제출 #799925

#제출 시각아이디문제언어결과실행 시간메모리
799925Sohsoh84코끼리 (Dancing Elephants) (IOI11_elephants)C++17
50 / 100
9007 ms3576 KiB
#pragma GCC optimize("unroll-loops") #pragma GCC optimize("O3") #include "elephants.h" #include <bits/stdc++.h> #pragma GCC target("avx2") using namespace std; const int MAXN = 50000 + 10; int X[MAXN], n, L; vector<int> vec; // TODO: multiset void init(int N, int L_, int X_[]) { L = L_; for (int i = 0; i < N; i++) { X[i] = X_[i]; vec.push_back(X[i]); } n = N; } int update(int i, int y) { vec.erase(lower_bound(vec.begin(), vec.end(), X[i])); X[i] = y; vec.insert(lower_bound(vec.begin(), vec.end(), X[i]), X[i]); int ans = 0; int v = -(L + 1); for (int i = 0; i < n; i++) { if (vec[i] > v + L) { v = vec[i]; ans++; } } return ans; }
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