Submission #1199325

#	Time	Username	Problem	Language	Result	Execution time	Memory
1199325		Warinchai	Exhibition (JOI19_ho_t2)	C++20	100 / 100	33 ms	5308 KiB

joi2019_ho_t2

#include<bits/stdc++.h>
#define int long long
using namespace std;
int s[100005];
int v[100005];
vector<int>c;
vector<pair<int,int>>pic;
int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    int n,m;cin>>n>>m;
    for(int i=1;i<=n;i++)cin>>s[i]>>v[i],pic.push_back({v[i],s[i]});
    for(int i=1;i<=m;i++){
        int temp;cin>>temp;
        c.push_back(temp);
    }
    sort(c.begin(),c.end());
    sort(pic.begin(),pic.end());
    reverse(pic.begin(),pic.end());
    int ans=0;
    for(auto x:pic){
        if(c.empty())break;
        if(x.second<=c.back())c.pop_back(),ans++;
    }
    cout<<ans;
}

• Subtask 1: 10 / 10
• Subtask 2: 40 / 40
• Subtask 3: 50 / 50