제출 #1061957

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1061957		Hectorungo_18	Roller Coaster Railroad (IOI16_railroad)	C++14	0 / 100	2007 ms	6612 KiB

railroad

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

// #define int long long

long long plan_roller_coaster(std::vector<int> s, std::vector<int> t) {
    int n = s.size();
    vector<pair<int, int>> v(n);
    for(int i = 0; i < n; i++){
        v[i]={s[i], t[i]};
    }
    sort(v.begin(), v.end());

    vector<pair<int, int>> sol;
    int ans = 1e9+7;

    do{
        int ex = 1;
        int aux = 0;
        for(int i = 0; i < n; i++){
            if(ex <= v[i].first){
                ex = v[i].second;
                continue;
            }
            aux+=ex-v[i].first;
            if(aux < 0) break;
        }
        if(aux < 0) continue;
        if(ans > aux){
            ans = aux;
            sol = v;
        }

    }
    while(next_permutation(v.begin(), v.end()));

    // cout << ans << endl;
    // for(auto x : sol){
    //     cout << x.first << " " << x.second << endl;;
    // }


    return ans;
}

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