Submission #281740

#	Time	Username	Problem	Language	Result	Execution time	Memory
281740		AKaan37	Roller Coaster Railroad (IOI16_railroad)	C++17	0 / 100	221 ms	16028 KiB

railroad

//Bismillahirrahmanirrahim

#include "railroad.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long lo;
typedef pair< lo,lo > PII;
typedef pair< lo,PII > PIII;

#define fi first
#define se second
#define mp make_pair
#define endl "\n"
#define pb push_back
#define fio() ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define FOR for(int i=1;i<=n;i++)
#define mid ((start+end)/2)
#define ort ((bas+son)/2)

const lo inf = 1000000000000000000;
const lo KOK = 100000;
const lo LOG = 30;
const lo li = 500005;
const lo mod = 1000000007;

int m,b[li],a[li],k,flag,t;
int cev;
set<PIII> st;
string s;
vector<int> v;

long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
    int n = (int) s.size();
    for(int i=0;i<n;i++){
		st.insert({-t[i]+s[i],{t[i],s[i]}});
	}
	flag=0;
	auto it=st.begin();
	int last=0;
	while(st.size()){	
		it=st.begin();
		PIII p=*it;
		st.erase(it);
		//~ it=st.lower_bound({{p.se,-inf});
		if(p.se.se<last){flag=1;break;}
		//~ int last=p.se.fi;
	}
	return flag;
}

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