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  • 1
    \$\begingroup\$ can you replace i<=1 with i<2 ? \$\endgroup\$ Commented Mar 1, 2017 at 10:02
  • 1
    \$\begingroup\$ You could save a few bytes with a lambda: (n,i)->{...} \$\endgroup\$ Commented Mar 2, 2017 at 14:50
  • \$\begingroup\$ Java 8 lambdas ftw \$\endgroup\$ Commented Mar 2, 2017 at 22:03
  • 1
    \$\begingroup\$ Hmm, looks like this takes extra input. You'll need to make a separate method of just one parameter in order for this to be valid. \$\endgroup\$ Commented Jun 24, 2018 at 1:24