oj.uz

Submission #414766

# Submission time Handle Problem Language Result Execution time Memory
414766 2021-05-31T07:27:08 Z Hideo A Difficult(y) Choice (BOI21_books) C++17
100 / 100
 4 ms 420 KB 
//#include "grader.cpp"
#include "books.h"

#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pb push_back

//
// --- 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.
//

ll a[100007];

vector < int > get (int l, int r){
    vector < int > ret;
    for (int i = l; i <= r; i++)
        ret.pb(i);
    return ret;
}

void solve(int N, int K, long long A, int S) {
    int l = 1, r = N, s = 0, k = K;
    ll rs = 0;
    while (l + 1 < r){

        int mid = (l + r) >> 1;
        a[mid] = skim(mid);
//        S--;
        if (a[mid] * 1LL * K > 2LL * A){
            r = mid;
        }
        else if (a[mid] * 1LL * K < A){
            l = mid;
        }
        else {
            s = mid;
            break;
        }
    }
    if (!s)
        s = l;
    l = max(1, s - k + 1);
    r = min(N, s + k - 1);
    for (int i = l; i <= r; i++){
        if (!a[i])
            a[i] = skim(i);
    }
    for (int i = 1; i < k; i++){
        if (!a[i])
            a[i] = skim(i);
    }
    for (int i = l; i < l + k; i++)
        rs += a[i];

    if (rs >= A && rs <= 2 * A){
        answer(get(l, l + k - 1));
        return;
    }
    int it = 0;
    for (int i = l + k; i <= r; i++){
        rs -= a[i - k];
        rs += a[i];
        if (rs >= A){
            it = i;
            break;
        }
    }
    if (rs >= A && rs <= 2 * A){
        answer(get(it - k + 1, it));
        return;
    }
    vector < int > ret;
    rs = a[it];
    for (int i = 1; i < k; i++)
        rs += a[i];
    if (rs >= A && rs <= 2 * A){
        ret = get(1, k - 1);
        ret.pb(it);
        answer(ret);
        return;
    }
    impossible();
    return;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 2 ms 200 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 1 ms 200 KB Output is correct
6 Correct 1 ms 300 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 1 ms 200 KB Output is correct
9 Correct 1 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 200 KB Output is correct
12 Correct 1 ms 328 KB Output is correct
13 Correct 1 ms 200 KB Output is correct
14 Correct 1 ms 328 KB Output is correct
15 Correct 1 ms 200 KB Output is correct
16 Correct 2 ms 300 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 292 KB Output is correct
4 Correct 2 ms 280 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 292 KB Output is correct
8 Correct 2 ms 288 KB Output is correct
9 Correct 1 ms 296 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 292 KB Output is correct
4 Correct 2 ms 280 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 292 KB Output is correct
8 Correct 2 ms 288 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 2 ms 276 KB Output is correct
12 Correct 2 ms 292 KB Output is correct
13 Correct 2 ms 280 KB Output is correct
14 Correct 2 ms 292 KB Output is correct
15 Correct 1 ms 284 KB Output is correct
16 Correct 1 ms 200 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 288 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 1 ms 300 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 2 ms 324 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 2 ms 200 KB Output is correct

Subtask #5
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 292 KB Output is correct
4 Correct 2 ms 280 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 292 KB Output is correct
8 Correct 2 ms 288 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 2 ms 276 KB Output is correct
12 Correct 2 ms 292 KB Output is correct
13 Correct 2 ms 280 KB Output is correct
14 Correct 2 ms 292 KB Output is correct
15 Correct 1 ms 284 KB Output is correct
16 Correct 1 ms 200 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 288 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 1 ms 300 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 2 ms 324 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 2 ms 200 KB Output is correct
26 Correct 1 ms 296 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 4 ms 328 KB Output is correct
29 Correct 1 ms 280 KB Output is correct
30 Correct 1 ms 280 KB Output is correct
31 Correct 1 ms 200 KB Output is correct
32 Correct 1 ms 200 KB Output is correct
33 Correct 1 ms 200 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
35 Correct 1 ms 200 KB Output is correct
36 Correct 2 ms 296 KB Output is correct
37 Correct 2 ms 200 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 328 KB Output is correct
41 Correct 1 ms 328 KB Output is correct
42 Correct 1 ms 200 KB Output is correct
43 Correct 1 ms 292 KB Output is correct
44 Correct 1 ms 200 KB Output is correct
45 Correct 2 ms 328 KB Output is correct
46 Correct 1 ms 288 KB Output is correct
47 Correct 2 ms 300 KB Output is correct
48 Correct 2 ms 300 KB Output is correct
49 Correct 2 ms 284 KB Output is correct
50 Correct 1 ms 300 KB Output is correct

