Submission #610526

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
610526	2022-07-28 09:17:17	alirezasamimi100	Roller Coaster Railroad (IOI16_railroad)	C++17	100 / 100	278 ms	25100 KiB

railroad

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#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long int;
using pll = pair<ll,ll>;
#define pb push_back
#define F first
#define S second
vector<ll> cp,ps,p;
vector<pll> vec;
int n;
ll ans;
ll gp(ll x){
    return p[x]==-1?x:p[x]=gp(p[x]);
}
bool uni(ll v, ll u){
    v=gp(v);
    u=gp(u);
    if(v==u) return false;
    p[u]=v;
    return true;
}
ll plan_roller_coaster(vector<int> s, vector<int> t) {
    s.pb(1e9+10);
    t.pb(1);
    for(int i=0; i<(int)s.size(); i++){
 
 
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• Subtask 1: 11 / 11
• Subtask 2: 23 / 23
• Subtask 3: 30 / 30
• Subtask 4: 36 / 36