stick_lengths.cpp (593B)
1 #include <bits/stdc++.h> 2 3 using namespace std; 4 5 using ui = unsigned int; 6 using l = long; 7 using ul = unsigned long; 8 using ll = long long; 9 using ull = unsigned long long; 10 11 using vi = vector<int>; 12 using vui = vector<ui>; 13 using vl = vector<l>; 14 using vul = vector<ul>; 15 using vll = vector<ll>; 16 using vull = vector<ull>; 17 18 void solve() 19 { 20 int n; 21 cin >> n; 22 int p[n]; 23 for (int i = 0; i < n; i++) { 24 cin >> p[i]; 25 } 26 27 sort(p, p+n); 28 29 long res = 0; 30 for (int i = 0; i < n; i++) { 31 res += abs(p[i] - p[n/2]); 32 } 33 cout << res << "\n"; 34 } 35 36 int main() 37 { 38 ios::sync_with_stdio(0); 39 cin.tie(0); 40 solve(); 41 }