Differences

#include <bits/stdc++.h>
#define F first
#define S second
#define X real()
#define Y imag()
using namespace std;
typedef long long ll;
typedef long double ld;
 
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int n;
    cin>>n;
    vector<int> a(n);
    vector<int> b(n);
    for (int i=0;i<n;i++){
        cin>>a[i];
    }
    for (int i=0;i<n;i++){
        cin>>b[i];
    }
    sort(a.begin(), a.end());
    sort(b.begin(), b.end());
    ll s=0;
    for (int i=0;i<n;i++){
        s+=(ll)llabs(a[i]-b[i]);
    }
    cout<<s<<endl;
}

Test 1

Verdict: ACCEPTED