Submission #149907

#	Time	Username	Problem	Language	Result	Execution time	Memory
149907		잉여로운 고3 (#200)	Bulb Game (FXCUP4_bulb)	C++17	0 / 100	2 ms	376 KiB

bulb

#include <bits/stdc++.h>

#include "bulb.h"

using namespace std;

typedef tuple <int, int, int, int, int> tii;

vector <int> L, R;
int n;

tii dfs(int p)
{
	int d0, d1, d2, d3, s;
	int l0, l1, l2, l3, ls;
	int r0, r1, r2, r3, rs;
	
	if(p < 0) d0 = -p, d1 = d2 = d3 = s = 0;
	else{
		tie(l0, l1, l2, l3, ls) = dfs(L[p]);
		tie(r0, r1, r2, r3, rs) = dfs(R[p]);
		s = ls + rs + 1;
		
		d0 = l0;
		
		d1 = l1 | r0;
		if(rs) d1 |= l0;
		
		d2 = l2 | r0;
		if(rs) d2 |= l0;
		
		d3 = d0;
		if(d0 == 1){
			if((l1 & 1) && !(l3 & 2) && r0 != 2) {}
			else if(!(r2 & 2)) {}
			else if(rs && !(l2 & 2) && (r1 & 1)) {}
			else d3 |= 2;
		}
		else{
			if((l1 & 2) && !(l3 & 1) && r0 != 1) {}
			else if(!(r2 & 1)) {}
			else if(rs && !(l2 & 1) && (r1 & 2)) {}
			else d3 |= 1;
		}
	}
	
	return tii(d0, d1, d2, d3, s);
}

int FindWinner(int T, vector <int> _L, vector<int> _R)
{
	n = L.size(); swap(L, _L); swap(R, _R);
	
	int d0, d1, d2, d3, s;
	
	tie(d0, d1, d2, d3, s) = dfs(0);
	
	if(d3 | 2) return 0;
	else return 1;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 25
• Subtask 3: 0 / 64