제출 #441656

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
441656	2021-07-05 17:26:41	JovanB	Pinball (JOI14_pinball)	C++17	100 / 100	539 ms	31164 KiB

pinball

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using ld = long double;
map <int, int> cval;
const int MAXN = 100000;
ll seg[12*MAXN+50];
const ll INF = 1000000000000000LL;
void init(int node, int l, int r){
    seg[node] = INF;
    if(l == r) return;
    int mid = (l+r)/2;
    init(node*2, l, mid);
    init(node*2+1, mid+1, r);
}
void upd(int node, int l, int r, int x, ll val){
    if(l == r){
        seg[node] = min(seg[node], val);
        return;
    }
    int mid = (l+r)/2;
    if(x <= mid) upd(node*2, l, mid, x, val);
    else upd(node*2+1, mid+1, r, x, val);
 
 
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