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답안 #539334

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
539334 2022-03-18T17:58:09 Z 1ne Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
34 / 100
 3000 ms 262144 KB 
#include<bits/stdc++.h>
using namespace std;
vector<int64_t>extra;
void combine(vector<int64_t>tree1,vector<int64_t>tree2,int64_t node){
	/*for (auto x:tree1){
		cout<<x<<" ";
	}
	cout<<"     - > ";
	for (auto x:tree2){
		cout<<x<<" ";
	}
	cout<<'\n';
	*/
	extra[node] = max(extra[node*2],extra[node*2 + 1]);
	auto right = upper_bound(tree2.begin(),tree2.end(),tree1.back()) - tree2.begin();
	while(right>=0){
		if (tree2[right]>=tree1.back() || right>=(int)tree2.size()){
			--right;
		}
		else break;
	}
	if (right>=0){
		extra[node] = max(extra[node],tree1.back() + tree2[right]);
	}
	// if there is a element in right segment which is less than left maximum
}
pair<vector<int64_t>,int64_t> combine2(pair<vector<int64_t>,int64_t>tree11,pair<vector<int64_t>,int64_t>tree22){
	pair<vector<int64_t>,int64_t> ans;
	ans.second = max(tree11.second,tree22.second);
	vector<int64_t>tree1 = tree11.first;
	vector<int64_t>tree2 = tree22.first;
	auto right = upper_bound(tree2.begin(),tree2.end(),tree1.back()) - tree2.begin();
	while(right>=0){
		if (tree2[right]>=tree1.back()|| right>=(int)tree2.size()){
			--right;
		}
		else break;
	}
	if (right>=0){
		ans.second = max(ans.second,tree1.back() + tree2[right]);
	}
	merge(tree1.begin(),tree1.end(),tree2.begin(),tree2.end(),back_inserter(ans.first));
	return ans;
}
void build(vector<vector<int64_t>>&tree,vector<int64_t>&arr,int64_t node,int64_t node_low,int64_t node_high){
    if (node_low==node_high){
        tree[node].push_back(arr[node_low]);
    }
    else {
        int64_t mid  =(node_low+node_high)>>1;
        build(tree,arr,node*2,node_low,mid);
        build(tree,arr,node*2 + 1,mid+1,node_high);
        combine(tree[2*node],tree[node*2 + 1],node);
        merge(tree[2*node].begin(),tree[2*node].end(),tree[2*node + 1].begin(),tree[2*node + 1].end(),back_inserter(tree[node]));    
    }  
}
int64_t curans = 0;
int64_t maxxy = 0;
void query(vector<vector<int64_t>>&tree,int64_t node,int64_t node_low,int64_t node_high,int64_t query_low,int64_t query_high){
    if (query_high<node_low||query_low>node_high)return ;
    if (query_low<=node_low&&query_high>=node_high){
    	curans = max(curans,extra[node]);
    	auto right = upper_bound(tree[node].begin(),tree[node].end(),maxxy) - tree[node].begin();
		while(right>=0){
			if (tree[node][right]>=maxxy || right>=(int)tree[node].size()){
				--right;
			}
			else break;
		}
		if (right>=0){
			curans = max(curans,maxxy + tree[node][right]);
		}
	    maxxy = max(maxxy,tree[node].back());
	    return ;
    }
    int64_t mid = (node_low+node_high)>>1;
   	query(tree,node*2,node_low,mid,query_low,query_high);
   	query(tree,node*2 + 1,mid+1,node_high,query_low,query_high);
}
int main(){
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int64_t n,m;cin>>n>>m;
vector<int64_t>arr(n);
for (int64_t i = 0;i<n;++i){
	cin>>arr[i];
}
vector<vector<int64_t>>tree(4*n);
extra.resize(4*n,0);
build(tree,arr,1,0,n-1);
for (int64_t i = 0;i<m;++i){
	int64_t l,r,k;cin>>l>>r>>k;
	--l,--r;
	curans = 0;
	maxxy = 0;
	query(tree,1,0,n-1,l,r);
	//cout<<curans<<" "<<maxxy<<'\n';
	if (curans>k){
		cout<<0<<'\n';
	}
	else cout<<1<<'\n';
}
return 0;}

