제출 #876993

#제출 시각아이디문제언어결과실행 시간메모리
876993peraMoney (IZhO17_money)C++17
100 / 100
843 ms58108 KiB
#include<bits/stdc++.h> using namespace std; //#define int long long const int N = 2e5 + 1; int main(){ ios::sync_with_stdio(0); cin.tie(0),cout.tie(0); int n , ans = 0;cin >> n; set<int> s; vector<int> a(n + 1); for(int i = 1;i <= n;i ++){ cin >> a[i]; } for(int i = 1;i <= n;i ++){ int p = i; while(p + 1 <= n && (a[p] <= a[p + 1] && (s.upper_bound(a[i]) == s.end() || *s.upper_bound(a[i]) >= a[p + 1]))) ++p; ++ans; for(int x = i;x <= p;x ++) s.insert(a[x]); i = p; } cout << ans << endl; }
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