#include <algorithm>
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ull unsigned long long
#define ld long double
#define ff first
#define ss second
#define ln "\n"
#define mp make_pair
#define pb push_back
#define INF (ll)1e18
ll MOD = (ll)(1e9+7);
void solve(){
ll n, q; cin >> n >> q;
vector<ll> a(n); map<ll, ll> cnt;
for (ll i=0; i<n; i++){
cin >> a[i]; cnt[a[i]]++;
}
vector<ll> byc;
for (auto [x, c]:cnt){
byc.push_back(c);
}
sort(byc.begin(), byc.end());
ll left=0, right=0, res=0;
for (ll i=0; i<(ll)byc.size(); i++){
if (i%2==0){
res+=n*(n+1)/2-left*(left+1)/2-(n-left-byc[i])*(n-left-byc[i]+1)/2;
left+=byc[i];
}else{
res+=n*(n+1)/2-right*(right+1)/2-(n-right-byc[i])*(n-right-byc[i]+1)/2;
right+=byc[i];
}
}
cout << res << ln;
}
int main(){
ios_base::sync_with_stdio(false); cin.tie(nullptr);
#ifdef LOCAL
auto start = chrono::high_resolution_clock::now();
#endif
ll testc=1;
// cin >> testc;
for (ll __c=1; __c<=testc; __c++) solve();
#ifdef LOCAL
auto duration = chrono::duration_cast<chrono::microseconds>(chrono::high_resolution_clock::now() - start);
cout << setprecision(0) << fixed << "time: " << (double)duration.count()/1000.0 << " milliseconds" << endl;
#endif
}
