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답안 #539347

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
539347 2022-03-18T18:15:10 Z 1ne Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++14
64 / 100
 594 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 = lower_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
}
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 (node_low>node_high||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 = lower_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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
7 Correct 1 ms 340 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 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
7 Correct 1 ms 340 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 3 ms 768 KB Output is correct
12 Correct 5 ms 1876 KB Output is correct
13 Correct 5 ms 1876 KB Output is correct
14 Correct 6 ms 2004 KB Output is correct
15 Correct 8 ms 2132 KB Output is correct
16 Correct 6 ms 2004 KB Output is correct
17 Correct 4 ms 1492 KB Output is correct
18 Correct 5 ms 2004 KB Output is correct

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 377 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 215 ms 34772 KB Output is correct
2 Correct 178 ms 34764 KB Output is correct
3 Correct 189 ms 34884 KB Output is correct
4 Correct 183 ms 34772 KB Output is correct
5 Correct 177 ms 34752 KB Output is correct
6 Correct 130 ms 34728 KB Output is correct
7 Correct 128 ms 34748 KB Output is correct
8 Correct 149 ms 34728 KB Output is correct
9 Correct 36 ms 592 KB Output is correct
10 Correct 153 ms 34728 KB Output is correct

Subtask #5
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
7 Correct 1 ms 340 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 3 ms 768 KB Output is correct
12 Correct 5 ms 1876 KB Output is correct
13 Correct 5 ms 1876 KB Output is correct
14 Correct 6 ms 2004 KB Output is correct
15 Correct 8 ms 2132 KB Output is correct
16 Correct 6 ms 2004 KB Output is correct
17 Correct 4 ms 1492 KB Output is correct
18 Correct 5 ms 2004 KB Output is correct
19 Correct 494 ms 70848 KB Output is correct
20 Correct 594 ms 70864 KB Output is correct
21 Correct 388 ms 70848 KB Output is correct
22 Correct 400 ms 70804 KB Output is correct
23 Correct 381 ms 70872 KB Output is correct
24 Correct 300 ms 70848 KB Output is correct
25 Correct 300 ms 70864 KB Output is correct
26 Correct 422 ms 70888 KB Output is correct
27 Correct 463 ms 70848 KB Output is correct
28 Correct 431 ms 70884 KB Output is correct
29 Correct 451 ms 70896 KB Output is correct
30 Correct 449 ms 70804 KB Output is correct
31 Correct 455 ms 70848 KB Output is correct
32 Correct 440 ms 70816 KB Output is correct
33 Correct 446 ms 70916 KB Output is correct
34 Correct 286 ms 70868 KB Output is correct
35 Correct 288 ms 70800 KB Output is correct
36 Correct 289 ms 70864 KB Output is correct
37 Correct 289 ms 70848 KB Output is correct
38 Correct 294 ms 70952 KB Output is correct
39 Correct 394 ms 70784 KB Output is correct
40 Correct 253 ms 42204 KB Output is correct
41 Correct 349 ms 70864 KB Output is correct

Subtask #6
0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 340 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 340 KB Output is correct
7 Correct 1 ms 340 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 3 ms 768 KB Output is correct
12 Correct 5 ms 1876 KB Output is correct
13 Correct 5 ms 1876 KB Output is correct
14 Correct 6 ms 2004 KB Output is correct
15 Correct 8 ms 2132 KB Output is correct
16 Correct 6 ms 2004 KB Output is correct
17 Correct 4 ms 1492 KB Output is correct
18 Correct 5 ms 2004 KB Output is correct
19 Runtime error 377 ms 262144 KB Execution killed with signal 9
20 Halted 0 ms 0 KB -