Submission #960993

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
960993	2024-04-11 10:50:29	Gr1sen	The Xana coup (BOI21_xanadu)	C++17	100 / 100	85 ms	17004 KiB

xanadu

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#include<iostream>
#include<vector>
#include<algorithm>
#include<iomanip>
using namespace std;
#define vi vector<int>
#define vvi vector<vi>
int inf = 1e8;
struct point {
    int a = inf, b = inf, c = inf, d = inf; // no flip on, flip on, no flip off, flip off
};
vi O;
vvi Adj;
point oink(int p, int dfp) {
    if (Adj[p].size() == 1 && Adj[p][0] == dfp) {
        if (O[p]) return {0, inf, inf, 1};
        return {inf, 1, 0, inf};
    }
    bool q = 1;
    point l;
    for (auto i : Adj[p]) { 
        if (i == dfp) continue;
        point o = oink(i, p);
        //cerr << "o: " << o.a << ", " << o.b << ", " << o.c << ", " << o.d << "; p:" << i+1 << endl;
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 40 / 40
• Subtask 5: 30 / 30