Submission #1072460

# Submission time Handle Problem Language Result Execution time Memory
1072460 2024-08-23T19:27:08 Z Joshua_Andersson The Big Prize (IOI17_prize) C++14
95.63 / 100
42 ms 1132 KB
#include "prize.h"

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

typedef long long ll;
const ll linf = ll(1e18);

typedef vector<int> vi;
typedef vector<vi> vvi;
typedef pair<int, int> p2;

#define rep(i, high) for (int i = 0; i < high; i++)
#define repp(i, low, high) for (int i = low; i < high; i++)
#define repe(i, container) for (auto& i : container)
#define sz(container) ((int)container.size())
#define all(x) begin(x),end(x)

#if _LOCAL
#define assert(x) if (!(x)) __debugbreak()
#endif

map<int, vi> cache;
vi q(int i)
{
	if (cache.find(i) != cache.end()) return cache[i];
	return cache[i] = ask(i);
}

int find_best(int n)
{
	int lollipop_cnt = 0;
	int i = 0;
	while (i < 500)
	{
		vi res = q(i);
		if (res[0] + res[1] == 0)
		{
			return i;
		}
		lollipop_cnt = max(lollipop_cnt, res[0] + res[1]);
		i++;
	}

	int jump = 220;
	while (true)
	{
		vi base = q(i);
		if (base[0]+base[1]==0)
		{
			return i;
		}
		
		if (base[0]+base[1]==lollipop_cnt)
		{
			if (i+ jump <n)
			{
				vi b2 = q(i + jump);
				if (b2 == base)
				{
					i += jump;
					continue;
				}
			}
			
			int lo = i;
			int hi = min(n, i+ jump);
			while (lo+1<hi)
			{
				int mid = (lo + hi) / 2;
				vi m = q(mid);
				if (m == base)
				{
					lo = mid;
				}
				else hi = mid;
			}
			i = hi;
		}
		else
		{
			i++;
		}
	}

	return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 7 ms 600 KB Output is correct
3 Correct 7 ms 344 KB Output is correct
4 Correct 7 ms 344 KB Output is correct
5 Correct 5 ms 344 KB Output is correct
6 Correct 0 ms 428 KB Output is correct
7 Correct 5 ms 488 KB Output is correct
8 Correct 8 ms 460 KB Output is correct
9 Correct 6 ms 480 KB Output is correct
10 Correct 8 ms 600 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 344 KB Output is correct
2 Correct 5 ms 492 KB Output is correct
3 Correct 5 ms 516 KB Output is correct
4 Correct 12 ms 600 KB Output is correct
5 Correct 6 ms 344 KB Output is correct
6 Correct 1 ms 432 KB Output is correct
7 Correct 7 ms 600 KB Output is correct
8 Correct 6 ms 520 KB Output is correct
9 Correct 6 ms 344 KB Output is correct
10 Correct 11 ms 772 KB Output is correct
11 Correct 5 ms 344 KB Output is correct
12 Correct 2 ms 344 KB Output is correct
13 Correct 8 ms 600 KB Output is correct
14 Correct 6 ms 344 KB Output is correct
15 Correct 4 ms 600 KB Output is correct
16 Correct 35 ms 1124 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Partially correct 25 ms 748 KB Partially correct - number of queries: 5386
19 Correct 4 ms 344 KB Output is correct
20 Correct 11 ms 600 KB Output is correct
21 Correct 16 ms 588 KB Output is correct
22 Correct 5 ms 600 KB Output is correct
23 Correct 4 ms 748 KB Output is correct
24 Correct 3 ms 344 KB Output is correct
25 Correct 12 ms 600 KB Output is correct
26 Correct 17 ms 748 KB Output is correct
27 Correct 4 ms 344 KB Output is correct
28 Partially correct 32 ms 952 KB Partially correct - number of queries: 5314
29 Correct 25 ms 848 KB Output is correct
30 Partially correct 30 ms 1068 KB Partially correct - number of queries: 5265
31 Correct 2 ms 344 KB Output is correct
32 Correct 6 ms 344 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 14 ms 600 KB Output is correct
35 Correct 6 ms 344 KB Output is correct
36 Correct 8 ms 600 KB Output is correct
37 Correct 4 ms 344 KB Output is correct
38 Correct 5 ms 344 KB Output is correct
39 Correct 17 ms 808 KB Output is correct
40 Partially correct 36 ms 860 KB Partially correct - number of queries: 5018
41 Correct 21 ms 756 KB Output is correct
42 Correct 16 ms 600 KB Output is correct
43 Correct 15 ms 716 KB Output is correct
44 Correct 11 ms 600 KB Output is correct
45 Correct 11 ms 600 KB Output is correct
46 Correct 2 ms 344 KB Output is correct
47 Correct 14 ms 600 KB Output is correct
48 Correct 23 ms 848 KB Output is correct
49 Correct 6 ms 484 KB Output is correct
50 Partially correct 30 ms 788 KB Partially correct - number of queries: 5401
51 Correct 10 ms 604 KB Output is correct
52 Correct 3 ms 344 KB Output is correct
53 Correct 7 ms 344 KB Output is correct
54 Correct 11 ms 600 KB Output is correct
55 Correct 3 ms 600 KB Output is correct
56 Partially correct 42 ms 876 KB Partially correct - number of queries: 5391
57 Correct 26 ms 856 KB Output is correct
58 Correct 21 ms 820 KB Output is correct
59 Correct 17 ms 600 KB Output is correct
60 Correct 18 ms 856 KB Output is correct
61 Correct 9 ms 600 KB Output is correct
62 Correct 3 ms 344 KB Output is correct
63 Correct 6 ms 456 KB Output is correct
64 Correct 4 ms 600 KB Output is correct
65 Correct 9 ms 984 KB Output is correct
66 Correct 11 ms 600 KB Output is correct
67 Correct 9 ms 536 KB Output is correct
68 Correct 3 ms 596 KB Output is correct
69 Correct 12 ms 784 KB Output is correct
70 Correct 6 ms 992 KB Output is correct
71 Partially correct 31 ms 1004 KB Partially correct - number of queries: 5183
72 Correct 9 ms 600 KB Output is correct
73 Partially correct 32 ms 1132 KB Partially correct - number of queries: 5127
74 Partially correct 20 ms 856 KB Partially correct - number of queries: 5151
75 Correct 7 ms 344 KB Output is correct
76 Correct 27 ms 956 KB Output is correct
77 Partially correct 25 ms 1004 KB Partially correct - number of queries: 5437
78 Correct 10 ms 600 KB Output is correct
79 Correct 16 ms 1104 KB Output is correct
80 Partially correct 26 ms 888 KB Partially correct - number of queries: 5435
81 Partially correct 22 ms 948 KB Partially correct - number of queries: 5426
82 Partially correct 30 ms 856 KB Partially correct - number of queries: 5405
83 Correct 9 ms 536 KB Output is correct
84 Correct 35 ms 848 KB Output is correct
85 Partially correct 42 ms 980 KB Partially correct - number of queries: 5398
86 Correct 7 ms 344 KB Output is correct
87 Correct 5 ms 344 KB Output is correct
88 Correct 5 ms 344 KB Output is correct
89 Correct 5 ms 344 KB Output is correct
90 Correct 9 ms 600 KB Output is correct
91 Correct 7 ms 344 KB Output is correct
92 Correct 7 ms 344 KB Output is correct
93 Correct 8 ms 600 KB Output is correct
94 Correct 9 ms 600 KB Output is correct
95 Correct 12 ms 600 KB Output is correct
96 Correct 10 ms 600 KB Output is correct
97 Correct 7 ms 344 KB Output is correct