Subtask #1
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 456 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #2
9.0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 456 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 724 KB Output is correct
12 Correct 6 ms 2004 KB Output is correct
13 Correct 6 ms 1996 KB Output is correct
14 Correct 7 ms 2120 KB Output is correct
15 Correct 8 ms 2140 KB Output is correct
16 Correct 6 ms 2132 KB Output is correct
17 Correct 5 ms 1492 KB Output is correct
18 Correct 9 ms 2108 KB Output is correct

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 439 ms 262144 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
17.0 / 17.0

# 결과 실행 시간 메모리 Grader output
1 Correct 253 ms 35580 KB Output is correct
2 Correct 215 ms 35224 KB Output is correct
3 Correct 404 ms 35112 KB Output is correct
4 Correct 319 ms 35184 KB Output is correct
5 Correct 349 ms 35148 KB Output is correct
6 Correct 281 ms 35180 KB Output is correct
7 Correct 329 ms 35148 KB Output is correct
8 Correct 905 ms 35140 KB Output is correct
9 Correct 38 ms 912 KB Output is correct
10 Correct 1434 ms 35104 KB Output is correct

Subtask #5
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 456 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 724 KB Output is correct
12 Correct 6 ms 2004 KB Output is correct
13 Correct 6 ms 1996 KB Output is correct
14 Correct 7 ms 2120 KB Output is correct
15 Correct 8 ms 2140 KB Output is correct
16 Correct 6 ms 2132 KB Output is correct
17 Correct 5 ms 1492 KB Output is correct
18 Correct 9 ms 2108 KB Output is correct
19 Correct 538 ms 72068 KB Output is correct
20 Correct 539 ms 71888 KB Output is correct
21 Correct 428 ms 71968 KB Output is correct
22 Correct 435 ms 72120 KB Output is correct
23 Correct 475 ms 72056 KB Output is correct
24 Correct 347 ms 71936 KB Output is correct
25 Correct 369 ms 72108 KB Output is correct
26 Correct 456 ms 72056 KB Output is correct
27 Correct 450 ms 71968 KB Output is correct
28 Correct 466 ms 71972 KB Output is correct
29 Correct 526 ms 71968 KB Output is correct
30 Correct 467 ms 71944 KB Output is correct
31 Correct 469 ms 72136 KB Output is correct
32 Correct 472 ms 71948 KB Output is correct
33 Correct 480 ms 71900 KB Output is correct
34 Correct 321 ms 71864 KB Output is correct
35 Correct 421 ms 71972 KB Output is correct
36 Correct 340 ms 72008 KB Output is correct
37 Correct 302 ms 71928 KB Output is correct
38 Correct 349 ms 71968 KB Output is correct
39 Correct 374 ms 71968 KB Output is correct
40 Correct 303 ms 43624 KB Output is correct
41 Execution timed out 3055 ms 71524 KB Time limit exceeded
42 Halted 0 ms 0 KB -

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 340 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 456 KB Output is correct
7 Correct 1 ms 468 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 340 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 4 ms 724 KB Output is correct
12 Correct 6 ms 2004 KB Output is correct
13 Correct 6 ms 1996 KB Output is correct
14 Correct 7 ms 2120 KB Output is correct
15 Correct 8 ms 2140 KB Output is correct
16 Correct 6 ms 2132 KB Output is correct
17 Correct 5 ms 1492 KB Output is correct
18 Correct 9 ms 2108 KB Output is correct
19 Runtime error 439 ms 262144 KB Execution killed with signal 9
20 Halted 0 ms 0 KB -