comefrom: <awangdev>Evaluate Reverse Polish Notation_2.java
code: private long eval(long a, long b, String s) {
  
          long rst = 0;
          char operator = s.charAt(0);
          if (operator == '+') rst = a + b;
          if (operator == '-') rst = a - b;
          if (operator == '*') rst = a * b;
          if (operator == '/') rst = a / b;
      	return rst;
      }
masked: private long sample_funcname ( long var_0 , long var_1 , String var_2 ) {
    long var_3 = 0 ;
    char var_4 = var_2 . charAt ( 0 ) ;
    if ( var_4 == '+' ) var_3 = var_0 + var_1 ;
    if ( var_4 == '-' ) var_3 = var_0 - var_1 ;
    if ( var_4 == '*' ) var_3 = var_0 * var_1 ;
    if ( var_4 == '/' ) var_3 = var_0 / var_1 ;
    return var_3 ;
  }
  