oj.uz

답안 #166372

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
166372 2019-12-01T19:31:27 Z qkxwsm 코알라 (APIO17_koala) C++14
43 / 100
 57 ms 764 KB 
#include "koala.h"
#include <bits/stdc++.h>

using namespace std;

template<class T, class U>
void ckmin(T &a, U b)
{
	if (a > b) a = b;
}

template<class T, class U>
void ckmax(T &a, U b)
{
	if (a < b) a = b;
}

#define MP make_pair
#define PB push_back
#define LB lower_bound
#define UB upper_bound
#define fi first
#define se second
#define FOR(i, a, b) for (auto i = (a); i < (b); i++)
#define FORD(i, a, b) for (auto i = (a) - 1; i >= b; i--)
#define SZ(x) ((int) ((x).size()))
#define ALL(x) x.begin(), x.end()
#define INF 1000000007
#define LLINF 2696969696969696969

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<pii> vpi;
typedef vector<pll> vpl;

int N, Q;
vi arr, rec;
vi test = {8, 4, 2, 1};
vi ans;

vi ask(vi s)
{
	int tmp[100], tmp1[100];
	FOR(i, 0, N)
	{
		tmp[i] = s[i];
	}
	playRound(tmp, tmp1);
	FOR(i, 0, N)
	{
		s[i] = tmp1[i];
	}
	return s;
}

int minValue(int n, int q)
{
	N = n; Q = q; arr.resize(N);
	arr[0] = 1;
	rec = ask(arr);
	FOR(i, 1, N)
	{
		if (rec[i] == 0) return i;
	}
    return 0;
}

int maxValue(int n, int q)
{
    N = n; Q = q; arr.resize(N);
	vi cands;
	FOR(i, 0, N) cands.PB(i);
	while(SZ(cands) > 1)
	{
		vi tmp;
		FOR(i, 0, N) arr[i] = 0;
		for (int x : cands) arr[x] = N / SZ(cands);
		rec = ask(arr);
		FOR(i, 0, N)
		{
			if (rec[i] > (N / SZ(cands))) tmp.PB(i);
		}
		cands = tmp;
		// for (int x : cands)
		// {
		// 	cerr << x << ' ';
		// }
		// cerr << endl;
	}
	return cands[0];
}

bool cmp(int i, int j)
{
	if (i == j) return false;
	//is i < j?
	FOR(k, 0, N) arr[k] = 0;
	for (int x : test)
	{
		arr[i] = x; arr[j] = x;
		rec = ask(arr);
		if (rec[i] > x && rec[j] <= x) return false;
		if (rec[i] <= x && rec[j] > x) return true;
	}
}

int greaterValue(int n, int q)
{
	N = n; Q = q; arr.resize(N);
	//say you put x on each.
	//they will put 98 on thhe other guys and 0 on both of you.
	//they will put 99-x on the other guys and x+1 on one of you. it's a sacrifice of 1+2+...x-1. for you. but the next one needs x....2x-2
	//they will put 98-2x on everybody else and x+1 on both of you.
	//they put it on the more expensive of you two.
	return cmp(0, 1);
}

bool cmp1(int a, int b)
{
	//return true if a < b
	FOR(i, 0, N)
	{
		arr[i] = 0;
	}
	arr[a] = N; arr[b] = N;
	rec = ask(arr);
	return (rec[b] > N);
}
vi ord[300];
void build4(int w, int L, int R)
{
	ord[w].clear();
	if (L == R)
	{
		ord[w].PB(L);
		return;
	}
	int mid = (L + R) >> 1;
	build4(w << 1, L, mid);
	build4(w << 1 | 1, mid + 1, R);
}
void solve4(int w, int L, int R)
{
	if (L == R) return;
	int mid = (L + R) >> 1;
	solve4(w << 1, L, mid);
	solve4(w << 1 | 1, mid + 1, R);
	int lt = 0, rt = 0;
	while(lt < SZ(ord[w << 1]) || rt < SZ(ord[w << 1 | 1]))
	{
		if (rt == SZ(ord[w << 1 | 1]) || ((lt != SZ(ord[w << 1]) && cmp1(ord[w << 1][lt], ord[w << 1 | 1][rt]))))
		{
			ord[w].PB(ord[w << 1][lt]);
			lt++;
		}
		else
		{
			ord[w].PB(ord[w << 1 | 1][rt]);
			rt++;
		}
	}
}
void allValues(int n, int q, int *res)
{
    N = n; Q = q; arr.resize(N); ans.resize(N);
	if (Q == 2 * N)
	{
		build4(1, 0, N - 1);
		solve4(1, 0, N - 1);
		FOR(i, 0, SZ(ord[1]))
		{
			ans[ord[1][i]] = i + 1;
		}
	}
	//eh we only have N.
	//well you know who the upper half is now.
	FOR(i, 0, N) res[i] = ans[i];
	return;
}

Compilation message

koala.cpp: In function 'bool cmp(int, int)':
koala.cpp:109:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 376 KB Output is correct
2 Correct 6 ms 376 KB Output is correct
3 Correct 6 ms 376 KB Output is correct
4 Correct 6 ms 376 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 17 ms 376 KB Output is correct
2 Correct 17 ms 380 KB Output is correct
3 Correct 25 ms 376 KB Output is correct
4 Correct 16 ms 376 KB Output is correct

Subtask #3
14.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 52 ms 376 KB Output is correct
2 Partially correct 55 ms 484 KB Output is partially correct
3 Correct 52 ms 760 KB Output is correct
4 Correct 57 ms 764 KB Output is correct
5 Partially correct 53 ms 504 KB Output is partially correct
6 Correct 54 ms 740 KB Output is correct
7 Partially correct 52 ms 760 KB Output is partially correct
8 Correct 52 ms 632 KB Output is correct
9 Correct 52 ms 736 KB Output is correct
10 Correct 52 ms 760 KB Output is correct

Subtask #4
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 22 ms 376 KB Output is correct
2 Correct 36 ms 428 KB Output is correct
3 Correct 35 ms 380 KB Output is correct
4 Correct 34 ms 400 KB Output is correct
5 Correct 34 ms 428 KB Output is correct
6 Correct 34 ms 376 KB Output is correct
7 Correct 47 ms 504 KB Output is correct
8 Correct 33 ms 376 KB Output is correct
9 Correct 37 ms 376 KB Output is correct
10 Correct 32 ms 376 KB Output is correct
11 Correct 34 ms 392 KB Output is correct
12 Correct 21 ms 376 KB Output is correct
13 Correct 34 ms 376 KB Output is correct
14 Correct 31 ms 376 KB Output is correct
15 Correct 31 ms 404 KB Output is correct
16 Correct 30 ms 504 KB Output is correct
17 Correct 30 ms 376 KB Output is correct
18 Correct 32 ms 376 KB Output is correct
19 Correct 31 ms 376 KB Output is correct
20 Correct 31 ms 376 KB Output is correct

Subtask #5
0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -