Submission #572943

#	Time	Username	Problem	Language	Result	Execution time	Memory
572943		2fat2code	Roller Coaster Railroad (IOI16_railroad)	C++17	0 / 100	311 ms	26076 KiB

railroad

#include "railroad.h"
#include <bits/stdc++.h>
#define fr first
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define sc second
#define all(s) s.begin(), s.end()
#define rc(s) return cout << s, 0
using namespace std;

map<int,int>mp;

long long plan_roller_coaster(vector<int> s, vector<int> t) {
    s.push_back(2 * 1e9);
    t.push_back(1);
    int n = (int) s.size();
    for(int i=0;i<n;i++){
        mp[s[i]]++;
        mp[t[i]]--;
    }
    int curr = 0;
    auto it = mp.begin();
    while(it != mp.end()){
        curr+=(it->sc);
        ++it;
        if(curr > 0){
            return 1;
        }
    }
    return 0;
}

// 1. Solve the problem
// 2. ???
// 3. Profit

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