oj.uz

답안 #931107

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
931107 2024-02-21T08:47:22 Z parlimoos Pinball (JOI14_pinball) C++14
100 / 100
 276 ms 34740 KB 
//Be Name KHODA
#pragma GCC optimize("Ofast")
#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
typedef long double ld;
#define pb push_back
#define pp pop_back
#define lb lower_bound
#define ub upper_bound
#define cl clear
#define bg begin
#define arr(x) array<int , x>
#define endl '\n'

const ll INF = (1ll * 1e18);

int k , n , m;
vector<arr(4)> a;
vector<int> ns;
ll seg[1200001][2];
int seginf[1200001][2] , is[1000001];
int cnt = 0;

void frm(int &el){
    el = int(lb(ns.bg() , ns.end() , el) - ns.bg());
}
void buildSeg(int l = 0 , int r = cnt - 1 , int i = 1){
    seginf[i][0] = l , seginf[i][1] = r , seg[i][0] = INF , seg[i][1] = INF;
    if(r == l) is[l] = i;
    else{
        int c = (r + l - 1) >> 1;
        buildSeg(l , c , i << 1) , buildSeg(c + 1 , r , (i << 1) | 1);
    }
}
void updSeg(int md , int i , ll val){
    while(i >= 1) seg[i][md] = min(seg[i][md] , val) , i >>= 1;
}
ll getSeg(int l , int r , int md , int i){
    if(seginf[i][0] >= l and seginf[i][1] <= r) return seg[i][md];
    if(seginf[i][1] >= l and seginf[i][0] <= r) return min(getSeg(l , r , md , i << 1) , getSeg(l , r , md , (i << 1) | 1));
    return INF;
}

int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);

    cin >> k >> n;
    m = k + 2;
    ns.pb(1);
    for(int i = 0 ; i < k ; i++){
        int d[4];
        cin >> d[0] >> d[1] >> d[2] >> d[3];
        a.pb({d[0] , d[2] , d[1] , d[3]});
        ns.pb(d[0]) , ns.pb(d[1]) , ns.pb(d[2]);
        ns.pb(min(n , d[1] + 1));
    }
    sort(ns.bg() , ns.end()) , ns.resize(int(unique(ns.bg() , ns.end()) - ns.bg()));
    cnt = (int)ns.size();
    for(int i = 0 ; i < k ; i++) frm(a[i][0]) , frm(a[i][1]) , frm(a[i][2]);
    
    buildSeg();
    updSeg(0 , is[0] , 0) , updSeg(1 , is[cnt - 1] , 0);
    ll o = INF;
    for(int i = 0 ; i < k ; i++){
        o = min(o , getSeg(a[i][0] , a[i][2] , 0 , 1) + getSeg(a[i][0] , a[i][2] , 1 , 1) + (1ll * a[i][3]));
        ll d1 = INF , d2 = INF;
        if(a[i][0] < a[i][1]) d1 = getSeg(a[i][0] , a[i][1] - 1 , 0 , 1) + (1ll * a[i][3]);
        if(a[i][1] < a[i][2]) d2 = getSeg(a[i][1] + 1 , a[i][2] , 1 , 1) + (1ll * a[i][3]);
        updSeg(0 , is[a[i][1]] , d1) , updSeg(1 , is[a[i][1]] , d2);
    }
    if(o == INF) cout << -1;
    else cout << o;
}

Subtask #1
11.0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct

Subtask #2
18.0 / 18.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct

Subtask #3
22.0 / 22.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 2 ms 4444 KB Output is correct
17 Correct 2 ms 4444 KB Output is correct
18 Correct 2 ms 4440 KB Output is correct
19 Correct 2 ms 4444 KB Output is correct
20 Correct 2 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4448 KB Output is correct
23 Correct 2 ms 4444 KB Output is correct
24 Correct 2 ms 4444 KB Output is correct

Subtask #4
49.0 / 49.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 4440 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4440 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4444 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 4444 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 4444 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 2 ms 4444 KB Output is correct
17 Correct 2 ms 4444 KB Output is correct
18 Correct 2 ms 4440 KB Output is correct
19 Correct 2 ms 4444 KB Output is correct
20 Correct 2 ms 4444 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 4448 KB Output is correct
23 Correct 2 ms 4444 KB Output is correct
24 Correct 2 ms 4444 KB Output is correct
25 Correct 19 ms 7128 KB Output is correct
26 Correct 51 ms 13940 KB Output is correct
27 Correct 167 ms 15164 KB Output is correct
28 Correct 143 ms 7912 KB Output is correct
29 Correct 106 ms 14544 KB Output is correct
30 Correct 191 ms 10028 KB Output is correct
31 Correct 234 ms 22436 KB Output is correct
32 Correct 222 ms 16288 KB Output is correct
33 Correct 28 ms 13776 KB Output is correct
34 Correct 114 ms 20668 KB Output is correct
35 Correct 153 ms 34732 KB Output is correct
36 Correct 276 ms 34640 KB Output is correct
37 Correct 225 ms 34564 KB Output is correct
38 Correct 222 ms 34740 KB Output is correct