Submission #1052771

#	Time	Username	Problem	Language	Result	Execution time	Memory
1052771		wood	Mechanical Doll (IOI18_doll)	C++17	47 / 100	39 ms	9524 KiB

doll

#include "doll.h"
#include <bits/stdc++.h>
using namespace std;
#define pb push_back
void create_circuit(int M, std::vector<int> A) {
	int N = A.size();
	vector<int> res(M+1,-1), x, y;
	res[0] = A[0];
	int logn = 1, size = 1;
	while(size<N){
		size*=2;
		logn++;
	}
	int size2 = size/2;
	for(int i = 1; i<size2; i++){
		x.pb(-2*i);
		y.pb(-2*i-1);
	}
	vector<int> list = {1};

	while(size2>0){
		int pp = list.size();
		for(int i = 0; i<pp; i++) list.pb(min(list[i]+size2,N));
		size2>>=1;
	}
	A.pb(-1);
	for(int i = 0; i<size-1; i++){
		if(i&1) y.pb(A[list[i]]);
		else x.pb(A[list[i]]);
	}
	y.pb(0);
	answer(res,x,y);
}

• Subtask 1: 0 / 2
• Subtask 2: 0 / 4
• Subtask 3: 0 / 10
• Subtask 4: 10 / 10
• Subtask 5: 9.0000000036 / 18
• Subtask 6: 28.0000000112 / 56