oj.uz

답안 #958950

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
958950 2024-04-07T09:22:11 Z phoenix0423 A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 3 ms 608 KB 
#include<bits/stdc++.h>
#include "books.h"
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
#define fastio ios::sync_with_stdio(false), cin.tie(0)
#define pb push_back
#define eb emplace_back
#define f first
#define s second

// int skim(int x){
//     cout<<"skim : "<<x<<"\n";
//     cin>>x;
//     return x;
// }
// void impossible(){
//     cout<<"IMPOSSIBLE\n";
// }
// void answer(vector<int> v){
//     cout<<"answer : ";
//     for(auto x : v) cout<<x<<" ";
//     cout<<"\n";
// }
void solve(int n, int k, ll a, int s){
    map<int, ll> mp;
    auto get = [&](int x) -> ll {
        if(mp[x]) return mp[x];
        return mp[x] = skim(x);
    };
    // find first > A
    int l = 1, r = n + 1;
    while(l + 1 < r){
        int m = (l + r) / 2;
        ll x = get(m);
        if(x > a) r = m;
        else l = m;
    }
    if(r < k){
        impossible();
    }
    ll ttl = 0;
    for(int i = 1; i <= k; i++) ttl += get(i);
    if(ttl > 2 * a){
        impossible();
    }
    if(ttl >= a){
        vector<int> ans(k);
        iota(ans.begin(), ans.end(), 1);
        answer(ans);
    }
    if(r <= n){
        if(ttl - get(k) + get(r) <= 2 * a){
            vector<int> ans(k - 1);
            iota(ans.begin(), ans.end(), 1);
            ans.pb(r);
            answer(ans);
        }
    }
    if(r <= 2 * k){
        for(int i = k + 1; i < r; i++){
            ttl += get(i);
            ttl -= get(i - k);
            if(ttl >= a){
                vector<int> ans(k);
                iota(ans.begin(), ans.end(), i - k + 1);
                answer(ans);
            }
        }
        impossible();
    }
    for(int i = r - k; i < r; i++){
        ttl += get(i);
        ttl -= get(i - (r - k) + 1);
        if(ttl >= a){
            vector<int> ans;
            for(int j = i - (r - k) + 2; j <= k; j++) ans.pb(j);
            for(int j = r - k; j <= i; j++) ans.pb(j);
            answer(ans);
        }
    }
    impossible();
}

// signed main(void){
//     int n, k, a, s;
//     cin>>n>>k>>a>>s;
//     solve(n, k, a, s);
// }

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 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 0 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

# 결과 실행 시간 메모리 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 0 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 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 600 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 600 KB Output is correct
13 Correct 1 ms 344 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 600 KB Output is correct

Subtask #3
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 424 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct

Subtask #4
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 424 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 424 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 428 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 424 KB Output is correct

Subtask #5
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 424 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 424 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 428 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 424 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 600 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 428 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 1 ms 608 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 432 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 1 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 0 ms 600 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 428 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 608 KB Output is correct

Subtask #6
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 424 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 424 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 428 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 424 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 0 ms 424 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 1 ms 600 KB Output is correct
30 Correct 0 ms 344 KB Output is correct
31 Correct 0 ms 344 KB Output is correct
32 Correct 0 ms 600 KB Output is correct
33 Correct 1 ms 608 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 0 ms 344 KB Output is correct
38 Correct 1 ms 420 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 600 KB Output is correct
42 Correct 0 ms 600 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 0 ms 344 KB Output is correct
45 Correct 1 ms 600 KB Output is correct
46 Correct 0 ms 344 KB Output is correct
47 Correct 0 ms 600 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 600 KB Output is correct
50 Correct 1 ms 344 KB Output is correct

