제출 #377051

#제출 시각아이디문제언어결과실행 시간메모리
377051ijxjdjdMoney (IZhO17_money)C++14
0 / 100
1 ms364 KiB
#include <bits/stdc++.h> #define FR(i, N) for (int i = 0; i < int(N); i++) #define all(x) begin(x), end(x) using namespace std; using ll = long long; int main() { cin.tie(0); cin.sync_with_stdio(0); int N; multiset<int> left; cin >> N; vector<int> arr(N); FR(i, N) { cin >> arr[i]; left.insert(arr[i]); } int lst = arr[N-1]; int ans = 1; for (int i = N-2; i >= 0; i--) { left.erase(left.find(arr[i+1])); auto it = left.upper_bound(lst); if (it != left.begin() && *(prev(it)) == arr[i]) { } else { ans++; } lst = arr[i]; } cout << ans << '\n'; return 0; }
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