제출 #1300777

#제출 시각아이디문제언어결과실행 시간메모리
1300777nataliaaObstacles for a Llama (IOI25_obstacles)C++20
24 / 100
115 ms7444 KiB
//#include "obstacles.h" #include<bits/stdc++.h> using namespace std; bool t1; int n, m; vector<int> t; int f[200005]; void initialize(vector<int> T, vector<int> H){ n = T.size(), m = H.size(); for(int i = 1; i <n; i++ ) { if(T[i]<T[i-1]) { t1 = false; break; } } for(int i = 0; i <m; i++){ if(T[n-1]<=H[i]) f[i+1]++; } for(int i = 1; i < m; i++){ f[i+1]+=f[i]; } } bool can_reach(int l, int r, int s, int d){ if(s==d) return true; if(s>d) swap(s,d); if(f[d]-f[s]==0) return true; return false; }
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