Submission #1072442

# Submission time Handle Problem Language Result Execution time Memory
1072442 2024-08-23T19:07:02 Z Joshua_Andersson The Big Prize (IOI17_prize) C++14
90.55 / 100
42 ms 1584 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;
	rep(i, 500)
	{
		vi res = q(i);
		if (res[0]+res[1]==0)
		{
			return i;
		}
		lollipop_cnt = max(lollipop_cnt, res[0] + res[1]);
	}
	
	int jump = 180;
	int i = 500;
	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 5 ms 600 KB Output is correct
2 Correct 6 ms 344 KB Output is correct
3 Correct 4 ms 596 KB Output is correct
4 Correct 10 ms 1160 KB Output is correct
5 Correct 6 ms 472 KB Output is correct
6 Correct 1 ms 344 KB Output is correct
7 Correct 3 ms 344 KB Output is correct
8 Correct 6 ms 344 KB Output is correct
9 Correct 5 ms 344 KB Output is correct
10 Correct 9 ms 600 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 3 ms 600 KB Output is correct
2 Correct 6 ms 456 KB Output is correct
3 Correct 8 ms 748 KB Output is correct
4 Correct 8 ms 600 KB Output is correct
5 Correct 8 ms 536 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 6 ms 344 KB Output is correct
8 Correct 7 ms 344 KB Output is correct
9 Correct 8 ms 344 KB Output is correct
10 Correct 12 ms 600 KB Output is correct
11 Correct 5 ms 344 KB Output is correct
12 Correct 3 ms 456 KB Output is correct
13 Correct 9 ms 600 KB Output is correct
14 Correct 4 ms 712 KB Output is correct
15 Correct 6 ms 344 KB Output is correct
16 Partially correct 34 ms 912 KB Partially correct - number of queries: 5006
17 Correct 4 ms 1204 KB Output is correct
18 Partially correct 35 ms 1136 KB Partially correct - number of queries: 5945
19 Correct 3 ms 340 KB Output is correct
20 Correct 11 ms 600 KB Output is correct
21 Correct 15 ms 1056 KB Output is correct
22 Correct 6 ms 596 KB Output is correct
23 Correct 3 ms 344 KB Output is correct
24 Correct 4 ms 340 KB Output is correct
25 Correct 16 ms 848 KB Output is correct
26 Correct 23 ms 520 KB Output is correct
27 Correct 4 ms 856 KB Output is correct
28 Partially correct 34 ms 1084 KB Partially correct - number of queries: 5430
29 Correct 31 ms 1244 KB Output is correct
30 Partially correct 42 ms 1336 KB Partially correct - number of queries: 5646
31 Correct 4 ms 344 KB Output is correct
32 Correct 8 ms 600 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 11 ms 856 KB Output is correct
35 Correct 7 ms 344 KB Output is correct
36 Correct 10 ms 600 KB Output is correct
37 Correct 5 ms 344 KB Output is correct
38 Correct 5 ms 468 KB Output is correct
39 Correct 19 ms 856 KB Output is correct
40 Correct 28 ms 848 KB Output is correct
41 Correct 20 ms 1012 KB Output is correct
42 Correct 22 ms 724 KB Output is correct
43 Correct 16 ms 752 KB Output is correct
44 Correct 17 ms 604 KB Output is correct
45 Correct 12 ms 844 KB Output is correct
46 Correct 3 ms 1216 KB Output is correct
47 Correct 19 ms 700 KB Output is correct
48 Correct 22 ms 856 KB Output is correct
49 Correct 3 ms 344 KB Output is correct
50 Partially correct 31 ms 1008 KB Partially correct - number of queries: 5920
51 Correct 15 ms 600 KB Output is correct
52 Correct 4 ms 344 KB Output is correct
53 Correct 8 ms 716 KB Output is correct
54 Correct 18 ms 748 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Partially correct 35 ms 1000 KB Partially correct - number of queries: 5942
57 Correct 21 ms 848 KB Output is correct
58 Correct 33 ms 1212 KB Output is correct
59 Correct 23 ms 824 KB Output is correct
60 Correct 18 ms 836 KB Output is correct
61 Correct 8 ms 600 KB Output is correct
62 Correct 5 ms 344 KB Output is correct
63 Correct 9 ms 600 KB Output is correct
64 Correct 9 ms 768 KB Output is correct
65 Correct 8 ms 960 KB Output is correct
66 Correct 13 ms 856 KB Output is correct
67 Correct 9 ms 556 KB Output is correct
68 Correct 4 ms 344 KB Output is correct
69 Correct 15 ms 592 KB Output is correct
70 Correct 12 ms 600 KB Output is correct
71 Partially correct 37 ms 880 KB Partially correct - number of queries: 5385
72 Correct 11 ms 604 KB Output is correct
73 Partially correct 39 ms 976 KB Partially correct - number of queries: 5329
74 Partially correct 33 ms 996 KB Partially correct - number of queries: 5353
75 Correct 14 ms 600 KB Output is correct
76 Correct 37 ms 752 KB Output is correct
77 Partially correct 35 ms 1116 KB Partially correct - number of queries: 5545
78 Correct 11 ms 856 KB Output is correct
79 Correct 23 ms 856 KB Output is correct
80 Partially correct 34 ms 1584 KB Partially correct - number of queries: 5547
81 Partially correct 37 ms 952 KB Partially correct - number of queries: 5568
82 Partially correct 25 ms 968 KB Partially correct - number of queries: 5507
83 Correct 8 ms 852 KB Output is correct
84 Correct 32 ms 1352 KB Output is correct
85 Partially correct 34 ms 1120 KB Partially correct - number of queries: 5528
86 Correct 11 ms 600 KB Output is correct
87 Correct 6 ms 764 KB Output is correct
88 Correct 11 ms 1112 KB Output is correct
89 Correct 11 ms 1268 KB Output is correct
90 Correct 8 ms 856 KB Output is correct
91 Correct 11 ms 600 KB Output is correct
92 Correct 8 ms 600 KB Output is correct
93 Correct 13 ms 600 KB Output is correct
94 Correct 11 ms 600 KB Output is correct
95 Correct 10 ms 580 KB Output is correct
96 Correct 8 ms 604 KB Output is correct
97 Correct 10 ms 600 KB Output is correct