#include<bits/stdc++.h>
using namespace std;
const long long mxn = 1e12;
int main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
long long n,m;cin>>n>>m;
vector<pair<long long ,long long>>arr(n);
for (int i = 0;i<n;++i){
cin>>arr[i].second>>arr[i].first;
}
vector<long long >brr(m);
for (int i = 0;i<m;++i)cin>>brr[i];
sort(brr.begin(),brr.end());
sort(arr.begin(),arr.end());
vector<vector<long long>>dp(n + 1,vector<long long>(m + 1,-1));
function<long long(int,int)> solve = [&](int cur,int pos){
if (cur==n)return 0LL;
if (pos==m)return 0LL;
if (dp[cur][pos]!=-1)return dp[cur][pos];
long long ans = solve(cur + 1,pos);
if (pos + 1 < m)
ans = max(ans,solve(cur,pos + 1));
if (pos < m && brr[pos]>=arr[cur].second){
ans = max(ans,solve(cur + 1,pos + 1) + 1);
}
return dp[cur][pos] = ans;
};
long long ans = solve(0,0);
cout<<ans<<'\n';
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
320 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
324 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
224 KB |
Output is correct |
| 16 |
Correct |
0 ms |
316 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
0 ms |
212 KB |
Output is correct |
| 19 |
Correct |
0 ms |
212 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
320 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
324 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
224 KB |
Output is correct |
| 16 |
Correct |
0 ms |
316 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
0 ms |
212 KB |
Output is correct |
| 19 |
Correct |
0 ms |
212 KB |
Output is correct |
| 20 |
Correct |
30 ms |
8468 KB |
Output is correct |
| 21 |
Correct |
27 ms |
8404 KB |
Output is correct |
| 22 |
Correct |
25 ms |
8404 KB |
Output is correct |
| 23 |
Correct |
30 ms |
8544 KB |
Output is correct |
| 24 |
Correct |
29 ms |
8404 KB |
Output is correct |
| 25 |
Correct |
28 ms |
8276 KB |
Output is correct |
| 26 |
Correct |
28 ms |
8404 KB |
Output is correct |
| 27 |
Correct |
25 ms |
8404 KB |
Output is correct |
| 28 |
Correct |
28 ms |
8396 KB |
Output is correct |
| 29 |
Correct |
31 ms |
8404 KB |
Output is correct |
| 30 |
Correct |
28 ms |
8404 KB |
Output is correct |
| 31 |
Correct |
27 ms |
8472 KB |
Output is correct |
| 32 |
Correct |
1 ms |
456 KB |
Output is correct |
| 33 |
Correct |
1 ms |
468 KB |
Output is correct |
| 34 |
Correct |
9 ms |
2772 KB |
Output is correct |
| 35 |
Correct |
2 ms |
596 KB |
Output is correct |
| 36 |
Correct |
27 ms |
8452 KB |
Output is correct |
| 37 |
Correct |
29 ms |
8404 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
0 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
324 KB |
Output is correct |
| 5 |
Correct |
1 ms |
320 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
212 KB |
Output is correct |
| 8 |
Correct |
1 ms |
212 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
0 ms |
324 KB |
Output is correct |
| 11 |
Correct |
0 ms |
212 KB |
Output is correct |
| 12 |
Correct |
0 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
224 KB |
Output is correct |
| 16 |
Correct |
0 ms |
316 KB |
Output is correct |
| 17 |
Correct |
0 ms |
212 KB |
Output is correct |
| 18 |
Correct |
0 ms |
212 KB |
Output is correct |
| 19 |
Correct |
0 ms |
212 KB |
Output is correct |
| 20 |
Correct |
30 ms |
8468 KB |
Output is correct |
| 21 |
Correct |
27 ms |
8404 KB |
Output is correct |
| 22 |
Correct |
25 ms |
8404 KB |
Output is correct |
| 23 |
Correct |
30 ms |
8544 KB |
Output is correct |
| 24 |
Correct |
29 ms |
8404 KB |
Output is correct |
| 25 |
Correct |
28 ms |
8276 KB |
Output is correct |
| 26 |
Correct |
28 ms |
8404 KB |
Output is correct |
| 27 |
Correct |
25 ms |
8404 KB |
Output is correct |
| 28 |
Correct |
28 ms |
8396 KB |
Output is correct |
| 29 |
Correct |
31 ms |
8404 KB |
Output is correct |
| 30 |
Correct |
28 ms |
8404 KB |
Output is correct |
| 31 |
Correct |
27 ms |
8472 KB |
Output is correct |
| 32 |
Correct |
1 ms |
456 KB |
Output is correct |
| 33 |
Correct |
1 ms |
468 KB |
Output is correct |
| 34 |
Correct |
9 ms |
2772 KB |
Output is correct |
| 35 |
Correct |
2 ms |
596 KB |
Output is correct |
| 36 |
Correct |
27 ms |
8452 KB |
Output is correct |
| 37 |
Correct |
29 ms |
8404 KB |
Output is correct |
| 38 |
Runtime error |
153 ms |
274432 KB |
Execution killed with signal 9 |
| 39 |
Halted |
0 ms |
0 KB |
- |
