#include<cstdio>
using namespace std;
int mini,i1,i,m,nr,p,u,n,maxi,l,a[100002],st[100002],poz[100002],b[100002],in[100002],p1[100002];
int main()
{
freopen("secv.in","r",stdin);
freopen("secv.out","w",stdout);
scanf("%d",&n);
for(i=1;i<=n;i++)
	scanf("%d",&a[i]);
l=0;
st[0]=-1;
for(i=1;i<=n;i++)
{
	if(a[i]>st[l])
	{
		l++;
		st[l]=a[i];
		p1[l]=i;
		poz[i]=l;
		in[i]=p1[1];
	}
	else
	{
		p=1;
		u=l;
		while(p<=u)
		{
			m=(p+u)/2;
			if(st[m]>a[i]) u=m-1;
			else
			if(st[m]<a[i]) p=m+1;
			else break;
		}
		if(p<=u) poz[i]=m;
		else
		{
			if(p<=l)
			{
				poz[i]=p;
				in[i]=p1[1];
				st[p]=a[i];
				p1[p]=i;
			}
		}
	}
}
mini=n+1;
for(i=1;i<=n;i++)
	if(poz[i]>maxi) maxi=poz[i];
for(i=1;i<=n;i++)
	if(poz[i]==maxi&&i-in[i]+1<mini) mini=i-in[i]+1;
printf("%d\n",mini);
return 0;
}