Submission #118866

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
118866	2019-06-20 00:11:16	tmwilliamlin168	Exhibition (JOI19_ho_t2)	C++14	100 / 100	95 ms	4600 KiB

joi2019_ho_t2

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#include <bits/stdc++.h>
using namespace std;
const int mxN=1e5;
int n, m, b[mxN];
array<int, 2> a[mxN];
int main() {
  ios::sync_with_stdio(0);
  cin.tie(0);
  cin >> n >> m;
  for(int i=0; i<n; ++i)
    cin >> a[i][1] >> a[i][0];
  for(int i=0; i<m; ++i)
    cin >> b[i];
  sort(a, a+n);
  sort(b, b+m);
  int ans=m-1;
  for(int i=n-1; i>=0; --i)
    if(ans>=0&&a[i][1]<=b[ans])
      --ans;
  cout << m-1-ans;
}
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50