제출 #1242222

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1242222		Geforgs	Marathon Race 2 (JOI24_ho_t3)	C++20	24 / 100	10 ms	328 KiB

Main

#include <iostream>
#include <iomanip>
#include <vector>
#include <cmath>
#include <algorithm>
#include <set>
#include <queue>
#include <map>
#include <unordered_map>
#include <stack>
#include <bitset>
#include <string>
#include <cstring>
#include <iterator>
#include <random>
#define ll long long
#define ld long double
#define inf (ll)(2*1e18)
#define sort(a) sort(a.begin(), a.end())
#define reverse(a) reverse(a.begin(), a.end())
#define pb push_back
#define endl "\n"
using namespace std;

void solve(){
    ll n, q, l, r, i, x, y, time, res, j, ans, last, cnt, mask;
    cin>>n>>l;
    vector<ll> a(n);
    vector<ll> b(n);
    vector<ll> c(n);
    for(i=0;i<n;++i){
        cin>>a[i];
    }
    sort(a);
    for(i=1;i<n;++i){
        b[i] = b[i-1] + (a[i] - a[i-1])*(i+1);
    }
    for(i=n-2;i>=0;--i){
        c[i] = c[i+1] + (a[i+1] - a[i])*(n - i);
    }
    cin>>q;
    for(i=0;i<q;++i){
        cin>>x>>y>>time;
        res = inf;
        for(mask=0;mask<(1<<n);++mask){
            ans = 0;
            last = x;
            l = 0;
            r = n-1;
            cnt = 1;
            for(j=0;j<n;++j){
                if(mask&(1<<j)){
                    ans += abs(a[r] - last)*cnt;
                    last = a[r--];
                }else{
                    ans += abs(a[l] - last)*cnt;
                    last = a[l++];
                }
                ++cnt;
            }
            ans += abs(y - last)*cnt;
            res = min(res, ans);
        }
        res += n;
        if(res <= time){
            cout<<"Yes"<<endl;
        }else{
            cout<<"No"<<endl;
        }
    }
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cout.tie(nullptr);
    srand(time(nullptr));
    ll t=1;
//    cin>>t;
    for(;t>0;--t){
        solve();
    }
    return 0;
}

• Subtask 1: 7 / 7
• Subtask 2: 7 / 7
• Subtask 3: 10 / 10
• Subtask 4: 0 / 28
• Subtask 5: 0 / 10
• Subtask 6: 0 / 19
• Subtask 7: 0 / 19