Given integer array
input :int[] arr={2,3,5,4,1,6,7,7,9};
Remove the duplicate elements and print sum of even numbers in the array..
print -1 if arr contains only odd numbers
Given integer array input :int[] arr={2,3,5,4,1,6,7,7,9}; Remove the duplicate elements and print sum of even numbers in the array.. print -1 if arr contains only odd numbers
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