import java.io.*;
import java.math.*;
class invw
{
	public static void main (String args[])	throws IOException
	{
		BufferedReader in=new BufferedReader(new InputStreamReader(System.in));
		PrintWriter pw=new PrintWriter(System.out, true);
		int t=Integer.parseInt(in.readLine());
		int ar[]=new int[t+1];
		int man[]=new int [t+1];
		String inp[]=in.readLine().split(" ");
		for(int i=1;i<=t; i++)
		{
			ar[i]=Integer.parseInt(inp[i-1]);
			man[ar[i]]=i;
		}
		int cui=0, cinv=0, cn=0,x1=0,y1=0,x2=0,y2=0,lg=0;
		while(cui<t)
		{
			if(cui<man[cn+1])
			{cn+=1;//pw.println(cn+" "+cui);
				cinv+=(man[cn]-cui-1);
				cui=man[cn];
				//pw.println(cui);
				if(x2<cinv)
				{
					x2=cinv;
					x1=cn;
				}
			}
			else
			{cinv-=1;cn+=1;}
		}
		for(int j=1; j<man[x1]; j++)
		{
			if(ar[j]>lg) 
			{lg=ar[j];}
		}
		cui=man[lg]; 	
		cn=lg;
		cinv=0;y1=lg;
		while(cui>1&& ((cn-1)>x1))
		{
			if(cui>man[cn-1])
			{	
				cn-=1;
				cinv=cinv-(cui-man[cn]-1);
				cui=man[cn];
				if(y2>=cinv)
				{//pw.println(cn);
					y2=cinv;y1=cn;
				}
			}
			else if(man[cn-1]>man[x1])
			{
				cn-=1;
			}
			else
			{
				cinv+=1;cn-=1;
			}
		}
		if(x1==0 && y1==0)
		{pw.println("Cool Array");}
		else
		{pw.println(man[y1]+" "+man[x1]);}
	}
}