제출 #93555

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
93555		Turysbek	Money (IZhO17_money)	C++14	0 / 100	2 ms	376 KiB

money

// In the Name of God

#include <bits/stdc++.h>

using namespace std;

#define	ll long long
#define ull unsigned long long
#define ld long double
#define fi first
#define se second
#define pb push_back
#define mp make_pair
#define sz(a) int(a.size())
#define all(v) v.begin(), v.end()
#define bpc(v) __builtin_popcountll(v)
#define itr iterator
#define rep(i, a, b) for (int i = a; i <= b; ++i)
#define per(i, a, b) for (int i = a; i >= b; --i)
#define ub upper_bound
#define lb lower_bound

const int N = 1e6 + 5;
const int mod = 1e8 + 7;
const int inf = 1e9 + 1;
const double eps = 1e-15;
const int pw = 257;

int n, a[N], cnt;
multiset<int> s;

int main() {
	#ifdef Madi
	freopen(".in", "r", stdin);
	freopen(".out", "w", stdout);
	#endif

	ios_base :: sync_with_stdio(false); cin.tie(NULL);

	cin >> n;
	rep(i, 1, n)
        cin >> a[i];

    s.insert(0);
    rep(i, 1, n) {
        if (i == 1 || *--s.ub(a[i]) != a[i - 1])
            ++cnt;
        s.insert(a[i]);
    }

    cout << cnt;

	#ifdef Madi
    cerr << 1.0 * clock() / CLOCKS_PER_SEC << " s.\n";
    #endif
	return 0;
}

• Subtask 1: 0 / 9
• Subtask 2: 0 / 16
• Subtask 3: 0 / 20
• Subtask 4: 0 / 55