Submission #707345

# Submission time Handle Problem Language Result Execution time Memory
707345 2023-03-08T19:53:18 Z amirhoseinfar1385 Pinball (JOI14_pinball) C++17
100 / 100
265 ms 20496 KB
#include<bits/stdc++.h>
using namespace std;
int n,m;
long long inf=1e15,kaf=(1<<19);
struct segment{
	long long seg[(1<<20)];
	segment(){
		for(int i=0;i<(1<<20);i++){
			seg[i]=inf;
		}
	}
	void upd(int i,long long w){
		if(i==0){
			return ;
		}	
		seg[i]=min(seg[i],w);
		return upd((i>>1),w);
	}
	long long pors(int i,int l,int r,int tl,int tr){
		if(l>r||l>tr||r<tl){
			return inf;
		}
		if(l>=tl&&r<=tr){
			return seg[i];
		}	
		int m=(l+r)>>1;
		long long ret=min(pors((i<<1),l,m,tl,tr),pors((i<<1)^1,m+1,r,tl,tr));
		return ret;
	}
};
segment seg1,seg2;

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	cin>>n>>m;
	long long res=inf;
	vector<pair<pair<int,int>,pair<int,int>>>allq(n);
	vector<int>allind;
	for(int i=0;i<n;i++){
		cin>>allq[i].first.first>>allq[i].first.second>>allq[i].second.first>>allq[i].second.second;
		allind.push_back(allq[i].first.first);
		allind.push_back(allq[i].first.second);
		allind.push_back(allq[i].second.first);
	}
	allind.push_back(1);
	allind.push_back(m);
	sort(allind.begin(),allind.end());
	allind.resize(unique(allind.begin(),allind.end())-allind.begin());
	int p=lower_bound(allind.begin(),allind.end(),1)-allind.begin();
	seg1.upd(kaf+p,0);
	p=lower_bound(allind.begin(),allind.end(),m)-allind.begin();
	seg2.upd(kaf+p,0);
	for(int i=0;i<n;i++){
		long long l,r,c,w;
		c=lower_bound(allind.begin(),allind.end(),allq[i].second.first)-allind.begin();
		w=allq[i].second.second;
		l=lower_bound(allind.begin(),allind.end(),allq[i].first.first)-allind.begin();
		r=lower_bound(allind.begin(),allind.end(),allq[i].first.second)-allind.begin();
		//cin>>l>>r>>c>>w;
		long long fake=seg1.pors(1,0,kaf-1,l,r)+seg2.pors(1,0,kaf-1,l,r);
		fake+=w;
		res=min(fake,res);
		fake=seg1.pors(1,0,kaf-1,l,r);
		fake+=w;
		seg1.upd(kaf+c,fake);	
		fake=seg2.pors(1,0,kaf-1,l,r);
		fake+=w;
		seg2.upd(kaf+c,fake);
	}
	if(res>=inf){
		cout<<-1<<"\n";
	}
	else{
		cout<<res<<'\n';
	}
}
# Verdict Execution time Memory Grader output
1 Correct 7 ms 16724 KB Output is correct
2 Correct 7 ms 16724 KB Output is correct
3 Correct 7 ms 16708 KB Output is correct
4 Correct 7 ms 16656 KB Output is correct
5 Correct 7 ms 16700 KB Output is correct
6 Correct 8 ms 16724 KB Output is correct
7 Correct 8 ms 16724 KB Output is correct
8 Correct 8 ms 16724 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 7 ms 16724 KB Output is correct
2 Correct 7 ms 16724 KB Output is correct
3 Correct 7 ms 16708 KB Output is correct
4 Correct 7 ms 16656 KB Output is correct
5 Correct 7 ms 16700 KB Output is correct
6 Correct 8 ms 16724 KB Output is correct
7 Correct 8 ms 16724 KB Output is correct
8 Correct 8 ms 16724 KB Output is correct
9 Correct 7 ms 16724 KB Output is correct
10 Correct 8 ms 16724 KB Output is correct
11 Correct 7 ms 16724 KB Output is correct
12 Correct 7 ms 16852 KB Output is correct
13 Correct 8 ms 16684 KB Output is correct
14 Correct 8 ms 16724 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 7 ms 16724 KB Output is correct
2 Correct 7 ms 16724 KB Output is correct
3 Correct 7 ms 16708 KB Output is correct
4 Correct 7 ms 16656 KB Output is correct
5 Correct 7 ms 16700 KB Output is correct
6 Correct 8 ms 16724 KB Output is correct
7 Correct 8 ms 16724 KB Output is correct
8 Correct 8 ms 16724 KB Output is correct
9 Correct 7 ms 16724 KB Output is correct
10 Correct 8 ms 16724 KB Output is correct
11 Correct 7 ms 16724 KB Output is correct
12 Correct 7 ms 16852 KB Output is correct
13 Correct 8 ms 16684 KB Output is correct
14 Correct 8 ms 16724 KB Output is correct
15 Correct 7 ms 16724 KB Output is correct
16 Correct 7 ms 16724 KB Output is correct
17 Correct 9 ms 16736 KB Output is correct
18 Correct 9 ms 16684 KB Output is correct
19 Correct 9 ms 16724 KB Output is correct
20 Correct 9 ms 16724 KB Output is correct
21 Correct 8 ms 16724 KB Output is correct
22 Correct 9 ms 16732 KB Output is correct
23 Correct 8 ms 16752 KB Output is correct
24 Correct 8 ms 16724 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 7 ms 16724 KB Output is correct
2 Correct 7 ms 16724 KB Output is correct
3 Correct 7 ms 16708 KB Output is correct
4 Correct 7 ms 16656 KB Output is correct
5 Correct 7 ms 16700 KB Output is correct
6 Correct 8 ms 16724 KB Output is correct
7 Correct 8 ms 16724 KB Output is correct
8 Correct 8 ms 16724 KB Output is correct
9 Correct 7 ms 16724 KB Output is correct
10 Correct 8 ms 16724 KB Output is correct
11 Correct 7 ms 16724 KB Output is correct
12 Correct 7 ms 16852 KB Output is correct
13 Correct 8 ms 16684 KB Output is correct
14 Correct 8 ms 16724 KB Output is correct
15 Correct 7 ms 16724 KB Output is correct
16 Correct 7 ms 16724 KB Output is correct
17 Correct 9 ms 16736 KB Output is correct
18 Correct 9 ms 16684 KB Output is correct
19 Correct 9 ms 16724 KB Output is correct
20 Correct 9 ms 16724 KB Output is correct
21 Correct 8 ms 16724 KB Output is correct
22 Correct 9 ms 16732 KB Output is correct
23 Correct 8 ms 16752 KB Output is correct
24 Correct 8 ms 16724 KB Output is correct
25 Correct 25 ms 17108 KB Output is correct
26 Correct 55 ms 17748 KB Output is correct
27 Correct 155 ms 19008 KB Output is correct
28 Correct 140 ms 20424 KB Output is correct
29 Correct 109 ms 18588 KB Output is correct
30 Correct 173 ms 20452 KB Output is correct
31 Correct 226 ms 20432 KB Output is correct
32 Correct 208 ms 20416 KB Output is correct
33 Correct 33 ms 17368 KB Output is correct
34 Correct 104 ms 18616 KB Output is correct
35 Correct 158 ms 20452 KB Output is correct
36 Correct 265 ms 20496 KB Output is correct
37 Correct 204 ms 20492 KB Output is correct
38 Correct 205 ms 20368 KB Output is correct