My simple 1ms Java Code


  • 0
    E
    public class Solution extends GuessGame {
        public int guessNumber(int n) {
            if(n==1) return 1;
            int lower = 1;
            int higher = n;
            int result;
            while(true){
                result = lower+(higher-lower)/2;
                if(guess(result)==0) break;
                else if(guess(result)==1){
                    if(result==n-1) return n;
                    lower = result;
                }
                else higher = result;
            }
            return result;
        }
    }
    

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