Submission #977248

#	Time	Username	Problem	Language	Result	Execution time	Memory
977248		aaaaaarroz	Exhibition (JOI19_ho_t2)	C++17	100 / 100	48 ms	2800 KiB

joi2019_ho_t2

    #include<bits/stdc++.h>
     
    using namespace std;
     
    #define ll long long
    #define pb push_back
    #define ff first
    #define ss second
    #define all(s) s.begin(),s.end()
    #define rall(s) s.rbegin(),s.rend()
     
    int main(){
        ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
        ll n,m;
        cin>>n>>m;
        pair<ll,ll>pr[n+5];
        for(ll i=1;i<=n;i++){
            cin>>pr[i].ss>>pr[i].ff;
        }
        ll c[m+5];
        for(ll i=1;i<=m;i++){
            cin>>c[i];
        }
        sort(pr+1,pr+n+1);
        sort(c+1,c+m+1);
        ll ans=0,cur=m;
        for(ll i=n;i>=1;i--){
            if(cur>=1&&c[cur]>=pr[i].ss){
                ans++;
                cur--;
            }
        }
        cout<<ans;
    }

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