제출 #1219956

#제출 시각아이디문제언어결과실행 시간메모리
1219956friendiksDiversity (CEOI21_diversity)C++20
0 / 100
0 ms324 KiB
#ifndef LOCAL #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #pragma GCC diagnostic ignored "-Wpedantic" #endif #include <bits/stdc++.h> #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> using namespace std; using namespace __gnu_pbds; auto seed = chrono::high_resolution_clock::now().time_since_epoch().count(); mt19937 rnd(52); template<typename T> using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>; template<typename T, typename V> using table = gp_hash_table<T, V>; using i128 = __int128; using ll = long long; using ld = long double; using uint = unsigned int; using ull = unsigned long long; const ll INF = 2e18; const int inf = 1e9; const int maxn = 1e5 + 7; const int MOD = 1e9 + 7; const ld pi = acos(-1); const int P = 5167; const int L = 26; const ld EPS = 0.0005; const ll K = 40; template<typename T, typename V> void fill(T &container, V value) { for (auto &c : container) c = value; } #define int ll void solve() { int n, q; cin >> n >> q; vector<int> v(n); for (int i = 0; i < n; ++i) cin >> v[i]; sort(v.begin(), v.end()); ll ans = 0, cnt = 0; for (int i = 0; i < n; ++i) { if (i > 0 && v[i - 1] < v[i]) { cnt += i; } cnt++; ans += cnt; } while (q--) { int l, r; cin >> l >> r; cout << ans << "\n"; } } signed main() { #ifdef LOCAL freopen("input.txt", "r", stdin); freopen("output.txt", "w", stdout); #endif ios_base::sync_with_stdio(false); cin.tie(nullptr); cout << fixed << setprecision(7); int t = 1; //cin >> t; while (t--) solve(); //stress(); }
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