oj.uz

Submission #680622

# Submission time Handle Problem Language Result Execution time Memory
680622 2023-01-11T11:00:30 Z sysia A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 14 ms 336 KB 
//Sylwia Sapkowska
#include <bits/stdc++.h>
#include "books.h"
#pragma GCC optimize("O3", "unroll-loops")
using namespace std;

void __print(int x) {cerr << x;}
void __print(long long x) {cerr << x;}
void __print(long double x) {cerr << x;}
void __print(char x) {cerr << '\'' << x << '\'';}
void __print(const char *x) {cerr << '\"' << x << '\"';}
void __print(const string &x) {cerr << '\"' << x << '\"';}
void __print(bool x) {cerr << (x ? "true" : "false");}

template<typename T, typename V>
void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ", "; __print(x.second); cerr << '}';}
template<typename T>
void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? ", " : ""), __print(i); cerr << "}";}
void _print() {cerr << "]\n";}
template <typename T, typename... V>
void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
#ifdef LOCAL
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
#define debug(x...)
#endif

void solve(int n, int k, long long A, int S) {
    int L = 1, R = n, ans = n;
    while (R >= L){
        int mid = (L+R)/2;
        if (skim(mid) >= A){
            ans = mid;
            R = mid-1;
        } else {
            L = mid+1;
        }
    }
    // cout << ans << " " << skim(ans) << "\n";
    vector<pair<long long, int>>curr;
    for (int i = 1; i<=min(k, ans); i++) curr.emplace_back(skim(i), i);
    for (int i = ans, ck = k; i>=1 && ck > 0; i--, ck--) curr.emplace_back(skim(i), i);
    sort(curr.begin(), curr.end());
    curr.erase(unique(curr.begin(), curr.end()), curr.end());
    debug(curr);
    int M = (int)curr.size();
    for (int mask = 1; mask<(1<<M); mask++){
        if (__builtin_popcountll(mask) != k) continue;
        long long sum = 0;
        for (int i = 0; i<M; i++){
            if (mask&(1<<i)){
                sum += curr[i].first;
            }
        }
        if (sum >= A && sum <= 2*A) {
            vector<int>ans;
            for (int i = 0; i<M; i++){
                if (mask&(1<<i)){
                    ans.emplace_back(curr[i].second);
                }
            }
            answer(ans);
            exit(0);
        }
    }
    impossible();
}

