using System;
using System.Linq;
public class Test
{
public static void Main()
{
// your code goes here
int[] arr = {1,2,3,4,5};
foreach (int i in Enumerable.Range(0, arr.Length - 1))
{
Console.WriteLine("i={0}, arr[i]={1}, arr[i+1]={2}", i, arr[i], arr[i + 1]);
}
}
}
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i=0, arr[i]=1, arr[i+1]=2
i=1, arr[i]=2, arr[i+1]=3
i=2, arr[i]=3, arr[i+1]=4
i=3, arr[i]=4, arr[i+1]=5