Submission #786979

#	Time	Username	Problem	Language	Result	Execution time	Memory
786979		winter0101	Exhibition (JOI19_ho_t2)	C++14	100 / 100	48 ms	4536 KiB

joi2019_ho_t2

#include<bits/stdc++.h>
#define fastio ios_base::sync_with_stdio(false);cin.tie(nullptr);
using namespace std;
struct lena{
int c,w;
}a[6000001];
bool cmp(const lena &p, const lena &q){
return ((p.c>q.c)||(p.c==q.c&&p.w>q.w));
}
int b[6000001];
int main()
{
    fastio
    //freopen(".INP","r",stdin);
    //freopen(".OUT","w",stdout);
    int n,m;
    cin>>n>>m;
    for (int i=1;i<=n;i++){
        cin>>a[i].w>>a[i].c;
    }
    sort(a+1,a+1+n,cmp);
    for (int i=1;i<=m;i++){
        cin>>b[i];
    }
    sort(b+1,b+1+m,greater<int>());
    int j=1;
    int cnt=0;
    for (int i=1;i<=n;i++){
        if (j==m+1)break;
        if (b[j]>=a[i].w){
            cnt++;
            j++;
        }
        //else j++;
    }
    cout<<cnt;
}

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