Submission #333219

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
333219	2020-12-05 00:11:43	limabeans	Railway (BOI17_railway)	C++17	100 / 100	281 ms	53228 KiB

railway

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#include <bits/stdc++.h>
using namespace std;
template<typename T>
void out(T x) { cout << x << endl; exit(0); }
#define watch(x) cout << (#x) << " is " << (x) << endl
const int maxn = 1e5+10;
int n, m, k;
vector<pair<int,int>> g[maxn];
set<int> nodes[maxn];
const int LOG = 19;
int par[LOG+1][maxn];
int dep[maxn];
 
 
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• Subtask 1: 8 / 8
• Subtask 2: 15 / 15
• Subtask 3: 7 / 7
• Subtask 4: 29 / 29
• Subtask 5: 16 / 16
• Subtask 6: 25 / 25