用贪心

#include<bits/stdc++.h>
using namespace std;
int main() {
	int n;
	cin >> n;
	int a[n + 1], b[n + 1];
	for (int i = 1; i <= n; i++) {
		cin >>a[i];
	}
	for (int i = 1; i <= n; i++) {
		cin >> b[i];
	}
	sort(a + 1, a + n + 1,greater<int>());
	sort(b + 1, b + n + 1,greater<int>());
	int i = 1, j = 1, sum = 0;
	while(i <= n && j <= n){
        if(a[i] > b[j]){
            sum++;
            i++;
            j++;
        }else{
            j++;
        }
    }
	
	cout <<  (sum - (n - sum)) *200 << endl;
	return 0;
}