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twoTwo

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Sep 3rd, 2015
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Java 0.32 KB | None | 0 0
  1. public boolean twoTwo(int[] nums) {
  2.     int len =nums.length;
  3.     boolean result = true;
  4.     for(int i =0;i<len-1;i++){
  5.         if(len<=1 && nums[0]!=2)return true;
  6.         if(len>=2){
  7.             if(nums[len-1]==2 && nums[len-2]!=2)result=false;
  8.         }
  9.         if(nums[i]==2 && nums[i+1]==2)result = true;
  10.     }
  11.     return result;
  12. }
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