crackingCodingInterview/Moderate.java at master · kumarravi/crackingCodingInterview · GitHub

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package cracking.coding;

public class Moderate {

public static void main(String args[]){

Moderate test = new Moderate();

System.out.println(test.getMaxNaive(-8, -9));

}

public int getMaxNaive(int a, int b){

int sa = sign(a);

int sb = sign(b);

int sc = sign(a-b);

int using_a = sa^sb;

int using_c = flip(sa^sb);

int k = using_a*sa+using_c*sc;

int l = flip(k);

return a*k+b*l;

}

public int sign(int a){

return flip((a>>31) & 0x1);

}

public int flip(int a){

return a^1;

}