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Submission #1030903

# Submission time Handle Problem Language Result Execution time Memory
1030903 2024-07-22T11:44:57 Z coolboy19521 The Big Prize (IOI17_prize) C++17
90 / 100
 51 ms 600 KB 
#include "prize.h"
#include "iostream"

using namespace std;

int find_best(int n) {
    int mx = 0;
    for (int i = 0; i < min(n, 600); i ++) {
        auto pr = ask(i);
        mx = max(mx, pr[0] + pr[1]);
    }
    int ls = 0;
    for (; ls < n;) {
        for (; ls < n; ls ++) {
            auto pr = ask(ls);
            int sm = pr[0] + pr[1];
            if (sm == mx) break;
            if (0 == sm)
                return ls;
        }
        int ps = ask(ls)[1];
        int rs = min(ls + 600, n);
        while (1 < rs - ls) {
            int mi = ls + (rs - ls) / 2;
            auto pr = ask(mi);
            int sm = pr[0] + pr[1];
            if (sm != mx) rs = mi;
            if (0 == ps - pr[1]) ls = mi;
            else rs = mi;
        }
        ls ++;
    }
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 344 KB Output is correct
2 Correct 20 ms 344 KB Output is correct
3 Correct 12 ms 344 KB Output is correct
4 Correct 15 ms 344 KB Output is correct
5 Correct 11 ms 344 KB Output is correct
6 Correct 3 ms 344 KB Output is correct
7 Correct 9 ms 344 KB Output is correct
8 Correct 12 ms 344 KB Output is correct
9 Correct 7 ms 344 KB Output is correct
10 Correct 19 ms 344 KB Output is correct

Subtask #2
70.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 344 KB Output is correct
2 Correct 15 ms 344 KB Output is correct
3 Correct 11 ms 344 KB Output is correct
4 Correct 21 ms 344 KB Output is correct
5 Correct 16 ms 344 KB Output is correct
6 Correct 4 ms 344 KB Output is correct
7 Correct 10 ms 344 KB Output is correct
8 Correct 9 ms 344 KB Output is correct
9 Correct 8 ms 428 KB Output is correct
10 Correct 24 ms 344 KB Output is correct
11 Correct 13 ms 344 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 21 ms 344 KB Output is correct
14 Correct 3 ms 344 KB Output is correct
15 Correct 6 ms 344 KB Output is correct
16 Partially correct 31 ms 344 KB Partially correct - number of queries: 5511
17 Correct 3 ms 344 KB Output is correct
18 Partially correct 31 ms 340 KB Partially correct - number of queries: 6532
19 Correct 3 ms 344 KB Output is correct
20 Correct 9 ms 344 KB Output is correct
21 Correct 15 ms 344 KB Output is correct
22 Correct 5 ms 344 KB Output is correct
23 Correct 4 ms 344 KB Output is correct
24 Correct 3 ms 344 KB Output is correct
25 Correct 13 ms 344 KB Output is correct
26 Correct 20 ms 344 KB Output is correct
27 Correct 9 ms 344 KB Output is correct
28 Partially correct 39 ms 344 KB Partially correct - number of queries: 7855
29 Partially correct 40 ms 344 KB Partially correct - number of queries: 6497
30 Partially correct 26 ms 344 KB Partially correct - number of queries: 6659
31 Correct 3 ms 344 KB Output is correct
32 Correct 15 ms 344 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 10 ms 344 KB Output is correct
35 Correct 12 ms 344 KB Output is correct
36 Correct 9 ms 344 KB Output is correct
37 Correct 4 ms 344 KB Output is correct
38 Correct 5 ms 432 KB Output is correct
39 Correct 25 ms 344 KB Output is correct
40 Partially correct 24 ms 344 KB Partially correct - number of queries: 5417
41 Correct 11 ms 344 KB Output is correct
42 Correct 16 ms 344 KB Output is correct
43 Correct 19 ms 344 KB Output is correct
44 Correct 18 ms 344 KB Output is correct
45 Correct 15 ms 344 KB Output is correct
46 Correct 3 ms 344 KB Output is correct
47 Correct 17 ms 344 KB Output is correct
48 Correct 25 ms 428 KB Output is correct
49 Correct 5 ms 344 KB Output is correct
50 Partially correct 33 ms 424 KB Partially correct - number of queries: 6502
51 Correct 14 ms 344 KB Output is correct
52 Correct 3 ms 344 KB Output is correct
53 Correct 27 ms 344 KB Output is correct
54 Correct 8 ms 344 KB Output is correct
55 Correct 4 ms 600 KB Output is correct
56 Partially correct 34 ms 344 KB Partially correct - number of queries: 6523
57 Correct 24 ms 424 KB Output is correct
58 Correct 31 ms 344 KB Output is correct
59 Correct 17 ms 344 KB Output is correct
60 Correct 19 ms 344 KB Output is correct
61 Correct 23 ms 344 KB Output is correct
62 Correct 5 ms 344 KB Output is correct
63 Correct 23 ms 344 KB Output is correct
64 Correct 15 ms 344 KB Output is correct
65 Correct 17 ms 344 KB Output is correct
66 Partially correct 21 ms 344 KB Partially correct - number of queries: 5063
67 Correct 26 ms 344 KB Output is correct
68 Correct 5 ms 428 KB Output is correct
69 Partially correct 32 ms 344 KB Partially correct - number of queries: 5046
70 Correct 23 ms 344 KB Output is correct
71 Partially correct 48 ms 344 KB Partially correct - number of queries: 7899
72 Correct 21 ms 344 KB Output is correct
73 Partially correct 34 ms 344 KB Partially correct - number of queries: 7855
74 Partially correct 37 ms 344 KB Partially correct - number of queries: 7871
75 Correct 28 ms 344 KB Output is correct
76 Partially correct 46 ms 344 KB Partially correct - number of queries: 7395
77 Partially correct 43 ms 344 KB Partially correct - number of queries: 7698
78 Correct 19 ms 344 KB Output is correct
79 Partially correct 29 ms 344 KB Partially correct - number of queries: 5956
80 Partially correct 51 ms 344 KB Partially correct - number of queries: 7718
81 Partially correct 45 ms 344 KB Partially correct - number of queries: 7727
82 Partially correct 47 ms 344 KB Partially correct - number of queries: 7672
83 Correct 24 ms 344 KB Output is correct
84 Partially correct 40 ms 344 KB Partially correct - number of queries: 7117
85 Partially correct 48 ms 412 KB Partially correct - number of queries: 7716
86 Partially correct 28 ms 340 KB Partially correct - number of queries: 5067
87 Correct 28 ms 344 KB Output is correct
88 Partially correct 30 ms 344 KB Partially correct - number of queries: 5040
89 Partially correct 39 ms 344 KB Partially correct - number of queries: 5063
90 Correct 20 ms 344 KB Output is correct
91 Correct 26 ms 344 KB Output is correct
92 Partially correct 22 ms 344 KB Partially correct - number of queries: 5042
93 Correct 16 ms 344 KB Output is correct
94 Partially correct 19 ms 344 KB Partially correct - number of queries: 5171
95 Partially correct 30 ms 344 KB Partially correct - number of queries: 5198
96 Partially correct 22 ms 344 KB Partially correct - number of queries: 5176
97 Correct 32 ms 344 KB Output is correct