제출 #1124959

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1124959		imarn	Exhibition (JOI19_ho_t2)	C++20	0 / 100	2 ms	2632 KiB

joi2019_ho_t2

#include<bits/stdc++.h>
#pragma GCC optimize("O3")
#pragma GCC target("avx2")
#define ll long long
#define pii pair<int,int>
#define pll pair<ll,ll>
#define plx pair<ll,int>
#define f first
#define s second
#define pb push_back
#define all(x) x.begin(),x.end()
#define vi vector<int>
#define vvi vector<vi>
#define pp pair<ll,int>
#define ub(x,i) upper_bound(all(x),i)-x.begin()
using namespace std;
const int mxn=1e5+5;
vector<int>g[mxn];
int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);
    int n,m;cin>>n>>m;
    pii a[n];int c[n];
    for(int i=0;i<n;i++)cin>>a[i].s>>a[i].f;
    for(int i=0;i<m;i++)cin>>c[i];
    sort(a,a+n);sort(c,c+m,greater<int>());
    int cur=0;
    for(int i=n-1;i>=0;i--){
        if(cur==m)break;
        if(a[i].s<=c[cur])cur++;
    }cout<<cur;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 40
• Subtask 3: 0 / 50