frontPiece([1, 2, 3]) → [1, 2]
frontPiece([1, 2]) → [1, 2]
frontPiece([1]) → [1]
Answer 1:
public int[] frontPiece(int[] nums) {Answer 2:
if(nums.length<2) return nums;
return new int[]{nums[0],nums[1]};
}
public int[] frontPiece(int[] nums) {
if (nums.length == 1)
return new int[] {nums[0]};
else if (nums.length == 0)
return new int[] {};
else
return new int[] {nums[0],nums[1]};
}
Reference
http://www.javaproblems.com/2012/12/coding-bat-java-array-1-frontpiece.html
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