Submission #789868

#	Time	Username	Problem	Language	Result	Execution time	Memory
789868		Minindu206	Roller Coaster Railroad (IOI16_railroad)	C++14	0 / 100	68 ms	13748 KiB

railroad

#include "railroad.h"
#include <bits/stdc++.h>
using namespace std;
long long plan_roller_coaster(std::vector<int> s, std::vector<int> t)
{
    #define int long long
    int n = (int)s.size();
    vector<pair<int, int>> ss, tt;
    for(int i=0;i<n;i++)
    {
        tt.push_back({t[i], i});
        ss.push_back({s[i], i});
    }
    sort(ss.rbegin(), ss.rend());
    sort(tt.rbegin(), tt.rend());

    int i = 0, j = 0;
    while(i < n)
    {
        if(ss[i].second != tt[j].second)
        {
            if(tt[j].first > ss[i].first)
                return 999;
        }
        else
        {
            if(tt[j].first > ss[i - 1].first)
                return 999;
        }
    }
    return 0;
}

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