Submission #336967

#	Time	Username	Problem	Language	Result	Execution time	Memory
336967		BY_KUTBILIM	Money (IZhO17_money)	C++14	100 / 100	1243 ms	58220 KiB

money

/** @BY_KUTBILIM **/
#include <bits/stdc++.h>
using namespace std;

#define ff first
#define ss second
#define pb push_back
#define ll long long

int main(){
    ios_base::sync_with_stdio(false);
    cin.tie();

    int n;
    cin >> n;
    int a[n];
    set<int> s;
    s.insert((int)1e9+7);
    for(int i = 0; i < n; i++){
        cin >> a[i];
    }
    int ans = 0;
    for(int i = 0; i < n; i++){
        int r = *s.upper_bound(a[i]);
        s.insert(a[i]);
        while(a[i+1] >= a[i] and a[i+1] <= r and i + 1 < n){
            i++;
            s.insert(a[i]);
        }
        ans++;
    }
    cout << ans << endl;

    return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 16 / 16
• Subtask 3: 20 / 20
• Subtask 4: 55 / 55