제출 #499043

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
499043		sumit_kk10	Fuel Station (NOI20_fuelstation)	C++17	7 / 100	125 ms	15764 KiB

FuelStation

#include <bits/stdc++.h>
#define fast ios_base::sync_with_stdio(0);cin.tie(NULL);cout.tie(NULL) 
#define ll long long
#define F first 
#define S second
using namespace std;
const int N = 3e5 + 5;

void solve(){
    ll n, len;
    cin >> n >> len;
    pair<ll, pair<ll, ll> > a[n + 2];
    for(int i = 1; i <= n; ++i)
        cin >> a[i].F >> a[i].S.F >> a[i].S.S;
    a[0].F = 0;
    a[0].S.F = 0;
    a[0].S.S = 0;
    sort(a + 1, a + n + 1);
    a[n + 1].F = len;
    a[n + 1].S.F = 0;
    a[n + 1].S.S = 0;
    if(n == 1){
        if(a[1].F <= a[1].S.S and (a[1].F + len - a[1].F - a[1].S.F <= a[1].S.S))
            cout << min(len, a[1].F + max(0ll, len - a[1].F - a[1].S.F)) << '\n';
        else cout << len << '\n';
        return;
    }
}

int main() {
    fast;
    int t = 1;
    // cin >> t;
    while(t--)
        solve();
    return 0;
}

• Subtask 1: 7 / 7
• Subtask 2: 0 / 13
• Subtask 3: 0 / 17
• Subtask 4: 0 / 12
• Subtask 5: 0 / 19
• Subtask 6: 0 / 11
• Subtask 7: 0 / 21