답안 #55485

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
55485 2018-07-07T16:56:36 Z minkank 커다란 상품 (IOI17_prize) C++17
100 / 100
66 ms 956 KB
#include <bits/stdc++.h>
#include "prize.h"

using namespace std;

typedef pair<int, int> ii;
#define x first
#define y second

int res;
map<int, map<int, ii> > p;

void solve(int l, int r) {
	if(res != -1 || l > r) return;
	int mid = (l + r) / 2;
	vector<int> tmp = ask(mid);
	ii val = ii(tmp[0], tmp[1]);
	if(val.x == 0 && val.y == 0) {
		res = mid;
		return;
	}
	bool canL = 1, canR = 1;
	auto nxt = p[val.x + val.y].lower_bound(mid);
	if(nxt != p[val.x + val.y].begin()) {
		nxt--;
		if((*nxt).y.x == val.x) canL = 0;
		nxt++; 
	}
	if(nxt != p[val.x + val.y].end()) {
		if((*nxt).y.y == val.y) canR = 0;
	}
	p[val.x + val.y][mid] = val;
	if(canL) solve(l, mid - 1);
	if(canR) solve(mid + 1, r);
}

int find_best(int n) {
	res = -1; p.clear();
	solve(0, n - 1);
	return res;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 288 KB Output is correct
2 Correct 2 ms 456 KB Output is correct
3 Correct 2 ms 456 KB Output is correct
4 Correct 3 ms 456 KB Output is correct
5 Correct 2 ms 492 KB Output is correct
6 Correct 2 ms 492 KB Output is correct
7 Correct 2 ms 492 KB Output is correct
8 Correct 2 ms 492 KB Output is correct
9 Correct 2 ms 492 KB Output is correct
10 Correct 3 ms 492 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 3 ms 496 KB Output is correct
2 Correct 4 ms 496 KB Output is correct
3 Correct 3 ms 496 KB Output is correct
4 Correct 3 ms 496 KB Output is correct
5 Correct 3 ms 496 KB Output is correct
6 Correct 2 ms 552 KB Output is correct
7 Correct 3 ms 560 KB Output is correct
8 Correct 4 ms 560 KB Output is correct
9 Correct 2 ms 560 KB Output is correct
10 Correct 3 ms 560 KB Output is correct
11 Correct 5 ms 572 KB Output is correct
12 Correct 2 ms 584 KB Output is correct
13 Correct 6 ms 584 KB Output is correct
14 Correct 5 ms 584 KB Output is correct
15 Correct 10 ms 584 KB Output is correct
16 Correct 21 ms 788 KB Output is correct
17 Correct 3 ms 788 KB Output is correct
18 Correct 60 ms 828 KB Output is correct
19 Correct 2 ms 828 KB Output is correct
20 Correct 13 ms 828 KB Output is correct
21 Correct 22 ms 828 KB Output is correct
22 Correct 4 ms 828 KB Output is correct
23 Correct 2 ms 828 KB Output is correct
24 Correct 2 ms 828 KB Output is correct
25 Correct 30 ms 828 KB Output is correct
26 Correct 32 ms 828 KB Output is correct
27 Correct 4 ms 828 KB Output is correct
28 Correct 51 ms 828 KB Output is correct
29 Correct 37 ms 828 KB Output is correct
30 Correct 43 ms 828 KB Output is correct
31 Correct 2 ms 828 KB Output is correct
32 Correct 3 ms 828 KB Output is correct
33 Correct 2 ms 828 KB Output is correct
34 Correct 16 ms 828 KB Output is correct
35 Correct 2 ms 828 KB Output is correct
36 Correct 6 ms 828 KB Output is correct
37 Correct 3 ms 828 KB Output is correct
38 Correct 2 ms 828 KB Output is correct
39 Correct 17 ms 828 KB Output is correct
40 Correct 34 ms 828 KB Output is correct
41 Correct 42 ms 828 KB Output is correct
42 Correct 14 ms 828 KB Output is correct
43 Correct 33 ms 828 KB Output is correct
44 Correct 28 ms 828 KB Output is correct
45 Correct 17 ms 828 KB Output is correct
46 Correct 2 ms 828 KB Output is correct
47 Correct 29 ms 828 KB Output is correct
48 Correct 35 ms 828 KB Output is correct
49 Correct 10 ms 828 KB Output is correct
50 Correct 54 ms 956 KB Output is correct
51 Correct 23 ms 956 KB Output is correct
52 Correct 4 ms 956 KB Output is correct
53 Correct 4 ms 956 KB Output is correct
54 Correct 30 ms 956 KB Output is correct
55 Correct 3 ms 956 KB Output is correct
56 Correct 53 ms 956 KB Output is correct
57 Correct 34 ms 956 KB Output is correct
58 Correct 39 ms 956 KB Output is correct
59 Correct 41 ms 956 KB Output is correct
60 Correct 29 ms 956 KB Output is correct
61 Correct 4 ms 956 KB Output is correct
62 Correct 3 ms 956 KB Output is correct
63 Correct 4 ms 956 KB Output is correct
64 Correct 3 ms 956 KB Output is correct
65 Correct 3 ms 956 KB Output is correct
66 Correct 3 ms 956 KB Output is correct
67 Correct 3 ms 956 KB Output is correct
68 Correct 2 ms 956 KB Output is correct
69 Correct 2 ms 956 KB Output is correct
70 Correct 2 ms 956 KB Output is correct
71 Correct 22 ms 956 KB Output is correct
72 Correct 8 ms 956 KB Output is correct
73 Correct 41 ms 956 KB Output is correct
74 Correct 54 ms 956 KB Output is correct
75 Correct 3 ms 956 KB Output is correct
76 Correct 40 ms 956 KB Output is correct
77 Correct 39 ms 956 KB Output is correct
78 Correct 7 ms 956 KB Output is correct
79 Correct 31 ms 956 KB Output is correct
80 Correct 44 ms 956 KB Output is correct
81 Correct 66 ms 956 KB Output is correct
82 Correct 38 ms 956 KB Output is correct
83 Correct 3 ms 956 KB Output is correct
84 Correct 50 ms 956 KB Output is correct
85 Correct 66 ms 956 KB Output is correct
86 Correct 9 ms 956 KB Output is correct
87 Correct 4 ms 956 KB Output is correct
88 Correct 6 ms 956 KB Output is correct
89 Correct 10 ms 956 KB Output is correct
90 Correct 3 ms 956 KB Output is correct
91 Correct 7 ms 956 KB Output is correct
92 Correct 3 ms 956 KB Output is correct
93 Correct 6 ms 956 KB Output is correct
94 Correct 4 ms 956 KB Output is correct
95 Correct 4 ms 956 KB Output is correct
96 Correct 6 ms 956 KB Output is correct
97 Correct 3 ms 956 KB Output is correct