Submission #1112381

#	Time	Username	Problem	Language	Result	Execution time	Memory
1112381		vjudge1	Baloni (COCI15_baloni)	C++17	0 / 100	178 ms	7372 KiB

baloni

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

#define int long long
#define pb push_back
#define F first
#define S second
#define all(v) v.begin(),v.end()


typedef pair<int,int> ii;
typedef pair<int,ii> iii;
typedef vector<int> vi;
typedef vector<char> vc;
typedef vector<bool> vb;
typedef vector<ii> vii;
typedef set<int> si;
typedef map<int,int> mii;
const int INF = 2e5 + 100;

int n;
vi h;
set<int> st;

int32_t main(){
	cin >> n;
	h.resize(n);
	for (int i = 0; i < n; i++){
		cin >> h[i];
	}
	int cnt = 0;

	for (int i = 0; i < n; i++){
		auto itr = st.lower_bound(h[i]+1);
		if (itr == st.end() || *itr != h[i] + 1) cnt++;

		st.insert(h[i]);
	}

	cout << cnt;
	return 0;
}	

• Subtask 1: 0 / 100