public static int METHOD_1 ( int a , int b ) { int sum = 0 ; while ( b != 0 ) { int VAR_1 = a & b ; sum = a ^ b ; b = VAR_1 < < 1 ; } return sum ; } 

public static int METHOD_1 ( int a , int b ) { while ( b != 0 ) { int VAR_1 = a & b ; a = a ^ b ; b = VAR_1 < < 1 ; } return a ; } 
