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답안 #673008

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
673008 2022-12-19T11:27:15 Z ghostwriter 커다란 상품 (IOI17_prize) C++17
90 / 100
 84 ms 336 KB 
#include "prize.h"
// #pragma GCC optimize ("Ofast")
// #pragma GCC target ("avx2")
#include <bits/stdc++.h>
using namespace std;
#ifdef LOCAL
    #include <debug.h>
	#include "grader.cpp"
#else
    #define debug(...)
#endif
#define ft front
#define bk back
#define st first
#define nd second
#define ins insert
#define ers erase
#define pb push_back
#define pf push_front
#define _pb pop_back
#define _pf pop_front
#define lb lower_bound
#define ub upper_bound
#define mtp make_tuple
#define bg begin
#define ed end
#define all(x) (x).bg(), (x).ed()
#define sz(x) (int)(x).size()
// #define int long long
typedef long long ll; typedef unsigned long long ull;
typedef double db; typedef long double ldb;
typedef pair<int, int> pi; typedef pair<ll, ll> pll;
typedef vector<int> vi; typedef vector<ll> vll; typedef vector<pi> vpi; typedef vector<pll> vpll;
typedef string str;
#define FOR(i, l, r) for (int i = (l); i <= (r); ++i)
#define FOS(i, r, l) for (int i = (r); i >= (l); --i)
#define FRN(i, n) for (int i = 0; i < (n); ++i)
#define FSN(i, n) for (int i = (n) - 1; i >= 0; --i)
#define EACH(i, x) for (auto &i : (x))
#define WHILE while
template<typename T> T gcd(T a, T b) { T d2 = (a | b) & -(a | b); a /= d2; b /= d2; WHILE(b) { a = a % b; swap(a, b); } return a * d2; }
template<typename T> T lcm(T a, T b) { return a / gcd(a, b) * b; }
void _assert(bool statement) { if (statement) return; cerr << "\n>> Assertion failed!\n"; exit(0); }
void _assert(bool statement, const str &message) { if (statement) return; cerr << "\n>> Assertion failed: " << message << '\n'; exit(0); }
void _error(const str &message) { cerr << "\n>> Error: " << message << '\n'; exit(0); }
#define file "TEST"
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
ll rand(ll l, ll r) { return uniform_int_distribution<ll>(l, r)(rd); }
/*
----------------------------------------------------------------
    END OF TEMPLATE
----------------------------------------------------------------
    Tran The Bao - ghostwriter
    Training for VOI23 gold medal
----------------------------------------------------------------
    GOAT
----------------------------------------------------------------
*/
int find_best(int n) {
	int pos = -1;
	vi ansp;
	FRN(i, min(n, 474)) {
		if (pos == -1) {
			pos = i;
			ansp = ask(i);
			if (ansp[0] + ansp[1] == 0) return i;
		}
		else {
			vi tmp = ask(i);
			if (tmp[0] + tmp[1] == 0) return i;
			if (ansp[0] + ansp[1] < tmp[0] + tmp[1]) {
				pos = i;
				ansp = tmp;
			}
		}
	}
	int cnt = 0, pre = pos;
	WHILE(1) {
		int l = pre + 1, r = n - 1, ans = -1;
		WHILE(l <= r) {
			int mid = l + (r - l) / 2;
			vi tmp = ask(mid);
			if (tmp[0] + tmp[1] == 0) return mid;
			if (tmp[0] + tmp[1] < ansp[0] + ansp[1]) {
				ans = mid;
				r = mid - 1;
			}
			else if (tmp[0] - ansp[0] > cnt) r = mid - 1;
			else l = mid + 1;
		}
		++cnt;
		pre = ans;
	}
	return 0;
}
/*
8
3 2 3 1 3 3 2 3
*/

Subtask #1
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 208 KB Output is correct
2 Correct 3 ms 296 KB Output is correct
3 Correct 6 ms 296 KB Output is correct
4 Correct 3 ms 208 KB Output is correct
5 Correct 3 ms 208 KB Output is correct
6 Correct 0 ms 292 KB Output is correct
7 Correct 2 ms 296 KB Output is correct
8 Correct 2 ms 300 KB Output is correct
9 Correct 3 ms 292 KB Output is correct
10 Correct 5 ms 208 KB Output is correct

