제출 #630391

#제출 시각아이디문제언어결과실행 시간메모리
630391DarkMatter송신탑 (IOI22_towers)C++17
0 / 100
506 ms1828 KiB
#include<bits/stdc++.h> #include "towers.h" #include <vector> using namespace std; vector<int>v, cs; void init(int N, std::vector<int> H) { v = H; cs.resize(N); cs[0] = 1; for (int i = 0; i < N - 1; i++) { cs[i + 1] = cs[i]; if (v[i] > v[i + 1]) cs[i + 1]++; } cs[N - 1] = cs[N - 2]; } int max_towers(int L, int R, int D) { return cs[R] - cs[L] + 1; }
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