제출 #89744

#제출 시각아이디문제언어결과실행 시간메모리
89744RAkhshonMoney (IZhO17_money)C++14
45 / 100
1534 ms145964 KiB
#include <bits/stdc++.h>
#define ll long long
#define INF  998244353
using namespace std;
ll a[1011011];
set< ll > st;
int main()
{
ll n;
cin>>n;
for(ll i = 1; i<= n; i ++ ){
    cin>>a[i];
}
ll ans = 0, i;
st.insert(1000000000);
for(  i = 1; i <= n; i ++ ){
    ans++;
    st.insert(a[i]);
    auto x = st.upper_bound(a[i]);
    while( i < n && a[i]<=a[i+1] && a[i+1]<=*x ){
        st.insert(a[i+1]);
        i++;
    }
}
cout<<ans;
return 0;
}

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