Submission #1031691

#	Time	Username	Problem	Language	Result	Execution time	Memory
1031691		pcc	Roller Coaster Railroad (IOI16_railroad)	C++17	0 / 100	43 ms	10580 KiB

railroad

#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define pii pair<int,int>
#define fs first
#define sc second
#define pll pair<ll,ll>
#define _all(T) T.begin(),T.end()

//claim always can be connected

const ll inf = 1e18;
const int mxn = 2e5+10;
vector<int> all;
int deg[mxn*3];

long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
	int N = (int)s.size();
	vector<int> v(N);iota(v.begin(),v.end(),0);
	sort(v.begin(),v.end(),[&](int a,int b){return t[a]<s[b];});
	for(int i = 1;i<N;i++){
		int pre = v[i-1],now = v[i];
		if(t[pre]>s[now])return 1;
	}
	return 0;
}

• Subtask 1: 0 / 11
• Subtask 2: 0 / 23
• Subtask 3: 0 / 30
• Subtask 4: 0 / 36