/* Given an array of ints, return true if .. 1, 2, 3, .. appears in the array * somewhere. */ public boolean array123(int[] nums) { for(int i = 0; i < nums.length - 2; i++) { if(nums[i] == 1 && nums[i+1] == 2 && nums[i+2] == 3) return true; } return false; }