comefrom: <awangdev>Ugly Number_1.java
code: public boolean isUgly(int num) {
          if (num == 0) {
              return false;
          }
          while (num % 2 == 0) num /= 2;
          while (num % 3 == 0) num /= 3;
          while (num % 5 == 0) num /= 5;
          return num == 1;
      }
masked: public boolean var_0 ( int var_1 ) {
    if ( var_1 == 0 ) {
      return false ;
    }
    while ( var_1 % 2 == 0 ) var_1 /= 2 ;
    while ( var_1 % 3 == 0 ) var_1 /= 3 ;
    while ( var_1 % 5 == 0 ) var_1 /= 5 ;
    return var_1 == 1 ;
  }
  