Submission #1690972

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Source Code Expand

#include<iostream>
using namespace std;
int n,a[10001];
int ans=1;
int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)   cin>>a[i];
	int book;
	if(a[1]<=a[2])  book=1;
	else            book=0;  
	for(int i=2;i<=n;i++)
	{
		if(book==1&&a[i]<=a[i-1])  continue;
		else if(book=1&&a[i]>a[i-1])
		{
			ans++;
			if(a[i+1]>a[i])  book=1;
			else             book=0;
			i++;
		}
		if(book=0&&a[i]>a[i-1])  continue;
		else if(book=0&&a[i]<=a[i-1])
		{
			ans++;
			if(a[i+1]>a[i])  book=1;
			else             book=0;
			i++;
		}
	}
	cout<<ans;
	return 0;
}

Submission Info

Judge Result