제출 #946020

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
946020	2024-03-14 09:40:01	thelegendary08	Fancy Fence (CEOI20_fancyfence)	C++17	100 / 100	188 ms	30400 KiB

fancyfence

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#include<bits/stdc++.h>
#define vi vector<int>
#define vll vector<long long int>
#define vpii vector<pair<int,int>>
#define vpll vector<pair<long long int, long long int>>
#define pb push_back
#define f0r(i,n) for(int i = 0;i<n;i++)
using namespace std;
typedef long long int ll;
const int mod = 1e9 + 7;
const int mxn = 1e5 + 5;
const int lg = floor(log2(mxn));
ll w[mxn];
ll h[mxn];
pair<ll,ll> minh[lg][mxn];
ll c2(ll x){
    return x * (x+1) / 2 % mod;
}
ll ans(ll w, ll h){
    return c2(w) * c2(h) % mod;
}
pair<ll,ll> minq(int l, int r){
    int sz = r - l + 1;
    int curlg = floor(log2(sz));
    ll se;
    if(minh[curlg][l].first < minh[curlg][r - (int)pow(2, curlg) + 1].first){
        se = minh[curlg][l].second;
    }
    else se = minh[curlg][r - (int)pow(2, curlg) + 1].second;
 
 
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