Submission #596094

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
596094	2022-07-14 11:08:13	Bench0310	낙하산 고리들 (IOI12_rings)	C++17	20 / 100	4080 ms	70472 KiB

rings

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int N=1000000;
int n;
vector<int> v[N];
int deg[N];
int bad=0;
int big[N]; //number of adjacent big nodes
int cnt[N+1]; //number of good nodes with i adjacent big nodes
int cntbad[N+1]; //number of bad nodes with i adjacent big nodes
vector<int> four;
int p[N];
int sz[N];
vector<array<int,2>> cycle_edges;
int incycle[N];
bool valid[N];
int find_set(int a)
{
    if(a==p[a]) return a;
    else return p[a]=find_set(p[a]);
}
bool merge_sets(int a,int b)
{
    a=find_set(a);
    b=find_set(b);
 
 
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• Subtask 1: 20 / 20
• Subtask 2: 0 / 17
• Subtask 3: 0 / 18
• Subtask 4: 0 / 14
• Subtask 5: 0 / 31