Submission #1156473

#TimeUsernameProblemLanguageResultExecution timeMemory
1156473SyedSohaib_123Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)C++20
34 / 100
420 ms327680 KiB
#include <bits/stdc++.h> using namespace std; #pragma GCC optimize("O2") #pragma GCC optimize("Ofast") #pragma GCC target("avx,avx2,fma") #define append push_back // #define int long long const int N=1e6+10,LG=21; int mod=998244353; int a[N],tree[N<<2],n,most,mxx; set<int>seg[N<<2]; void build(int l=1,int r=n,int s=1){ if(l==r){ seg[s]={a[l]}; return; } int m=(l+r)>>1; build(l,m,s*2); build(m+1,r,s*2+1); tree[s]=max(tree[s*2],tree[s*2+1]); int mx=*--seg[s*2].end(); if(mx>*seg[s*2+1].begin()) tree[s]=max(mx+*--seg[s*2+1].lower_bound(mx),tree[s]); seg[s]=seg[s*2]; for(auto i:seg[s*2+1]) seg[s].insert(i); // sort(seg[s].begin(),seg[s].end()); } void get(int &a,int &b,int l=1,int r=n,int s=1){ if(r<a or l>b) return; if(a<=l and r<=b){ most=max(most,tree[s]); if(mxx>*seg[s].begin()) most=max(most,mxx+*(--seg[s].lower_bound(mxx))); mxx=max(mxx,*--seg[s].end()); return; } int m=(l+r)>>1; get(a,b,l,m,s*2); get(a,b,m+1,r,s*2+1); } void solve(int tst){ int m; cin>>n>>m; for(int i=1;i<=n;i++) cin>>a[i]; build(); while(m--){ int a,b_,c; cin>>a>>b_>>c; most=mxx=0; get(a,b_); cout<<(most<=c)<<endl; } } signed main(){ ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0); int t = 1; // cin >> t; for(int i=1;i<=t;i++){ solve(i); // if(i!=t) cout<<endl; } }
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