oj.uz

답안 #1096639

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1096639 2024-10-04T23:14:49 Z rayan_bd Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++17
0 / 100
 2285 ms 262144 KB 
#include <bits/stdc++.h>

using namespace std;


#define getar(ar,n) for(int i=0;i<n;++i) cin>>ar[i]
#define show(n) cout<<n<<'\n'
#define all(v) v.begin(), v.end()
#define br cout<<"\n"
#define pb push_back
#define nl '\n'
#define yes cout<<"YES\n"
#define no cout<<"NO\n"
#define ret return
#define ld long double
#define sza(x) ((int)x.size())

const int mxN = 1e6 + 10;

struct Node{
	vector<int> vec;
	int mx=0,bad_mx=0;
};
vector<int> ar;
vector<Node> seg;
int mx=0;

void build(int node,int start,int end){
	if(start==end){
		seg[node].vec={ar[start]};
		seg[node].mx=ar[start];
		seg[node].bad_mx=0;
		return;
	}
	int mid=start+(end-start)/2;
	build(node*2+1,start,mid);
	build(node*2+2,mid+1,end);

	seg[node].vec.assign(seg[node*2+1].vec.size()+seg[node*2+2].vec.size(),0);
	merge(all(seg[node*2+1].vec),all(seg[node*2+2].vec),seg[node].vec.begin());
	seg[node].mx=max(seg[node*2+1].mx,seg[node*2+2].mx);
	int mxx=0;
	for(int i=start;i<=end;++i){
		if(mxx>ar[i]){
			seg[node].bad_mx=max(seg[node].bad_mx,mxx+ar[i]);
		}else{
			mxx=ar[i];
		}
	}
}

bool qry(int nd,int start,int end,int l,int r,int k){
	if(start>r||end<l) return 1;
	if(start>=l&&end<=r){
		bool f=(max(seg[nd].bad_mx,(mx>seg[nd].vec[0]?mx+*--lower_bound(all(seg[nd].vec),mx):0))<=k);
		mx=max(mx,seg[nd].mx);
		return f;
	}
	int mid=start+(end-start)/2;
	return ((!qry(nd*2+1,start,mid,l,r,k)||!qry(nd*2+2,mid+1,end,l,r,k))?0:1);
}

void solve(){
	int n,l,r,w,q;cin>>n>>q;
	ar.resize(n+1);
	for(int i=0;i<n;++i){
		cin>>ar[i];
	}
	seg.resize(n*2);
	build(0,0,n-1);
	while(q--){
		cin>>l>>r>>w;
		mx=0;
		cout<<(qry(0,0,n-1,l-1,r-1,w))<<nl;
	}
}


signed main() {

    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    solve();
    return 0;
}

Subtask #1
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Runtime error 0 ms 604 KB Execution killed with signal 11
4 Halted 0 ms 0 KB -

Subtask #2
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Runtime error 0 ms 604 KB Execution killed with signal 11
4 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 2285 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 24 ms 26192 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Runtime error 0 ms 604 KB Execution killed with signal 11
4 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Runtime error 0 ms 604 KB Execution killed with signal 11
4 Halted 0 ms 0 KB -