#include <bits/stdc++.h> #define int long long using namespace std; int a[2005],b[2005]; signed main() { int n; while (cin >> n) { for (int i = 1; i <= n; i++) cin >> b[i]; for (int i = 1; i <= n; i++) cin >> a[i]; int l1 = 1,l2 = 1,r1 = n,r2 = n,ans = 0; sort(a + 1,a + n + 1); sort(b + 1,b + n + 1); for (int i = 1; i <= n; i++) { if (a[r1] < b[r2]) { r1--,r2--; ans += 200; } else if (a[l1] < b[l2]) { l1++,l2++; ans += 200; } else if (a[r1] > b[l2]) { l2++,r1--; ans -= 200; } } printf("%lld\n",ans); } return 0; }