oj.uz

Submission #423771

# Submission time Handle Problem Language Result Execution time Memory
423771 2021-06-11T12:33:13 Z errorgorn Treatment Project (JOI20_treatment) C++17
35 / 100
 2268 ms 524292 KB 
#include <bits/stdc++.h>
using namespace std;

#define ll long long
#define ii pair<ll,ll>
#define fi first
#define se second
#define endl '\n'

#define puf push_front
#define pof pop_front
#define pub push_back
#define pob pop_back

#define rep(x,s,e) for (auto x=s-(s>e);x!=e-(s>e);s<e?x++:x--)
#define all(x) (x).begin(),(x).end()
#define sz(x) (int) (x).size()

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());

int n,k;

struct E{
	int l,r;
	int t;
	int c;
};
vector<E> v;

ll memo[5005];
vector<int> al[5005];

bool proc[5005];
ll w[5005];

int main(){
	cin.tie(0);
	cout.tie(0);
	cin.sync_with_stdio(false);
	
	cin>>n>>k;
	
	int a,b,c,d;
	rep(x,0,k){
		cin>>a>>b>>c>>d;
		v.pub({b,c+1,a,d});
	}
	
	rep(x,0,k){
		rep(y,0,k){
			if (v[x].t<=v[y].t && v[y].l+(v[y].t-v[x].t)<=v[x].r) al[x].pub(y);
			if (v[y].t<v[x].t && v[y].l+(v[x].t-v[y].t)<=v[x].r) al[x].pub(y);
		}
	}
	
	ll ans=1e18;
	
	memset(w,63,sizeof(w));
	rep(x,0,k) if (v[x].l==1) w[x]=0;
	
	rep(x,0,k){
		int curr=-1;
		rep(y,0,k) if (!proc[y] && (curr==-1 || w[curr]>w[y])) curr=y;
		
		//cout<<curr<<endl;
		
		proc[curr]=true;
		if (v[curr].r==n+1) ans=min(ans,w[curr]+v[curr].c);
		
		for (auto &it:al[curr]){
			if (w[it]>w[curr]+v[curr].c){
				w[it]=w[curr]+v[curr].c;
			}
		}
	}
	
	if (ans==1e18) cout<<"-1"<<endl;
	else cout<<ans<<endl;
	
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Runtime error 2268 ms 524292 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 1 ms 460 KB Output is correct
3 Correct 1 ms 460 KB Output is correct
4 Correct 1 ms 460 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 460 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 1 ms 460 KB Output is correct
10 Correct 1 ms 460 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 460 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 460 KB Output is correct
2 Correct 1 ms 460 KB Output is correct
3 Correct 1 ms 460 KB Output is correct
4 Correct 1 ms 460 KB Output is correct
5 Correct 1 ms 460 KB Output is correct
6 Correct 1 ms 460 KB Output is correct
7 Correct 1 ms 460 KB Output is correct
8 Correct 1 ms 460 KB Output is correct
9 Correct 1 ms 460 KB Output is correct
10 Correct 1 ms 460 KB Output is correct
11 Correct 1 ms 460 KB Output is correct
12 Correct 1 ms 460 KB Output is correct
13 Correct 1 ms 460 KB Output is correct
14 Correct 1 ms 460 KB Output is correct
15 Correct 1 ms 460 KB Output is correct
16 Correct 1 ms 460 KB Output is correct
17 Correct 1 ms 460 KB Output is correct
18 Correct 1 ms 460 KB Output is correct
19 Correct 1 ms 460 KB Output is correct
20 Correct 433 ms 68428 KB Output is correct
21 Correct 404 ms 68220 KB Output is correct
22 Correct 263 ms 1852 KB Output is correct
23 Correct 283 ms 1900 KB Output is correct
24 Correct 283 ms 50480 KB Output is correct
25 Correct 241 ms 35064 KB Output is correct
26 Correct 249 ms 33880 KB Output is correct
27 Correct 206 ms 40504 KB Output is correct
28 Correct 300 ms 50244 KB Output is correct
29 Correct 227 ms 34756 KB Output is correct
30 Correct 219 ms 38972 KB Output is correct
31 Correct 219 ms 41360 KB Output is correct
32 Correct 454 ms 64724 KB Output is correct
33 Correct 402 ms 101924 KB Output is correct
34 Correct 396 ms 64196 KB Output is correct
35 Correct 419 ms 64904 KB Output is correct
36 Correct 400 ms 101836 KB Output is correct
37 Correct 446 ms 64012 KB Output is correct

Subtask #4
0 / 61.0

# Verdict Execution time Memory Grader output
1 Runtime error 2268 ms 524292 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -