comefrom: <awangdev>Convert Integer A to Integer B_1.java
code: public static int bitSwapRequired(int a, int b) {
          int count = 0;
          for (int i = 0; i < 32; i++) {
              count += (a ^ b) >> i & 1;
          }
          return count;
      }
masked: public static int sample_funcname ( int var_0 , int var_1 ) {
    int var_3 = 0 ;
    for ( int var_4 = 0 ;
    var_4 < 32 ;
    var_4 ++ ) {
      var_3 += ( var_0 ^ var_1 ) >> var_4 & 1 ;
    }
    return var_3 ;
  }
  