(Easy) Last Stone Weight LeetCode

Posted 2022-05-31 codingyangmao

class Solution 
    public int lastStoneWeight(int[] stones) 
        
        int len = stones.length;
        int i = len -1;
        int minus = 0;
        int remain = len;
        
       if(stones.length ==1)
           
           return stones[0];
        
        
        else 
            
            Arrays.sort(stones);
            
          do
                if(stones[i]==stones[i-1])
                    
                    
                    stones[i]   = 0;
                    stones[i-1] = 0;
                    
                    remain = remain -2;
                
                
                else
                    
                    stones[i-1]= stones[i]-stones[i-1];
                    stones[i]=0;
                    
                   remain = remain -1;
                
                   
                
                Arrays.sort(stones);
                
            
          
          while(remain >1);  
            
            return stones[len-1];