do correctly in java

1)

find the sum of elements present in the even position of the integer array

Description:

The Sum of numbers in the even positions of an array means the index of the array which is divisible by 2 is called as the even position and the sum of elements of the array present at these indexes will give the required sum.

Sample Input : arr[] = {15, 16, 12, 10, 18, 8}

Sample Output : 45

2) Minimum values in an array Sample Input : arr[] = {5, 6, 12, 1, 18, 8}

Sample Output : Minimum : 1

Maximum : 18

3)

Write a program to check if the given strings are equal or not. The code must be done in 4 approaches:

using equals()

using equalsIgnoreCase()

using compareTo()

without using the above 3

Sample Input :

String1 = Ramayana

String2 = Ramayana

Sample Output:

Strings Equal