Subtask #7
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 1 ms 424 KB Output is correct
3 Correct 0 ms 340 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 0 ms 424 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 344 KB Output is correct
8 Correct 1 ms 344 KB Output is correct
9 Correct 0 ms 600 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 0 ms 424 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 344 KB Output is correct
14 Correct 1 ms 600 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 1 ms 600 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 0 ms 428 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 600 KB Output is correct
22 Correct 0 ms 344 KB Output is correct
23 Correct 0 ms 600 KB Output is correct
24 Correct 0 ms 344 KB Output is correct
25 Correct 0 ms 424 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 600 KB Output is correct
28 Correct 1 ms 344 KB Output is correct
29 Correct 1 ms 344 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 0 ms 428 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 1 ms 608 KB Output is correct
34 Correct 0 ms 344 KB Output is correct
35 Correct 0 ms 344 KB Output is correct
36 Correct 1 ms 432 KB Output is correct
37 Correct 1 ms 344 KB Output is correct
38 Correct 1 ms 600 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 1 ms 344 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 0 ms 600 KB Output is correct
45 Correct 1 ms 344 KB Output is correct
46 Correct 0 ms 428 KB Output is correct
47 Correct 1 ms 344 KB Output is correct
48 Correct 0 ms 344 KB Output is correct
49 Correct 0 ms 344 KB Output is correct
50 Correct 0 ms 608 KB Output is correct
51 Correct 1 ms 344 KB Output is correct
52 Correct 0 ms 424 KB Output is correct
53 Correct 1 ms 344 KB Output is correct
54 Correct 1 ms 600 KB Output is correct
55 Correct 0 ms 344 KB Output is correct
56 Correct 0 ms 344 KB Output is correct
57 Correct 0 ms 600 KB Output is correct
58 Correct 1 ms 608 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 0 ms 344 KB Output is correct
63 Correct 1 ms 420 KB Output is correct
64 Correct 1 ms 344 KB Output is correct
65 Correct 1 ms 344 KB Output is correct
66 Correct 1 ms 600 KB Output is correct
67 Correct 0 ms 600 KB Output is correct
68 Correct 1 ms 344 KB Output is correct
69 Correct 0 ms 344 KB Output is correct
70 Correct 1 ms 600 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 0 ms 600 KB Output is correct
73 Correct 0 ms 344 KB Output is correct
74 Correct 0 ms 600 KB Output is correct
75 Correct 1 ms 344 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 0 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 344 KB Output is correct
82 Correct 1 ms 344 KB Output is correct
83 Correct 0 ms 344 KB Output is correct
84 Correct 0 ms 600 KB Output is correct
85 Correct 0 ms 600 KB Output is correct
86 Correct 0 ms 344 KB Output is correct
87 Correct 1 ms 344 KB Output is correct
88 Correct 0 ms 600 KB Output is correct
89 Correct 0 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 0 ms 600 KB Output is correct
92 Correct 0 ms 344 KB Output is correct
93 Correct 0 ms 600 KB Output is correct
94 Correct 1 ms 344 KB Output is correct
95 Correct 0 ms 344 KB Output is correct
96 Correct 1 ms 344 KB Output is correct
97 Correct 0 ms 600 KB Output is correct
98 Correct 1 ms 344 KB Output is correct
99 Correct 0 ms 600 KB Output is correct
100 Correct 1 ms 344 KB Output is correct
101 Correct 0 ms 600 KB Output is correct
102 Correct 0 ms 344 KB Output is correct
103 Correct 1 ms 344 KB Output is correct
104 Correct 0 ms 344 KB Output is correct
105 Correct 0 ms 600 KB Output is correct
106 Correct 1 ms 344 KB Output is correct
107 Correct 1 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 0 ms 424 KB Output is correct
112 Correct 0 ms 600 KB Output is correct
113 Correct 0 ms 344 KB Output is correct
114 Correct 0 ms 344 KB Output is correct
115 Correct 0 ms 600 KB Output is correct
116 Correct 1 ms 600 KB Output is correct
117 Correct 1 ms 428 KB Output is correct
118 Correct 3 ms 516 KB Output is correct
119 Correct 0 ms 344 KB Output is correct
120 Correct 0 ms 600 KB Output is correct
121 Correct 1 ms 344 KB Output is correct
122 Correct 0 ms 600 KB Output is correct
123 Correct 0 ms 344 KB Output is correct
124 Correct 1 ms 600 KB Output is correct
125 Correct 0 ms 344 KB Output is correct
126 Correct 0 ms 600 KB Output is correct
127 Correct 0 ms 600 KB Output is correct
128 Correct 0 ms 344 KB Output is correct
129 Correct 0 ms 600 KB Output is correct
130 Correct 0 ms 344 KB Output is correct
131 Correct 1 ms 600 KB Output is correct
132 Correct 1 ms 340 KB Output is correct
133 Correct 0 ms 344 KB Output is correct
134 Correct 1 ms 600 KB Output is correct
135 Correct 0 ms 344 KB Output is correct