제출 #135247

#제출 시각아이디문제언어결과실행 시간메모리
135247FedericoSMoney (IZhO17_money)C++14
0 / 100
2 ms376 KiB
#include <iostream> #include <set> #include <vector> using namespace std; int N; int B[1000006]; vector<int> A; set<int> S; int ans; int main(){ cin>>N; for(int i=0;i<N;i++) cin>>B[i]; A.push_back(B[0]); for(int i=1;i<N;i++) if(B[i]!=B[i-1]) A.push_back(B[i]); N=A.size(); S.insert(1e9); for(int i=0;i<N-1;i++){ if((A[i]>A[i+1]) or (A[i]<A[i+1] and (*S.lower_bound(A[i]))<=A[i+1])) ans++; S.insert(A[i]); } cout<<ans+1; }
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