제출 #592528

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
5925282022-07-09 09:31:49ddy888Network (BOI15_net)C++17
0 / 100
1 ms212 KiB
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb push_back
#define fi first
#define si second
#define ar array
typedef pair<int,int> pi;
typedef tuple<int,int,int> ti;
template<typename T> bool chmin(T &a, T b){return (b < a) ? a = b, 1 : 0;}
template<typename T> bool chmax(T &a, T b){return (b > a) ? a = b, 1 : 0;}
mt19937 rng(chrono::system_clock::now().time_since_epoch().count());
void debug_out() {cerr<<endl;}
template <typename Head, typename... Tail>
void debug_out(Head _H, Tail... _T) {cerr<<" "<<to_string(_H);debug_out(_T...);}
#define debug(...) cerr<<"["<<#__VA_ARGS__<<"]:",debug_out(__VA_ARGS__)
const int MAXN = 500010;
int n;
int in[MAXN];
vector<int> leaf;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
cin.exceptions(ios::badbit | ios::failbit);
 
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