Best Time to Buy and Sell Stock (java)

 1  public int maxProfit(int[] prices) {
 2          if(prices.length==0)return 0;
 3          int maxProfit=0;
 4          int min=prices[0];
 5          for(int i=0;i<prices.length;i++)
 6          {
 7              maxProfit=prices[i]-min>maxProfit?prices[i]-min:maxProfit;
 8              min=prices[i]<min?prices[i]:min;
 9          }
10          
11          return maxProfit;
12          
13          
14      }