KB Output is correct
101 Correct 1 ms 284 KB Output is correct
102 Correct 1 ms 208 KB Output is correct
103 Correct 1 ms 208 KB Output is correct
104 Correct 1 ms 208 KB Output is correct
105 Correct 0 ms 292 KB Output is correct
106 Correct 0 ms 208 KB Output is correct
107 Correct 0 ms 208 KB Output is correct
108 Correct 0 ms 208 KB Output is correct
109 Correct 1 ms 208 KB Output is correct
110 Correct 0 ms 208 KB Output is correct
111 Correct 1 ms 208 KB Output is correct
112 Correct 0 ms 208 KB Output is correct
113 Correct 1 ms 208 KB Output is correct
114 Correct 1 ms 208 KB Output is correct
115 Correct 1 ms 292 KB Output is correct
116 Correct 0 ms 208 KB Output is correct
117 Correct 1 ms 208 KB Output is correct
118 Correct 1 ms 208 KB Output is correct
119 Correct 0 ms 208 KB Output is correct
120 Correct 1 ms 208 KB Output is correct
121 Correct 0 ms 288 KB Output is correct
122 Correct 0 ms 296 KB Output is correct
123 Correct 1 ms 292 KB Output is correct
124 Correct 0 ms 292 KB Output is correct
125 Correct 0 ms 296 KB Output is correct
126 Correct 0 ms 208 KB Output is correct
127 Correct 1 ms 208 KB Output is correct
128 Correct 1 ms 208 KB Output is correct
129 Correct 0 ms 296 KB Output is correct
130 Correct 1 ms 208 KB Output is correct
131 Correct 1 ms 208 KB Output is correct
132 Correct 1 ms 336 KB Output is correct
133 Correct 1 ms 208 KB Output is correct
134 Correct 0 ms 288 KB Output is correct
135 Correct 1 ms 288 KB Output is correct