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 256 KB Output is correct
3 Correct 1 ms 208 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 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 336 KB Output is correct
4 Correct 1 ms 208 KB Output is correct
5 Correct 1 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
9 Correct 1 ms 284 KB Output is correct
10 Correct 1 ms 208 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 12 ms 292 KB Output is correct
13 Correct 1 ms 208 KB Output is correct
14 Correct 6 ms 208 KB Output is correct
15 Correct 7 ms 208 KB Output is correct
16 Correct 12 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 292 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 11 ms 292 KB Output is correct
9 Correct 1 ms 292 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 292 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 11 ms 292 KB Output is correct
9 Correct 1 ms 292 KB Output is correct
10 Correct 1 ms 288 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 2 ms 288 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 11 ms 296 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 7 ms 292 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 6 ms 208 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 292 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 11 ms 292 KB Output is correct
9 Correct 1 ms 292 KB Output is correct
10 Correct 1 ms 288 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 2 ms 288 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 11 ms 296 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 7 ms 292 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 6 ms 208 KB Output is correct
26 Correct 1 ms 288 KB Output is correct
27 Correct 1 ms 328 KB Output is correct
28 Correct 1 ms 288 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 288 KB Output is correct
32 Correct 1 ms 296 KB Output is correct
33 Correct 12 ms 288 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 292 KB Output is correct
36 Correct 1 ms 292 KB Output is correct
37 Correct 1 ms 292 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 7 ms 208 KB Output is correct
40 Correct 7 ms 292 KB Output is correct
41 Correct 6 ms 208 KB Output is correct
42 Correct 1 ms 292 KB Output is correct
43 Correct 1 ms 288 KB Output is correct
44 Correct 1 ms 292 KB Output is correct
45 Correct 1 ms 292 KB Output is correct
46 Correct 1 ms 208 KB Output is correct
47 Correct 2 ms 208 KB Output is correct
48 Correct 7 ms 208 KB Output is correct
49 Correct 7 ms 320 KB Output is correct
50 Correct 11 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 292 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 11 ms 292 KB Output is correct
9 Correct 1 ms 292 KB Output is correct
10 Correct 1 ms 288 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 2 ms 288 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 11 ms 296 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 7 ms 292 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 6 ms 208 KB Output is correct
26 Correct 0 ms 292 KB Output is correct
27 Correct 1 ms 292 KB Output is correct
28 Correct 1 ms 288 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 320 KB Output is correct
31 Correct 1 ms 208 KB Output is correct
32 Correct 1 ms 208 KB Output is correct
33 Correct 13 ms 292 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 292 KB Output is correct
36 Correct 1 ms 288 KB Output is correct
37 Correct 1 ms 208 KB Output is correct
38 Correct 1 ms 208 KB Output is correct
39 Correct 8 ms 208 KB Output is correct
40 Correct 6 ms 288 KB Output is correct
41 Correct 6 ms 208 KB Output is correct
42 Correct 1 ms 292 KB Output is correct
43 Correct 1 ms 208 KB Output is correct
44 Correct 1 ms 292 KB Output is correct
45 Correct 0 ms 208 KB Output is correct
46 Correct 1 ms 208 KB Output is correct
47 Correct 12 ms 208 KB Output is correct
48 Correct 8 ms 208 KB Output is correct
49 Correct 7 ms 208 KB Output is correct
50 Correct 6 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 292 KB Output is correct
3 Correct 1 ms 288 KB Output is correct
4 Correct 1 ms 292 KB Output is correct
5 Correct 1 ms 284 KB Output is correct
6 Correct 2 ms 208 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 11 ms 292 KB Output is correct
9 Correct 1 ms 292 KB Output is correct
10 Correct 1 ms 288 KB Output is correct
11 Correct 1 ms 208 KB Output is correct
12 Correct 1 ms 288 KB Output is correct
13 Correct 2 ms 288 KB Output is correct
14 Correct 1 ms 208 KB Output is correct
15 Correct 1 ms 292 KB Output is correct
