Submission #551321

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
551321	2022-04-20 10:00:56	apostoldaniel854	Diversity (CEOI21_diversity)	C++14	64 / 100	7089 ms	16412 KiB

diversity

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define dbg(x) cerr << #x << " " << x << "\n"
const int MAX_N = 3e5;
int n, Q;
int a[1 + MAX_N];
ll solve(vector <int> &v) {
    int sz = v.size ();
    ll ans = 0;
    for (int l = 0; l < sz; l++) {
        map <int, int> freq;
        for (int r = l; r < sz; r++) {
            freq[v[r]]++;
            ans += freq.size();
        }
    }
    return ans;
}
ll brute_force() {
    vector <int> order(n);
    for (int i = 0; i < n; i++)
        order[i] = i + 1;
    ll ans = (1ll << 60);
    vector <int> best;
 
 
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• Subtask 6: 0 / 36