Submission #728734

#	Time	Username	Problem	Language	Result	Execution time	Memory
728734		abcvuitunggio	Memory 2 (JOI16_memory2)	C++17	100 / 100	1 ms	308 KiB

memory2

#include "Memory2_lib.h"
#include <bits/stdc++.h>
using namespace std;
int n;
mt19937 rd(chrono::steady_clock::now().time_since_epoch().count());
void f(vector <int> v){
    int j=v[rd()%v.size()];
    vector <int> ve,a[51];
    for (int i:v)
        if (i!=j)
            a[Flip(i,j)].push_back(i);
    for (int i=0;i<n;i++){
        if (a[i].empty())
            continue;
        if (a[i].size()<3){
            if (a[i].size()==1)
                Answer(min(a[i][0],j),max(a[i][0],j),i);
            else
                Answer(a[i][0],a[i][1],i);
            continue;
        }
        a[i].push_back(j);
        f(a[i]);
    }
}
void Solve(int T, int N){
    vector <int> v;
    n=N;
    for (int i=0;i<n*2;i++)
        v.push_back(i);
    f(v);
}

• Subtask 1: 10 / 10
• Subtask 2: 50 / 50
• Subtask 3: 40 / 40