#include <bits/stdc++.h>
using namespace std;
struct treatment {
int t, l, r, c;
pair<int, int> pocz, kon;
void read()
{
cin >> t >> l >> r >> c;
r++;
pocz.first = l + t;
pocz.second = t - l;
kon.first = r + t;
kon.second = t - r;
}
};
int main()
{
cin.tie(nullptr)->sync_with_stdio(0);
int n, m;
cin >> n >> m;
vector<treatment> they(m + 1);
for(int i = 1; i <= m; i++) {
they[i].read();
}
#define T pair<long long, int>
priority_queue<T, vector<T>, greater<T>> q;
const long long ool = 1e18 + 5;
vector<long long> d(m + 1);
for(int i = 1; i <= m; i++) {
if(they[i].l == 1) {
d[i] = they[i].c;
q.push({d[i], i});
}
else {
d[i] = ool;
}
}
while(!q.empty()) {
pair<long long, int> t = q.top();
q.pop();
assert(t.first == d[t.second]);
for(int i = 1; i <= m; i++) {
if(d[i] > t.first + they[i].c && they[i].pocz.first <= they[t.second].kon.first && they[i].pocz.second >= they[t.second].kon.second) {
q.emplace(d[i] = t.first + they[i].c, i);
}
}
}
long long ans = ool;
for(int i = 1; i <= m; i++) {
if(they[i].r == n + 1) {
ans = min(ans, d[i]);
}
}
cout << (ans == ool ? -1 : ans) << '\n';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
3048 ms |
7372 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
276 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
320 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
324 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
320 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
324 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
276 KB |
Output is correct |
8 |
Correct |
1 ms |
212 KB |
Output is correct |
9 |
Correct |
1 ms |
212 KB |
Output is correct |
10 |
Correct |
1 ms |
212 KB |
Output is correct |
11 |
Correct |
1 ms |
212 KB |
Output is correct |
12 |
Correct |
1 ms |
212 KB |
Output is correct |
13 |
Correct |
0 ms |
212 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
320 KB |
Output is correct |
16 |
Correct |
0 ms |
212 KB |
Output is correct |
17 |
Correct |
1 ms |
324 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
57 ms |
596 KB |
Output is correct |
21 |
Correct |
55 ms |
692 KB |
Output is correct |
22 |
Correct |
79 ms |
688 KB |
Output is correct |
23 |
Correct |
66 ms |
608 KB |
Output is correct |
24 |
Correct |
44 ms |
836 KB |
Output is correct |
25 |
Correct |
57 ms |
724 KB |
Output is correct |
26 |
Correct |
41 ms |
696 KB |
Output is correct |
27 |
Correct |
40 ms |
724 KB |
Output is correct |
28 |
Correct |
47 ms |
852 KB |
Output is correct |
29 |
Correct |
48 ms |
724 KB |
Output is correct |
30 |
Correct |
4 ms |
696 KB |
Output is correct |
31 |
Correct |
3 ms |
724 KB |
Output is correct |
32 |
Correct |
36 ms |
920 KB |
Output is correct |
33 |
Correct |
36 ms |
916 KB |
Output is correct |
34 |
Correct |
62 ms |
716 KB |
Output is correct |
35 |
Correct |
34 ms |
852 KB |
Output is correct |
36 |
Correct |
37 ms |
880 KB |
Output is correct |
37 |
Correct |
63 ms |
724 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
3048 ms |
7372 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |