/* Given an array of ints, return true if it contains no 1's or it contains * no 4's. */ public boolean no14(int[] nums) { boolean has1 = false; boolean has4 = false; for(int i = 0; i < nums.length; i++) { if(nums[i] == 1) has1 = true; if(nums[i] == 4) has4 = true; } return !has1 || !has4; }