Subtask #2
70.0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 208 KB Output is correct
2 Correct 3 ms 296 KB Output is correct
3 Correct 3 ms 292 KB Output is correct
4 Correct 3 ms 220 KB Output is correct
5 Correct 2 ms 292 KB Output is correct
6 Correct 1 ms 296 KB Output is correct
7 Correct 4 ms 208 KB Output is correct
8 Correct 3 ms 208 KB Output is correct
9 Correct 3 ms 336 KB Output is correct
10 Correct 4 ms 208 KB Output is correct
11 Correct 3 ms 296 KB Output is correct
12 Correct 5 ms 296 KB Output is correct
13 Correct 9 ms 300 KB Output is correct
14 Correct 7 ms 208 KB Output is correct
15 Correct 13 ms 208 KB Output is correct
16 Partially correct 60 ms 292 KB Partially correct - number of queries: 7022
17 Correct 4 ms 296 KB Output is correct
18 Partially correct 30 ms 328 KB Partially correct - number of queries: 8138
19 Correct 4 ms 208 KB Output is correct
20 Correct 20 ms 208 KB Output is correct
21 Correct 34 ms 208 KB Output is correct
22 Correct 5 ms 280 KB Output is correct
23 Correct 3 ms 276 KB Output is correct
24 Correct 4 ms 208 KB Output is correct
25 Correct 36 ms 208 KB Output is correct
26 Correct 45 ms 208 KB Output is correct
27 Correct 5 ms 300 KB Output is correct
28 Partially correct 58 ms 208 KB Partially correct - number of queries: 7796
29 Partially correct 52 ms 208 KB Partially correct - number of queries: 6018
30 Partially correct 84 ms 208 KB Partially correct - number of queries: 8074
31 Correct 6 ms 208 KB Output is correct
32 Correct 6 ms 276 KB Output is correct
33 Correct 0 ms 208 KB Output is correct
34 Correct 12 ms 208 KB Output is correct
35 Correct 5 ms 292 KB Output is correct
36 Correct 18 ms 300 KB Output is correct
37 Correct 4 ms 208 KB Output is correct
38 Correct 3 ms 292 KB Output is correct
39 Correct 28 ms 276 KB Output is correct
40 Partially correct 57 ms 208 KB Partially correct - number of queries: 6963
41 Partially correct 37 ms 292 KB Partially correct - number of queries: 5083
42 Partially correct 41 ms 208 KB Partially correct - number of queries: 5083
43 Correct 36 ms 296 KB Output is correct
44 Correct 31 ms 208 KB Output is correct
45 Correct 32 ms 296 KB Output is correct
46 Correct 3 ms 272 KB Output is correct
47 Correct 32 ms 208 KB Output is correct
48 Partially correct 56 ms 296 KB Partially correct - number of queries: 6162
49 Correct 6 ms 296 KB Output is correct
50 Partially correct 68 ms 208 KB Partially correct - number of queries: 8127
51 Correct 30 ms 208 KB Output is correct
52 Correct 2 ms 296 KB Output is correct
53 Correct 3 ms 296 KB Output is correct
54 Correct 34 ms 300 KB Output is correct
55 Correct 5 ms 208 KB Output is correct
56 Partially correct 73 ms 296 KB Partially correct - number of queries: 8135
57 Partially correct 47 ms 208 KB Partially correct - number of queries: 6085
58 Partially correct 62 ms 300 KB Partially correct - number of queries: 6180
59 Partially correct 47 ms 208 KB Partially correct - number of queries: 5083
60 Correct 40 ms 208 KB Output is correct
61 Correct 5 ms 292 KB Output is correct
62 Correct 5 ms 292 KB Output is correct
63 Correct 4 ms 296 KB Output is correct
64 Correct 6 ms 216 KB Output is correct
65 Correct 4 ms 208 KB Output is correct
66 Correct 14 ms 296 KB Output is correct
67 Correct 4 ms 296 KB Output is correct
68 Correct 4 ms 208 KB Output is correct
69 Correct 29 ms 208 KB Output is correct
70 Correct 4 ms 208 KB Output is correct
71 Partially correct 60 ms 208 KB Partially correct - number of queries: 8274
72 Correct 9 ms 208 KB Output is correct
73 Partially correct 62 ms 208 KB Partially correct - number of queries: 8169
74 Partially correct 73 ms 208 KB Partially correct - number of queries: 8224
75 Correct 6 ms 208 KB Output is correct
76 Partially correct 47 ms 208 KB Partially correct - number of queries: 7102
77 Partially correct 59 ms 208 KB Partially correct - number of queries: 8156
78 Correct 9 ms 208 KB Output is correct
79 Correct 35 ms 208 KB Output is correct
80 Partially correct 57 ms 208 KB Partially correct - number of queries: 8161
81 Partially correct 74 ms 292 KB Partially correct - number of queries: 8138
82 Partially correct 66 ms 208 KB Partially correct - number of queries: 8097
83 Correct 4 ms 208 KB Output is correct
84 Partially correct 26 ms 336 KB Partially correct - number of queries: 6748
85 Partially correct 67 ms 208 KB Partially correct - number of queries: 8170
86 Correct 5 ms 208 KB Output is correct
87 Correct 5 ms 208 KB Output is correct
88 Correct 4 ms 208 KB Output is correct
89 Correct 4 ms 208 KB Output is correct
90 Correct 6 ms 208 KB Output is correct
91 Correct 5 ms 296 KB Output is correct
92 Correct 5 ms 208 KB Output is correct
93 Correct 9 ms 208 KB Output is correct
94 Correct 6 ms 208 KB Output is correct
95 Correct 8 ms 208 KB Output is correct
96 Correct 7 ms 208 KB Output is correct
97 Correct 5 ms 208 KB Output is correct