Submission #1075837

# Submission time Handle Problem Language Result Execution time Memory
1075837 2024-08-26T09:24:55 Z mdn2002 The Big Prize (IOI17_prize) C++14
90 / 100
51 ms 596 KB
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;

int find_best(int n) {
	int mx = 0, lim = 500;
	for (int i = 0; i < min(n, lim); i ++) {
        vector<int> a = ask(i);
        mx = max(mx, a[0] + a[1]);
        if (a[0] + a[1] == 0) return i;
	}

	for (int i = 0; i < n; i ++) {
        vector<int> a = ask(i);
        if (a[0] + a[1] == mx) {
            vector<int> c = ask(min(n - 1, i + lim));
            if (a[1] == c[1]) {
                i = min(n - 1, i + lim);
                continue;
            }
            for (int j = (1 << 8); j >= 1; j = (j + 1) / 2) {
                if (i + j >= n) continue;
                vector<int> b = ask(i + j);
                if (a[1] == b[1]) i += j;
                if (j == 1) break;
            }
        }
        else if (a[0] + a[1] == 0) return i;
	}
}

Compilation message

prize.cpp: In function 'int find_best(int)':
prize.cpp:30:1: warning: control reaches end of non-void function [-Wreturn-type]
   30 | }
      | ^
# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 4 ms 344 KB Output is correct
3 Correct 4 ms 344 KB Output is correct
4 Correct 6 ms 424 KB Output is correct
5 Correct 3 ms 344 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Correct 4 ms 344 KB Output is correct
9 Correct 4 ms 344 KB Output is correct
10 Correct 6 ms 344 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 4 ms 344 KB Output is correct
2 Correct 5 ms 344 KB Output is correct
3 Correct 5 ms 344 KB Output is correct
4 Correct 8 ms 344 KB Output is correct
5 Correct 4 ms 344 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 7 ms 344 KB Output is correct
8 Correct 4 ms 344 KB Output is correct
9 Correct 6 ms 344 KB Output is correct
10 Correct 5 ms 344 KB Output is correct
11 Correct 6 ms 344 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 7 ms 344 KB Output is correct
14 Correct 4 ms 344 KB Output is correct
15 Correct 6 ms 344 KB Output is correct
16 Partially correct 23 ms 344 KB Partially correct - number of queries: 5192
17 Correct 2 ms 344 KB Output is correct
18 Partially correct 29 ms 428 KB Partially correct - number of queries: 6164
19 Correct 3 ms 428 KB Output is correct
20 Correct 11 ms 344 KB Output is correct
21 Correct 14 ms 432 KB Output is correct
22 Correct 5 ms 344 KB Output is correct
23 Correct 3 ms 428 KB Output is correct
24 Correct 4 ms 344 KB Output is correct
25 Correct 18 ms 344 KB Output is correct
26 Correct 12 ms 344 KB Output is correct
27 Correct 4 ms 344 KB Output is correct
28 Partially correct 29 ms 432 KB Partially correct - number of queries: 6236
29 Correct 28 ms 344 KB Output is correct
30 Partially correct 47 ms 344 KB Partially correct - number of queries: 6116
31 Correct 2 ms 344 KB Output is correct
32 Correct 6 ms 344 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 10 ms 344 KB Output is correct
35 Correct 5 ms 432 KB Output is correct
36 Correct 8 ms 344 KB Output is correct
37 Correct 5 ms 344 KB Output is correct
38 Correct 3 ms 344 KB Output is correct
39 Correct 14 ms 424 KB Output is correct
40 Partially correct 24 ms 428 KB Partially correct - number of queries: 5287
41 Correct 18 ms 428 KB Output is correct
42 Correct 17 ms 428 KB Output is correct
43 Correct 16 ms 428 KB Output is correct
44 Correct 12 ms 424 KB Output is correct
45 Correct 12 ms 344 KB Output is correct
46 Correct 2 ms 344 KB Output is correct
47 Correct 15 ms 344 KB Output is correct
48 Correct 24 ms 344 KB Output is correct
49 Correct 6 ms 344 KB Output is correct
50 Partially correct 32 ms 344 KB Partially correct - number of queries: 6164
51 Correct 12 ms 344 KB Output is correct
52 Correct 3 ms 344 KB Output is correct
53 Correct 5 ms 344 KB Output is correct
54 Correct 14 ms 424 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Partially correct 25 ms 344 KB Partially correct - number of queries: 6164
57 Correct 26 ms 344 KB Output is correct
58 Correct 20 ms 344 KB Output is correct
59 Correct 17 ms 344 KB Output is correct
60 Correct 11 ms 344 KB Output is correct
61 Correct 6 ms 344 KB Output is correct
62 Correct 3 ms 344 KB Output is correct
63 Correct 6 ms 344 KB Output is correct
64 Correct 4 ms 344 KB Output is correct
65 Correct 10 ms 344 KB Output is correct
66 Correct 12 ms 344 KB Output is correct
67 Correct 6 ms 344 KB Output is correct
68 Correct 2 ms 344 KB Output is correct
69 Correct 9 ms 344 KB Output is correct
70 Correct 7 ms 596 KB Output is correct
71 Partially correct 28 ms 344 KB Partially correct - number of queries: 6262
72 Correct 10 ms 344 KB Output is correct
73 Partially correct 30 ms 340 KB Partially correct - number of queries: 6192
74 Partially correct 28 ms 344 KB Partially correct - number of queries: 6222
75 Correct 7 ms 344 KB Output is correct
76 Partially correct 33 ms 344 KB Partially correct - number of queries: 5546
77 Partially correct 44 ms 344 KB Partially correct - number of queries: 6272
78 Correct 8 ms 344 KB Output is correct
79 Correct 19 ms 344 KB Output is correct
80 Partially correct 51 ms 344 KB Partially correct - number of queries: 6274
81 Partially correct 35 ms 344 KB Partially correct - number of queries: 6266
82 Partially correct 24 ms 344 KB Partially correct - number of queries: 6236
83 Correct 7 ms 344 KB Output is correct
84 Partially correct 17 ms 344 KB Partially correct - number of queries: 5398
85 Partially correct 34 ms 344 KB Partially correct - number of queries: 6276
86 Correct 11 ms 344 KB Output is correct
87 Correct 9 ms 344 KB Output is correct
88 Correct 9 ms 340 KB Output is correct
89 Correct 15 ms 344 KB Output is correct
90 Correct 15 ms 344 KB Output is correct
91 Correct 6 ms 344 KB Output is correct
92 Correct 9 ms 344 KB Output is correct
93 Correct 7 ms 344 KB Output is correct
94 Correct 13 ms 344 KB Output is correct
95 Correct 7 ms 344 KB Output is correct
96 Correct 10 ms 344 KB Output is correct
97 Correct 5 ms 344 KB Output is correct