제출 #309214

#제출 시각아이디문제언어결과실행 시간메모리
309214cgiosyRoller Coaster Railroad (IOI16_railroad)C++17
0 / 100
99 ms4376 KiB
#include "railroad.h" #include <bits/stdc++.h> using namespace std; using ll=long long; ll plan_roller_coaster(vector<int> S, vector<int> E) { const int N=S.size(); vector<int> X(N); iota(X.begin(), X.end(), 0); sort(X.begin(), X.end(), [&](int i, int j) { return S[i]<S[j]; }); int s=1e9, e=1e9; for(int i:X) { if(E[i]<=s) e=min(e, E[i]); else if(S[i]<e) return 1; s=S[i]; } return 0; }
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