#include <bits/stdc++.h>
using namespace std;
#define int long long
#define INF (int)1e18
#define f first
#define s second
mt19937_64 RNG(chrono::steady_clock::now().time_since_epoch().count());
int n, m;
vector <int> c;
vector <pair<int, int>> a;
bool check(int y){
int dp = 0;
for (auto x : a){
int num = c.end() - lower_bound(c.begin(), c.end(), x.s);
if (num >= y - dp) dp++;
}
return dp >= y;
}
void Solve()
{
cin >> n >> m;
a.resize(n);
c.resize(m);
for (auto &x : a) cin >> x.s >> x.f;
sort(a.begin(), a.end());
for (auto &x : c) cin >> x;
sort(c.begin(), c.end());
int l = 0, r = n;
while (l != r){
int mid = (l + r + 1) / 2;
if (check(mid)) l = mid;
else r = mid - 1;
}
cout << l << "\n";
}
int32_t main()
{
auto begin = std::chrono::high_resolution_clock::now();
ios_base::sync_with_stdio(0);
cin.tie(0);
int t = 1;
// cin >> t;
for(int i = 1; i <= t; i++)
{
//cout << "Case #" << i << ": ";
Solve();
}
auto end = std::chrono::high_resolution_clock::now();
auto elapsed = std::chrono::duration_cast<std::chrono::nanoseconds>(end - begin);
cerr << "Time measured: " << elapsed.count() * 1e-9 << " seconds.\n";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
320 KB |
Output is correct |
8 |
Correct |
1 ms |
256 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 |
320 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 |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
324 KB |
Output is correct |
17 |
Correct |
1 ms |
320 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 |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
320 KB |
Output is correct |
8 |
Correct |
1 ms |
256 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 |
320 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 |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
324 KB |
Output is correct |
17 |
Correct |
1 ms |
320 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
312 KB |
Output is correct |
24 |
Correct |
1 ms |
332 KB |
Output is correct |
25 |
Correct |
2 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
380 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
31 |
Correct |
1 ms |
336 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
1 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
320 KB |
Output is correct |
8 |
Correct |
1 ms |
256 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 |
320 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 |
212 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
324 KB |
Output is correct |
17 |
Correct |
1 ms |
320 KB |
Output is correct |
18 |
Correct |
1 ms |
212 KB |
Output is correct |
19 |
Correct |
1 ms |
212 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
2 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
312 KB |
Output is correct |
24 |
Correct |
1 ms |
332 KB |
Output is correct |
25 |
Correct |
2 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
380 KB |
Output is correct |
27 |
Correct |
1 ms |
336 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
1 ms |
336 KB |
Output is correct |
31 |
Correct |
1 ms |
336 KB |
Output is correct |
32 |
Correct |
1 ms |
340 KB |
Output is correct |
33 |
Correct |
1 ms |
340 KB |
Output is correct |
34 |
Correct |
1 ms |
340 KB |
Output is correct |
35 |
Correct |
1 ms |
340 KB |
Output is correct |
36 |
Correct |
1 ms |
340 KB |
Output is correct |
37 |
Correct |
1 ms |
340 KB |
Output is correct |
38 |
Correct |
115 ms |
5472 KB |
Output is correct |
39 |
Correct |
79 ms |
5708 KB |
Output is correct |
40 |
Correct |
54 ms |
5472 KB |
Output is correct |
41 |
Correct |
108 ms |
5484 KB |
Output is correct |
42 |
Correct |
60 ms |
5480 KB |
Output is correct |
43 |
Correct |
62 ms |
5480 KB |
Output is correct |
44 |
Correct |
113 ms |
5468 KB |
Output is correct |
45 |
Correct |
199 ms |
5552 KB |
Output is correct |
46 |
Correct |
67 ms |
5484 KB |
Output is correct |
47 |
Correct |
195 ms |
4984 KB |
Output is correct |
48 |
Correct |
69 ms |
5028 KB |
Output is correct |
49 |
Correct |
143 ms |
4500 KB |
Output is correct |
50 |
Correct |
84 ms |
4504 KB |
Output is correct |
51 |
Correct |
63 ms |
5480 KB |
Output is correct |
52 |
Correct |
61 ms |
5584 KB |
Output is correct |
53 |
Correct |
60 ms |
5476 KB |
Output is correct |
54 |
Correct |
62 ms |
5604 KB |
Output is correct |
55 |
Correct |
113 ms |
5476 KB |
Output is correct |
56 |
Correct |
34 ms |
3788 KB |
Output is correct |
57 |
Correct |
14 ms |
2084 KB |
Output is correct |
58 |
Correct |
36 ms |
3816 KB |
Output is correct |
59 |
Correct |
111 ms |
3840 KB |
Output is correct |
60 |
Correct |
14 ms |
2012 KB |
Output is correct |
61 |
Correct |
89 ms |
3284 KB |
Output is correct |
62 |
Correct |
217 ms |
5612 KB |
Output is correct |
63 |
Correct |
217 ms |
5576 KB |
Output is correct |
64 |
Correct |
219 ms |
5572 KB |
Output is correct |
65 |
Correct |
249 ms |
5572 KB |
Output is correct |
66 |
Correct |
210 ms |
5576 KB |
Output is correct |
67 |
Correct |
224 ms |
5576 KB |
Output is correct |
68 |
Correct |
214 ms |
5604 KB |
Output is correct |
69 |
Correct |
225 ms |
5580 KB |
Output is correct |
70 |
Correct |
209 ms |
5584 KB |
Output is correct |
71 |
Correct |
220 ms |
5576 KB |
Output is correct |
72 |
Correct |
151 ms |
5588 KB |
Output is correct |
73 |
Correct |
122 ms |
5588 KB |
Output is correct |