Q41.webp

Kizspy | Question: 41
(Choose 1 answer)
FJOVERFLOW.Com
What is the output of the following code snippet?
Set<Integer> set = new HashSet();
set.add(1); set.add(2); set.add(3); set.add(1);
System.out.println(set.size());
A. 3
B. 4
C 1
D. O