#include<bits/stdc++.h>
#define ll long long
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
#define sz(a) ((ll)(a).size())
using namespace std;
const ll maxn=100005, inf=1e18;
vector <ll> A[maxn];
ll x[maxn], l[maxn], r[maxn], w[maxn], dis[maxn];
int main()
{
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
ll n, m; cin >> n >> m;
for (ll i=1; i<=m; i++)
cin >> x[i] >> l[i] >> r[i] >> w[i], dis[i]=inf;
for (ll i=1; i<=m; i++)
for (ll j=1; j<=m; j++)
if (l[j]<=r[i]-abs(x[i]-x[j])+1)
A[i].pb(j);
priority_queue <pll, vector <pll>, greater<pll>> q;
for (ll i=1; i<=m; i++)
if (l[i]==1) dis[i]=w[i], q.push({dis[i], i});
while (!q.empty())
{
ll u=q.top().se, disu=q.top().fi; q.pop();
if (dis[u]!=disu) continue;
for (ll v:A[u])
if (dis[v]>disu+w[v])
dis[v]=disu+w[v], q.push({dis[v], v});
}
ll ans=inf;
for (ll i=1; i<=m; i++)
if (r[i]==n) ans=min(ans, dis[i]);
if (ans==inf) cout << "-1";
else cout << ans;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
837 ms |
524288 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
6492 KB |
Output is correct |
2 |
Correct |
2 ms |
6492 KB |
Output is correct |
3 |
Correct |
2 ms |
6492 KB |
Output is correct |
4 |
Correct |
2 ms |
6492 KB |
Output is correct |
5 |
Correct |
2 ms |
6488 KB |
Output is correct |
6 |
Correct |
2 ms |
6492 KB |
Output is correct |
7 |
Correct |
2 ms |
6492 KB |
Output is correct |
8 |
Correct |
1 ms |
6492 KB |
Output is correct |
9 |
Correct |
2 ms |
6492 KB |
Output is correct |
10 |
Correct |
2 ms |
6492 KB |
Output is correct |
11 |
Correct |
2 ms |
6492 KB |
Output is correct |
12 |
Correct |
2 ms |
6488 KB |
Output is correct |
13 |
Correct |
2 ms |
6492 KB |
Output is correct |
14 |
Correct |
2 ms |
6492 KB |
Output is correct |
15 |
Correct |
2 ms |
6488 KB |
Output is correct |
16 |
Correct |
2 ms |
6492 KB |
Output is correct |
17 |
Correct |
2 ms |
6488 KB |
Output is correct |
18 |
Correct |
2 ms |
6492 KB |
Output is correct |
19 |
Correct |
2 ms |
6544 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
6492 KB |
Output is correct |
2 |
Correct |
2 ms |
6492 KB |
Output is correct |
3 |
Correct |
2 ms |
6492 KB |
Output is correct |
4 |
Correct |
2 ms |
6492 KB |
Output is correct |
5 |
Correct |
2 ms |
6488 KB |
Output is correct |
6 |
Correct |
2 ms |
6492 KB |
Output is correct |
7 |
Correct |
2 ms |
6492 KB |
Output is correct |
8 |
Correct |
1 ms |
6492 KB |
Output is correct |
9 |
Correct |
2 ms |
6492 KB |
Output is correct |
10 |
Correct |
2 ms |
6492 KB |
Output is correct |
11 |
Correct |
2 ms |
6492 KB |
Output is correct |
12 |
Correct |
2 ms |
6488 KB |
Output is correct |
13 |
Correct |
2 ms |
6492 KB |
Output is correct |
14 |
Correct |
2 ms |
6492 KB |
Output is correct |
15 |
Correct |
2 ms |
6488 KB |
Output is correct |
16 |
Correct |
2 ms |
6492 KB |
Output is correct |
17 |
Correct |
2 ms |
6488 KB |
Output is correct |
18 |
Correct |
2 ms |
6492 KB |
Output is correct |
19 |
Correct |
2 ms |
6544 KB |
Output is correct |
20 |
Correct |
192 ms |
135472 KB |
Output is correct |
21 |
Correct |
177 ms |
135020 KB |
Output is correct |
22 |
Correct |
36 ms |
9308 KB |
Output is correct |
23 |
Correct |
33 ms |
9304 KB |
Output is correct |
24 |
Correct |
140 ms |
99408 KB |
Output is correct |
25 |
Correct |
74 ms |
69976 KB |
Output is correct |
26 |
Correct |
67 ms |
66956 KB |
Output is correct |
27 |
Correct |
78 ms |
80712 KB |
Output is correct |
28 |
Correct |
135 ms |
98588 KB |
Output is correct |
29 |
Correct |
74 ms |
69204 KB |
Output is correct |
30 |
Correct |
64 ms |
77136 KB |
Output is correct |
31 |
Correct |
71 ms |
82404 KB |
Output is correct |
32 |
Correct |
190 ms |
126548 KB |
Output is correct |
33 |
Correct |
184 ms |
195156 KB |
Output is correct |
34 |
Correct |
196 ms |
125860 KB |
Output is correct |
35 |
Correct |
206 ms |
126548 KB |
Output is correct |
36 |
Correct |
194 ms |
194964 KB |
Output is correct |
37 |
Correct |
180 ms |
125644 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Runtime error |
837 ms |
524288 KB |
Execution killed with signal 9 |
2 |
Halted |
0 ms |
0 KB |
- |