Subtask #6
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 292 KB Output is correct
4 Correct 2 ms 280 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 292 KB Output is correct
8 Correct 2 ms 288 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 2 ms 276 KB Output is correct
12 Correct 2 ms 292 KB Output is correct
13 Correct 2 ms 280 KB Output is correct
14 Correct 2 ms 292 KB Output is correct
15 Correct 1 ms 284 KB Output is correct
16 Correct 1 ms 200 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 288 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 1 ms 300 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 2 ms 324 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 2 ms 200 KB Output is correct
26 Correct 1 ms 284 KB Output is correct
27 Correct 2 ms 284 KB Output is correct
28 Correct 1 ms 292 KB Output is correct
29 Correct 1 ms 284 KB Output is correct
30 Correct 1 ms 304 KB Output is correct
31 Correct 1 ms 300 KB Output is correct
32 Correct 1 ms 292 KB Output is correct
33 Correct 1 ms 296 KB Output is correct
34 Correct 1 ms 280 KB Output is correct
35 Correct 1 ms 280 KB Output is correct
36 Correct 1 ms 288 KB Output is correct
37 Correct 2 ms 296 KB Output is correct
38 Correct 2 ms 284 KB Output is correct
39 Correct 2 ms 296 KB Output is correct
40 Correct 2 ms 296 KB Output is correct
41 Correct 3 ms 308 KB Output is correct
42 Correct 1 ms 284 KB Output is correct
43 Correct 1 ms 280 KB Output is correct
44 Correct 1 ms 296 KB Output is correct
45 Correct 1 ms 288 KB Output is correct
46 Correct 2 ms 300 KB Output is correct
47 Correct 1 ms 284 KB Output is correct
48 Correct 2 ms 292 KB Output is correct
49 Correct 1 ms 328 KB Output is correct
50 Correct 1 ms 296 KB Output is correct

