Submission #520467

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
520467	2022-01-30 05:51:12	KoD	Diversity (CEOI21_diversity)	C++17	22 / 100	7039 ms	524292 KiB

diversity

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#include <bits/stdc++.h>
using std::vector;
using std::array;
using std::pair;
using std::tuple;
using i64 = std::int64_t;
constexpr int B = 500;
constexpr int MAX = 300000;
constexpr i64 sum_k(const int n) {
    return (i64)n * (n + 1) / 2;
}
 
constexpr i64 sum_k2(const int n) {
    return (i64)n * (n + 1) * (2 * n + 1) / 6;
}
int main() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);
    int N, Q;
    std::cin >> N >> Q;
    vector<int> A(N);
    for (auto& x : A) {
        std::cin >> x;
        x -= 1;
    }
 
 
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