16 Correct 1 ms 208 KB Output is correct
17 Correct 11 ms 296 KB Output is correct
18 Correct 1 ms 208 KB Output is correct
19 Correct 1 ms 208 KB Output is correct
20 Correct 1 ms 208 KB Output is correct
21 Correct 1 ms 292 KB Output is correct
22 Correct 1 ms 292 KB Output is correct
23 Correct 7 ms 292 KB Output is correct
24 Correct 6 ms 208 KB Output is correct
25 Correct 6 ms 208 KB Output is correct
26 Correct 1 ms 288 KB Output is correct
27 Correct 1 ms 328 KB Output is correct
28 Correct 1 ms 288 KB Output is correct
29 Correct 1 ms 208 KB Output is correct
30 Correct 1 ms 208 KB Output is correct
31 Correct 1 ms 288 KB Output is correct
32 Correct 1 ms 296 KB Output is correct
33 Correct 12 ms 288 KB Output is correct
34 Correct 1 ms 208 KB Output is correct
35 Correct 1 ms 292 KB Output is correct
36 Correct 1 ms 292 KB Output is correct
37 Correct 1 ms 292 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 7 ms 208 KB Output is correct
40 Correct 7 ms 292 KB Output is correct
41 Correct 6 ms 208 KB Output is correct
42 Correct 1 ms 292 KB Output is correct
43 Correct 1 ms 288 KB Output is correct
44 Correct 1 ms 292 KB Output is correct
45 Correct 1 ms 292 KB Output is correct
46 Correct 1 ms 208 KB Output is correct
47 Correct 2 ms 208 KB Output is correct
48 Correct 7 ms 208 KB Output is correct
49 Correct 7 ms 320 KB Output is correct
50 Correct 11 ms 208 KB Output is correct
51 Correct 0 ms 292 KB Output is correct
52 Correct 1 ms 292 KB Output is correct
53 Correct 1 ms 288 KB Output is correct
54 Correct 1 ms 208 KB Output is correct
55 Correct 1 ms 320 KB Output is correct
56 Correct 1 ms 208 KB Output is correct
57 Correct 1 ms 208 KB Output is correct
58 Correct 13 ms 292 KB Output is correct
59 Correct 1 ms 208 KB Output is correct
60 Correct 1 ms 292 KB Output is correct
61 Correct 1 ms 288 KB Output is correct
62 Correct 1 ms 208 KB Output is correct
63 Correct 1 ms 208 KB Output is correct
64 Correct 8 ms 208 KB Output is correct
65 Correct 6 ms 288 KB Output is correct
66 Correct 6 ms 208 KB Output is correct
67 Correct 1 ms 292 KB Output is correct
68 Correct 1 ms 208 KB Output is correct
69 Correct 1 ms 292 KB Output is correct
70 Correct 0 ms 208 KB Output is correct
71 Correct 1 ms 208 KB Output is correct
72 Correct 12 ms 208 KB Output is correct
73 Correct 8 ms 208 KB Output is correct
74 Correct 7 ms 208 KB Output is correct
75 Correct 6 ms 208 KB Output is correct
76 Correct 1 ms 208 KB Output is correct
77 Correct 1 ms 208 KB Output is correct
78 Correct 1 ms 208 KB Output is correct
79 Correct 1 ms 208 KB Output is correct
80 Correct 1 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 0 ms 208 KB Output is correct
84 Correct 1 ms 292 KB Output is correct
85 Correct 1 ms 292 KB Output is correct
86 Correct 1 ms 288 KB Output is correct
87 Correct 13 ms 292 KB Output is correct
88 Correct 1 ms 208 KB Output is correct
89 Correct 6 ms 208 KB Output is correct
90 Correct 7 ms 208 KB Output is correct
91 Correct 13 ms 208 KB Output is correct
92 Correct 1 ms 208 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 292 KB Output is correct
96 Correct 1 ms 288 KB Output is correct
97 Correct 1 ms 288 KB Output is correct
98 Correct 1 ms 208 KB Output is correct
99 Correct 13 ms 272 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 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 6 ms 208 KB Output is correct
106 Correct 6 ms 256 KB Output is correct
107 Correct 7 ms 208 KB Output is correct
108 Correct 1 ms 208 KB Output is correct
109 Correct 1 ms 208 KB Output is correct
110 Correct 1 ms 208 KB Output is correct
111 Correct 1 ms 208 KB Output is correct
112 Correct 1 ms 208 KB Output is correct
113 Correct 1 ms 296 KB Output is correct
114 Correct 6 ms 208 KB Output is correct
115 Correct 7 ms 208 KB Output is correct
116 Correct 14 ms 256 KB Output is correct
117 Correct 1 ms 208 KB Output is correct
118 Correct 1 ms 208 KB Output is correct
119 Correct 1 ms 292 KB Output is correct
120 Correct 1 ms 208 KB Output is correct
121 Correct 1 ms 208 KB Output is correct
122 Correct 13 ms 256 KB Output is correct
123 Correct 7 ms 292 KB Output is correct
124 Correct 6 ms 288 KB Output is correct
125 Correct 6 ms 208 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 288 KB Output is correct
129 Correct 1 ms 256 KB Output is correct
130 Correct 1 ms 208 KB Output is correct
131 Correct 10 ms 292 KB Output is correct
132 Correct 1 ms 292 KB Output is correct
133 Correct 9 ms 288 KB Output is correct
134 Correct 6 ms 292 KB Output is correct
135 Correct 11 ms 208 KB Output is correct