Subtask #7
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 200 KB Output is correct
2 Correct 1 ms 200 KB Output is correct
3 Correct 2 ms 292 KB Output is correct
4 Correct 2 ms 280 KB Output is correct
5 Correct 2 ms 200 KB Output is correct
6 Correct 2 ms 296 KB Output is correct
7 Correct 2 ms 292 KB Output is correct
8 Correct 2 ms 288 KB Output is correct
9 Correct 1 ms 296 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 2 ms 276 KB Output is correct
12 Correct 2 ms 292 KB Output is correct
13 Correct 2 ms 280 KB Output is correct
14 Correct 2 ms 292 KB Output is correct
15 Correct 1 ms 284 KB Output is correct
16 Correct 1 ms 200 KB Output is correct
17 Correct 1 ms 296 KB Output is correct
18 Correct 1 ms 288 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 1 ms 296 KB Output is correct
21 Correct 1 ms 300 KB Output is correct
22 Correct 1 ms 280 KB Output is correct
23 Correct 2 ms 324 KB Output is correct
24 Correct 1 ms 300 KB Output is correct
25 Correct 2 ms 200 KB Output is correct
26 Correct 1 ms 296 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 4 ms 328 KB Output is correct
29 Correct 1 ms 280 KB Output is correct
30 Correct 1 ms 280 KB Output is correct
31 Correct 1 ms 200 KB Output is correct
32 Correct 1 ms 200 KB Output is correct
33 Correct 1 ms 200 KB Output is correct
34 Correct 1 ms 328 KB Output is correct
35 Correct 1 ms 200 KB Output is correct
36 Correct 2 ms 296 KB Output is correct
37 Correct 2 ms 200 KB Output is correct
38 Correct 1 ms 292 KB Output is correct
39 Correct 1 ms 304 KB Output is correct
40 Correct 1 ms 328 KB Output is correct
41 Correct 1 ms 328 KB Output is correct
42 Correct 1 ms 200 KB Output is correct
43 Correct 1 ms 292 KB Output is correct
44 Correct 1 ms 200 KB Output is correct
45 Correct 2 ms 328 KB Output is correct
46 Correct 1 ms 288 KB Output is correct
47 Correct 2 ms 300 KB Output is correct
48 Correct 2 ms 300 KB Output is correct
49 Correct 2 ms 284 KB Output is correct
50 Correct 1 ms 300 KB Output is correct
51 Correct 1 ms 284 KB Output is correct
52 Correct 2 ms 284 KB Output is correct
53 Correct 1 ms 292 KB Output is correct
54 Correct 1 ms 284 KB Output is correct
55 Correct 1 ms 304 KB Output is correct
56 Correct 1 ms 300 KB Output is correct
57 Correct 1 ms 292 KB Output is correct
58 Correct 1 ms 296 KB Output is correct
59 Correct 1 ms 280 KB Output is correct
60 Correct 1 ms 280 KB Output is correct
61 Correct 1 ms 288 KB Output is correct
62 Correct 2 ms 296 KB Output is correct
63 Correct 2 ms 284 KB Output is correct
64 Correct 2 ms 296 KB Output is correct
65 Correct 2 ms 296 KB Output is correct
66 Correct 3 ms 308 KB Output is correct
67 Correct 1 ms 284 KB Output is correct
68 Correct 1 ms 280 KB Output is correct
69 Correct 1 ms 296 KB Output is correct
70 Correct 1 ms 288 KB Output is correct
71 Correct 2 ms 300 KB Output is correct
72 Correct 1 ms 284 KB Output is correct
73 Correct 2 ms 292 KB Output is correct
74 Correct 1 ms 328 KB Output is correct
75 Correct 1 ms 296 KB Output is correct
76 Correct 1 ms 200 KB Output is correct
77 Correct 1 ms 200 KB Output is correct
78 Correct 1 ms 200 KB Output is correct
79 Correct 3 ms 200 KB Output is correct
80 Correct 1 ms 200 KB Output is correct
81 Correct 1 ms 304 KB Output is correct
82 Correct 1 ms 200 KB Output is correct
83 Correct 1 ms 200 KB Output is correct
84 Correct 3 ms 200 KB Output is correct
85 Correct 1 ms 200 KB Output is correct
86 Correct 2 ms 200 KB Output is correct
87 Correct 1 ms 324 KB Output is correct
88 Correct 1 ms 420 KB Output is correct
89 Correct 1 ms 296 KB Output is correct
90 Correct 1 ms 200 KB Output is correct
91 Correct 1 ms 200 KB Output is correct
92 Correct 1 ms 284 KB Output is correct
93 Correct 1 ms 200 KB Output is correct
94 Correct 1 ms 292 KB Output is correct
95 Correct 2 ms 296 KB Output is correct
96 Correct 2 ms 280 KB Output is correct
97 Correct 1 ms 296 KB Output is correct
98 Correct 1 ms 288 KB Output is correct
99 Correct 1 ms 280 KB Output is correct
100 Correct 1 ms 296 KB Output is correct
101 Correct 1 ms 284 KB Output is correct
102 Correct 1 ms 304 KB Output is correct
103 Correct 1 ms 288 KB Output is correct
104 Correct 2 ms 200 KB Output is correct
105 Correct 2 ms 328 KB Output is correct
106 Correct 2 ms 200 KB Output is correct
107 Correct 1 ms 200 KB Output is correct
108 Correct 1 ms 200 KB Output is correct
109 Correct 1 ms 200 KB Output is correct
110 Correct 1 ms 200 KB Output is correct
111 Correct 1 ms 288 KB Output is correct
112 Correct 1 ms 200 KB Output is correct
113 Correct 1 ms 300 KB Output is correct
114 Correct 2 ms 308 KB Output is correct
115 Correct 3 ms 292 KB Output is correct
116 Correct 1 ms 304 KB Output is correct
117 Correct 1 ms 200 KB Output is correct
118 Correct 1 ms 284 KB Output is correct
119 Correct 1 ms 308 KB Output is correct
120 Correct 1 ms 284 KB Output is correct
121 Correct 1 ms 200 KB Output is correct
122 Correct 1 ms 284 KB Output is correct
123 Correct 2 ms 308 KB Output is correct
124 Correct 2 ms 304 KB Output is correct
125 Correct 1 ms 284 KB Output is correct
126 Correct 1 ms 300 KB Output is correct
127 Correct 1 ms 304 KB Output is correct
128 Correct 1 ms 200 KB Output is correct
129 Correct 1 ms 200 KB Output is correct
130 Correct 1 ms 292 KB Output is correct
131 Correct 1 ms 304 KB Output is correct
132 Correct 1 ms 288 KB Output is correct
133 Correct 1 ms 304 KB Output is correct
134 Correct 2 ms 296 KB Output is correct
135 Correct 2 ms 292 KB Output is correct