제출 #546082

#제출 시각아이디문제언어결과실행 시간메모리
546082amunduzbaev즐거운 행로 (APIO20_fun)C++17
26 / 100
48 ms27792 KiB
#include "fun.h"
#include "bits/stdc++.h"
using namespace std;
#ifndef EVAL
#include "grader.cpp"
#endif

const int B = 894;
int d[B][B];

vector<int> createFunTour(int n, int Q) {
	if(n <= B){
		for(int i=0;i<n;i++){
			for(int j=i+1;j<n;j++){
				d[i][j] = d[j][i] = hoursRequired(i, j);
			}
		}
		
		vector<int> used(n);
		auto get = [&](int a){
			int b = a;
			for(int i=0;i<n;i++){
				if(used[i]) continue;
				if(d[i][a] > d[b][a]) b = i;
			} return b;
		};
		
		int a = 0, b = 0;
		b = get(a);
		vector<int> p; p.push_back(b);
		used[b] = 1;
		while((int)p.size() < n){
			a = get(b);
			p.push_back(a);
			used[a] = 1;
			b = a;
		} return p;
	} assert(false);
}
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