Submission #436292

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
436292	2021-06-24 11:41:18	dacin21	Keys (IOI21_keys)	C++17	100 / 100	2487 ms	343412 KiB

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#pragma GCC optimize("O3")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx") // codeforces
//#pragma GCC target("avx,avx2,fma")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,tune=native") // yandex
#undef _GLIBCXX_DEBUG
#include <bits/stdc++.h>
using namespace std;
uint64_t steps = 0;
uint64_t steps_2 = 0;
struct Node{
    int me = -2, next = -1;
};
// first node is sentinel
vector<Node> nodes{Node{-1, 0}};
struct Edge_Component{
    int key;
    vector<int> vertices;
};
vector<Edge_Component> edge_components;
template<typename T>
void join(vector<T> &a, vector<T> &b){
    if(a.size() < b.size()){
        a.swap(b);
    }
    steps_2 += b.size();
 
 
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• Subtask 1: 9 / 9
• Subtask 2: 11 / 11
• Subtask 3: 17 / 17
• Subtask 4: 30 / 30
• Subtask 5: 33 / 33