Medalhas.cpp

#include<bits/stdc++.h>
using namespace std;
#define pii pair<int,int>
#define ff first
#define ss second
#define all(x) x.begin(),x.end()

int main(){
	int a, b; cin >> a >> b;
	vector<pii> v;
	for(int i = 0; i < a; i++){
		int x; cin >> x;
		v.push_back({x,0});
	}
	for(int i = 0; i < b; i++){
		int x; cin >> x;
		v.push_back({x,1});
	}

	sort(all(v), greater<pii>());
	for(int i = 1; i < v.size(); i++){
		if(v[i].ss!=v[0].ss){
			cout << i-1 << '\n';
			break;
		}
	}
}