Submission #135219

#	Time	Username	Problem	Language	Result	Execution time	Memory
135219		FedericoS	Money (IZhO17_money)	C++14	0 / 100	2 ms	380 KiB

money

#include <iostream>
#include <set>
using namespace std;

int N;
int A[1000006];
set<int> S;
int ans;

int main(){
	cin>>N;
	for(int i=0;i<N;i++)
		cin>>A[i];
	S.insert(N+1);

	for(int i=0;i<N-1;i++){
		if(A[i]>A[i+1])
			ans++;
		if(A[i]<A[i+1] and *S.lower_bound(A[i])<A[i+1])
			ans++;
		S.insert(A[i]);
	}

	cout<<ans+1;

}

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